{"id":20835,"date":"2016-02-03T21:09:00","date_gmt":"2016-02-03T21:09:00","guid":{"rendered":"http:\/\/www.mometrix.com\/academy?page_id=20835"},"modified":"2026-09-10T15:51:17","modified_gmt":"2026-09-10T20:51:17","slug":"certified-arborist-practice-test","status":"publish","type":"page","link":"https:\/\/www.mometrix.com\/academy\/certified-arborist-practice-test\/","title":{"rendered":"Certified Arborist<sup>&reg;<\/sup> Practice Test"},"content":{"rendered":"<p>The Certified Arborist<sup>&reg;<\/sup> exam is administered by the International Society of Arboriculture (ISA) to assess your knowledge and skills in the field of arboriculture.<\/p>\n<p>Click \u201cStart Test\u201d above to take a free Certified Arborist practice test!<\/p>\n<div class=\"buttonlinks\">\n<a href=\"https:\/\/www.mometrix.com\/university\/certifiedarborist\/\" class=\"class_names\" style=\"color:black;\" onclick=\"_paq.push(['trackEvent', 'Course Button', 'Course Click', CertArborist Course Click']);\">Certified Arborist Online Course<\/a><br \/>\n<a href=\"https:\/\/www.mometrix.com\/studyguides\/certifiedarborist\/\" class=\"class_names\" style=\"color:black;\" onclick=\"_paq.push(['trackEvent', 'Guide Button', 'Guide Click', 'CertArborist Guide Click']);\">Certified Arborist Study Guide<\/a><br \/>\n<a href=\"https:\/\/www.flashcardsecrets.com\/certifiedarborist\/\" class=\"class_names\" style=\"color:black;\" onclick=\"_paq.push(['trackEvent', 'Flashcard Button', 'Flashcard Button Click', 'CertArborist Flashcard Click']);\">Certified Arborist Flashcards<\/a>\n<\/div>\n<h2 class=\"pt-page\"><span id=\"Exam_Eligibility\" class=\"m-toc-anchor\"><\/span>Exam Eligibility<\/h2>\n<p>In order to apply to become a Certified Arborist, you must fulfill at least one of the following requirements:<\/p>\n<div style=\"padding-left: 30px;\">\n<strong>Experience<\/strong><br \/>\nYou must have at least three years of full-time experience in arboriculture. Some of the many eligible duties include cabling and bracing, fertilization, pruning, and the diagnosis and treatment of tree problems. Example employers include municipalities, landscape companies, tree care companies, and nurseries.<\/p>\n<p>You can submit supervised volunteer work, as long as you can provide documentation showing the hours worked and responsibilities. To validate work experience, you must submit a letter of reference from previous or current employers. If you are self-employed, you must submit three letters of reference.<\/p>\n<p><strong>Education<\/strong><br \/>\nYou may fulfill the eligibility requirements by completing a university-accredited degree program with additional practical experience in arboriculture or by completing an assessment-based certificate program.<\/p>\n<\/div>\n<h2 class=\"pt-page\"><span id=\"Certified_Arborist_Exam_Outline\" class=\"m-toc-anchor\"><\/span>Certified Arborist Exam Outline<\/h2>\n<p>The Certified Arborist exam contains 200 multiple-choice questions, and you will have 3.5 hours to complete the exam.<\/p>\n<p>The questions are split into ten domains. Each domain contains multiple tasks, and each task contains a set of knowledge-based and skills-based areas.<\/p>\n<details class=\"togglelist\" style=\"margin-left: 1em; margin-bottom: 2.5em; margin-top: 2.5em;\">\n<summary style=\"margin-top: -1em; font-weight: bold; font-size: 115%;\">1. Tree Biology (11%)<\/summary>\n<div class=\"taskdiv\">\n<p style=\"margin-left: 20px;\"><strong>TASK A:<\/strong><br \/>\nRecommend and specify tree work based on knowledge of tree anatomy, biomechanics, and physiology.<\/p>\n<hr class=\"taskhr\" \/>\n<div class=\"flextog\">\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Knowledge<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Anatomy and functions of roots, trunks, leaves, twigs, and branches<\/li>\n<li>Photosynthesis<\/li>\n<li>Respiration<\/li>\n<li>Energy allocation and storage within a tree<\/li>\n<li>Tree profiles<\/li>\n<li>Tree identification<\/li>\n<li>Mechanical stress and response growth<\/li>\n<li>Growth habits and stages<\/li>\n<li>Water movement within the tree<\/li>\n<li>Morphophysiology<\/li>\n<\/ul>\n<\/details>\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Skills<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Identifying trees<\/li>\n<li>Making management and maintenance recommendations based on structural and physiological needs<\/li>\n<li>Making management and maintenance recommendations based on the developmental stage of the tree<\/li>\n<\/ul>\n<\/details>\n<\/div>\n<\/div>\n<div class=\"taskdiv\">\n<p style=\"margin-left: 20px;\"><strong>TASK B:<\/strong><br \/>\nExplain the life cycle of a tree and develop tree work recommendations based on developmental needs and tree growth.<\/p>\n<hr class=\"taskhr\" \/>\n<div class=\"flextog\">\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Knowledge<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Vegetative growth<\/li>\n<li>Tree death<\/li>\n<li>Phenology<\/li>\n<li>Environmental effects and responses<\/li>\n<li>Propagation<\/li>\n<li>Reproduction<\/li>\n<\/ul>\n<\/details>\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Skills<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Developing maintenance recommendations based on condition and life cycle<\/li>\n<\/ul>\n<\/details>\n<\/div>\n<\/div>\n<\/details>\n<details class=\"togglelist\" style=\"margin-left: 1em; margin-bottom: 2.5em; margin-top: 2em;\">\n<summary style=\"margin-top: -1em; font-weight: bold; font-size: 115%;\">2. Tree Identification and Selection (9%)<\/summary>\n<div class=\"taskdiv\">\n<p style=\"margin-left: 20px;\"><strong>TASK A:<\/strong><br \/>\nDescribe the importance of proper tree identification when it comes to tree management.<\/p>\n<hr class=\"taskhr\" \/>\n<div class=\"flextog\">\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Knowledge<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>The relationship among tree species characteristics, accurate tree identification, and problem diagnosis<\/li>\n<\/ul>\n<\/details>\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Skills<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Using tree identification reference materials<\/li>\n<li>Using tree identification systems<\/li>\n<\/ul>\n<\/details>\n<\/div>\n<\/div>\n<div class=\"taskdiv\">\n<p style=\"margin-left: 20px;\"><strong>TASK B:<\/strong><br \/>\nExplain tree classification systems and utilize appropriate nomenclature during tree identification and communication.<\/p>\n<hr class=\"taskhr\" \/>\n<div class=\"flextog\">\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Knowledge<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>General tree classification<\/li>\n<\/ul>\n<\/details>\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Skills<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Using and notating plant-specific names in communication and report writing<\/li>\n<\/ul>\n<\/details>\n<\/div>\n<\/div>\n<div class=\"taskdiv\">\n<p style=\"margin-left: 20px;\"><strong>TASK C:<\/strong><br \/>\nDescribe important physical and morphological structures used in the identification of tree species.<\/p>\n<hr class=\"taskhr\" \/>\n<div class=\"flextog\">\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Knowledge<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Leaf anatomy, types, arrangements, and characteristics<\/li>\n<li>Root, branch, twig, and trunk anatomy<\/li>\n<li>Tropical and desert tree characteristics<\/li>\n<li>Fruits<\/li>\n<li>Seeds and seedpods<\/li>\n<li>Flower and inflorescence types<\/li>\n<li>Tree profiles<\/li>\n<\/ul>\n<\/details>\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Skills<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Collecting tree samples that aid in identification of the tree<\/li>\n<li>Recognizing notable features in key anatomical structures<\/li>\n<li>Utilizing available tree identification resources and tools<\/li>\n<\/ul>\n<\/details>\n<\/div>\n<\/div>\n<div class=\"taskdiv\">\n<p style=\"margin-left: 20px;\"><strong>TASK D:<\/strong><br \/>\nSelect trees appropriate for a given planting site and project needs, taking into consideration short-term and long-term requirements and maintenance goals.<\/p>\n<hr class=\"taskhr\" \/>\n<div class=\"flextog\">\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Knowledge<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Tree species characteristics<\/li>\n<li>Considerations and potential vulnerabilities of specific species<\/li>\n<\/ul>\n<\/details>\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Skills<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Collecting and analyzing soil samples<\/li>\n<li>Assessing site characteristics<\/li>\n<li>Selecting a tree species that will thrive at a given site<\/li>\n<li>Recommending tree species for the planting site<\/li>\n<li>Communicating tree requirements and site considerations<\/li>\n<li>Making recommendations based on tree requirements and site considerations<\/li>\n<\/ul>\n<\/details>\n<\/div>\n<\/div>\n<\/details>\n<details class=\"togglelist\" style=\"margin-left: 1em; margin-bottom: 2.5em; margin-top: 2em;\">\n<summary style=\"margin-top: -1em; font-weight: bold; font-size: 115%;\">3. Soil Management (7%)<\/summary>\n<div class=\"taskdiv\">\n<p style=\"margin-left: 20px;\"><strong>TASK A:<\/strong><br \/>\nAssess the chemical, biological, and physical components of soil and its relationship in supporting tree development and growth.<\/p>\n<hr class=\"taskhr\" \/>\n<div class=\"flextog\">\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Knowledge<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Industry standards for soil management<\/li>\n<li>Biological components of soil<\/li>\n<li>Chemical characteristics of soil<\/li>\n<li>Physical characteristics of soil<\/li>\n<li>Soil formation and horizons<\/li>\n<li>Relationship between root distribution and soil<\/li>\n<li>Soil sampling methods<\/li>\n<li>Urban soils<\/li>\n<\/ul>\n<\/details>\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Skills<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Collecting and testing soil samples<\/li>\n<li>Interpreting test results<\/li>\n<li>Analyzing soil characteristics<\/li>\n<\/ul>\n<\/details>\n<\/div>\n<\/div>\n<div class=\"taskdiv\">\n<p style=\"margin-left: 20px;\"><strong>TASK B:<\/strong><br \/>\nExplain the interaction between soil and water and how it affects tree growth and development, list management options when needed, and assess site conditions.<\/p>\n<hr class=\"taskhr\" \/>\n<div class=\"flextog\">\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Knowledge<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Water movement and drainage<\/li>\n<li>Supplemental water systems<\/li>\n<li>Water budgets<\/li>\n<li>Soil structure<\/li>\n<li>Water behavior in soil<\/li>\n<li>Local climatic conditions affecting availability and uptake of water from soil<\/li>\n<li>Relationship among soil characteristics, water, and drainage<\/li>\n<\/ul>\n<\/details>\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Skills<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Assessing water-holding capacity and drainage<\/li>\n<li>Recommending methods for effective water management<\/li>\n<\/ul>\n<\/details>\n<\/div>\n<\/div>\n<div class=\"taskdiv\">\n<p style=\"margin-left: 20px;\"><strong>TASK C:<\/strong><br \/>\nIdentify soil volume, structure, and nutrition requirements and recommend mitigation strategies when needed.<\/p>\n<hr class=\"taskhr\" \/>\n<div class=\"flextog\">\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Knowledge<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Soil management and amendments<\/li>\n<li>Types of fertilizer<\/li>\n<li>Tree nutritional and uptake requirements<\/li>\n<li>Fertilization application timing and techniques<\/li>\n<li>Soil volume and structure requirements for trees<\/li>\n<\/ul>\n<\/details>\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Skills<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Recommending soil management and development strategies to support tree growth and development in urban areas<\/li>\n<li>Recommending and applying fertilizer on a needs basis, according to applicable industry standards<\/li>\n<li>Identifying soil improvement and remediation strategies<\/li>\n<\/ul>\n<\/details>\n<\/div>\n<\/div>\n<\/details>\n<details class=\"togglelist\" style=\"margin-left: 1em; margin-bottom: 2.5em; margin-top: 2em;\">\n<summary style=\"margin-top: -1em; font-weight: bold; font-size: 115%;\">4. Installation and Establishment (9%)<\/summary>\n<div class=\"taskdiv\">\n<p style=\"margin-left: 20px;\"><strong>TASK A:<\/strong><br \/>\nPlant and transplant trees according to industry standards.<\/p>\n<hr class=\"taskhr\" \/>\n<div class=\"flextog\">\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Knowledge<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>How the nursery industry propagates and grows trees<\/li>\n<li>Advantages and disadvantages of different nursery stock types<\/li>\n<li>Industry-standard planting and transplanting practices<\/li>\n<li>Planting timing<\/li>\n<li>Backfilling<\/li>\n<li>Root ball interaction with soil and planting hole<\/li>\n<li>Proper tree placement<\/li>\n<li>Impact of soil amendments<\/li>\n<\/ul>\n<\/details>\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Skills<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Assessing the quality and health of planting stock<\/li>\n<li>Pruning roots and shaving root balls to prevent girdling<\/li>\n<li>Transplanting trees<\/li>\n<li>Handling planting stock<\/li>\n<li>Removing root ball package materials<\/li>\n<li>Preparing the planting site<\/li>\n<li>Backfilling and adding soil to support tree establishment<\/li>\n<\/ul>\n<\/details>\n<\/div>\n<\/div>\n<div class=\"taskdiv\">\n<p style=\"margin-left: 20px;\"><strong>TASK B:<\/strong><br \/>\nProvide care for newly planted trees to ensure growth, good structure, and survival.<\/p>\n<hr class=\"taskhr\" \/>\n<div class=\"flextog\">\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Knowledge<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Tree species characteristics<\/li>\n<li>Trunk wrap and support systems<\/li>\n<li>Environmental and cultural requirements for different tree species<\/li>\n<\/ul>\n<\/details>\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Skills<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Determining watering requirements<\/li>\n<li>Selecting and applying mulch<\/li>\n<li>Recognizing inappropriate planting techniques<\/li>\n<li>Pruning young trees for good structure<\/li>\n<li>Installing support for newly planted trees<\/li>\n<li>Recommending plant health care plans<\/li>\n<li>Including and engaging local stakeholders to ensure long-term maintenance<\/li>\n<\/ul>\n<\/details>\n<\/div>\n<\/div>\n<\/details>\n<details class=\"togglelist\" style=\"margin-left: 1em; margin-bottom: 2.5em; margin-top: 2em;\">\n<summary style=\"margin-top: -1em; font-weight: bold; font-size: 115%;\">5. Pruning (14%)<\/summary>\n<div class=\"taskdiv\">\n<p style=\"margin-left: 20px;\"><strong>TASK A:<\/strong><br \/>\nExplain why pruning is undertaken and list the main industry-standard pruning systems, types of cuts, general practices, and objectives.<\/p>\n<hr class=\"taskhr\" \/>\n<div class=\"flextog\">\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Knowledge<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Pruning practices and considerations in relation to optimal timing and quantity<\/li>\n<li>Pruning objectives<\/li>\n<li>Accepted industry standards for tree pruning<\/li>\n<li>Wound response<\/li>\n<li>Outcomes of tree pruning<\/li>\n<\/ul>\n<\/details>\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Skills<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Communicating how tree pruning promotes good structure<\/li>\n<li>Assessing site and tree conditions that influence pruning decisions<\/li>\n<li>Explaining the difference between unacceptable and acceptable pruning techniques to a lay audience<\/li>\n<\/ul>\n<\/details>\n<\/div>\n<\/div>\n<div class=\"taskdiv\">\n<p style=\"margin-left: 20px;\"><strong>TASK B:<\/strong><br \/>\nList commonly used industry-standard pruning tools and their uses.<\/p>\n<hr class=\"taskhr\" \/>\n<div class=\"flextog\">\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Knowledge<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Chainsaws<\/li>\n<li>Scissor-type tools<\/li>\n<li>Pruning saws<\/li>\n<\/ul>\n<\/details>\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Skills<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Selecting the appropriate pruning tool for a given scenario<\/li>\n<li>Cleaning and maintaining pruning tools<\/li>\n<li>Handling pruning tools according to best practices<\/li>\n<\/ul>\n<\/details>\n<\/div>\n<\/div>\n<div class=\"taskdiv\">\n<p style=\"margin-left: 20px;\"><strong>TASK C:<\/strong><br \/>\nRecommend and execute tree pruning in a way that minimizes impact and promotes longevity.<\/p>\n<hr class=\"taskhr\" \/>\n<div class=\"flextog\">\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Knowledge<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Compartmentalization of decay in trees (CODIT)<\/li>\n<li>Root and utility pruning<\/li>\n<li>Improper pruning techniques<\/li>\n<li>Safety standards and requirements for working near electrical systems<\/li>\n<li>Anatomy and physiology of tree parts, branches, and branch unions<\/li>\n<li>Types of pruning cuts<\/li>\n<li>Disinfection of tools<\/li>\n<li>ISO 11681-2:2011\/AMD 1:2017<\/li>\n<\/ul>\n<\/details>\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Skills<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Determining where the pruning cut should be according to the branch union anatomy and best practices<\/li>\n<li>Writing pruning specifications and objectives<\/li>\n<li>Sequencing cuts to facilitate the ease of handling removed materials<\/li>\n<li>Minimizing the potential for bark tearing beyond the point of branch attachment<\/li>\n<li>Predicting tree response to pruning cuts depending on the tree species, timing, age, wound size, and overall health of the tree<\/li>\n<\/ul>\n<\/details>\n<\/div>\n<\/div>\n<div class=\"taskdiv\">\n<p style=\"margin-left: 20px;\"><strong>TASK D:<\/strong><br \/>\nExplain pruning practices that are detrimental to tree health and longevity.<\/p>\n<hr class=\"taskhr\" \/>\n<div class=\"flextog\">\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Knowledge<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Consequences of improper cuts on tree health and structure<\/li>\n<li>Harmful pruning practices<\/li>\n<\/ul>\n<\/details>\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Skills<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Anticipating potential impacts of detrimental pruning practices to tree health and structure<\/li>\n<li>Explaining why certain pruning strategies, cuts, and wound dressings may be detrimental to tree health and longevity<\/li>\n<\/ul>\n<\/details>\n<\/div>\n<\/div>\n<\/details>\n<details class=\"togglelist\" style=\"margin-left: 1em; margin-bottom: 2.5em; margin-top: 2em;\">\n<summary style=\"margin-top: -1em; font-weight: bold; font-size: 115%;\">6. Diagnosis and Treatment (9%)<\/summary>\n<div class=\"taskdiv\">\n<p style=\"margin-left: 20px;\"><strong>TASK A:<\/strong><br \/>\nExplain and implement diagnostic principles and practices.<\/p>\n<hr class=\"taskhr\" \/>\n<div class=\"flextog\">\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Knowledge<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Tree identification<\/li>\n<li>Common biotic and abiotic stresses and disorders<\/li>\n<li>Diseases<\/li>\n<li>Difference between signs and symptoms<\/li>\n<li>Difference between biotic and abiotic disorders<\/li>\n<\/ul>\n<\/details>\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Skills<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Identifying the causes of common tree health problems<\/li>\n<li>Identifying emerging regional problems and trends in plant pests and disease recognition and monitoring<\/li>\n<\/ul>\n<\/details>\n<\/div>\n<\/div>\n<div class=\"taskdiv\">\n<p style=\"margin-left: 20px;\"><strong>TASK B:<\/strong><br \/>\nExplain plant health care and integrated pest management principles.<\/p>\n<hr class=\"taskhr\" \/>\n<div class=\"flextog\">\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Knowledge<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>PHC and IPM principles<\/li>\n<li>Compounding factors<\/li>\n<li>Stress factors<\/li>\n<\/ul>\n<\/details>\n<\/div>\n<\/div>\n<div class=\"taskdiv\">\n<p style=\"margin-left: 20px;\"><strong>TASK C:<\/strong><br \/>\nDevelop and implement a plant health care management plan that takes integrated pest management into consideration and a holistic view of the landscape and environmental needs.<\/p>\n<hr class=\"taskhr\" \/>\n<div class=\"flextog\">\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Knowledge<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>PHC and IPM principles<\/li>\n<li>Tree identification<\/li>\n<li>Standards and laws associated with chemical control use, proper waste management, storage, and application<\/li>\n<li>Tree diagnostics and treatment<\/li>\n<\/ul>\n<\/details>\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Skills<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Developing and implementing a PHC management plan<\/li>\n<li>Communicating findings and associated management plans and recommendations<\/li>\n<li>Monitoring pest resurgence, treatment success, and follow-up care<\/li>\n<\/ul>\n<\/details>\n<\/div>\n<\/div>\n<\/details>\n<details class=\"togglelist\" style=\"margin-left: 1em; margin-bottom: 2.5em; margin-top: 2em;\">\n<summary style=\"margin-top: -1em; font-weight: bold; font-size: 115%;\">7. Trees and Construction (9%)<\/summary>\n<div class=\"taskdiv\">\n<p style=\"margin-left: 20px;\"><strong>TASK A:<\/strong><br \/>\nDevelop and implement tree protection plans for individual trees or tree populations that are on or near construction, development, or demolition sites.<\/p>\n<hr class=\"taskhr\" \/>\n<div class=\"flextog\">\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Knowledge<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>TPZ and CRZ<\/li>\n<li>Accepted industry standards related to trees and construction<\/li>\n<li>Species-specific resilience\/vulnerability to construction<\/li>\n<li>Tree protection measures<\/li>\n<li>Site plans<\/li>\n<li>Construction phases<\/li>\n<li>Roles of developers and contractors within a tree protection plan<\/li>\n<li>Methods for root and soil protection<\/li>\n<\/ul>\n<\/details>\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Skills<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Interpreting a site plan<\/li>\n<li>Coordinating tree protection activities with contractors and developers<\/li>\n<li>Assessing the effectiveness of tree protection plans<\/li>\n<li>Recommending measures to protect trees from damage before and during construction<\/li>\n<li>Utilizing the site plan to aid in implementing the tree protection plan<\/li>\n<\/ul>\n<\/details>\n<\/div>\n<\/div>\n<div class=\"taskdiv\">\n<p style=\"margin-left: 20px;\"><strong>TASK B:<\/strong><br \/>\nPredict the impact of construction activities on tree health and stability.<\/p>\n<hr class=\"taskhr\" \/>\n<div class=\"flextog\">\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Knowledge<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Construction practices and techniques<\/li>\n<li>The impact of construction activity on tree health and stability, trunk, branches, and root systems<\/li>\n<\/ul>\n<\/details>\n<\/div>\n<\/div>\n<div class=\"taskdiv\">\n<p style=\"margin-left: 20px;\"><strong>TASK C:<\/strong><br \/>\nRecommend treatments for trees that have been impacted during construction.<\/p>\n<hr class=\"taskhr\" \/>\n<div class=\"flextog\">\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Knowledge<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Short-term and long-term impact of construction on a tree&#8217;s longevity<\/li>\n<li>Conditions when tree removal and replacement is necessary<\/li>\n<\/ul>\n<\/details>\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Skills<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Assessing risk related to construction injury to the tree<\/li>\n<li>Developing a treatment and mitigation plan<\/li>\n<li>Providing care to the tree to promote recovery<\/li>\n<li>Recommending short-term and long-term treatments to promote recovery<\/li>\n<\/ul>\n<\/details>\n<\/div>\n<\/div>\n<\/details>\n<details class=\"togglelist\" style=\"margin-left: 1em; margin-bottom: 2.5em; margin-top: 2em;\">\n<summary style=\"margin-top: -1em; font-weight: bold; font-size: 115%;\">8. Tree Risk (11%)<\/summary>\n<div class=\"taskdiv\">\n<p style=\"margin-left: 20px;\"><strong>TASK A:<\/strong><br \/>\nIdentify and communicate the roles and responsibilities of different parties involved in tree risk management.<\/p>\n<hr class=\"taskhr\" \/>\n<div class=\"flextog\">\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Knowledge<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Roles and responsibilities of the risk assessor<\/li>\n<li>Roles and responsibilities of the tree owner\/manager<\/li>\n<li>Roles and responsibilities of the arborist<\/li>\n<\/ul>\n<\/details>\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Skills<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Communicating risk and risk management with a diverse audience<\/li>\n<\/ul>\n<\/details>\n<\/div>\n<\/div>\n<div class=\"taskdiv\">\n<p style=\"margin-left: 20px;\"><strong>TASK B:<\/strong><br \/>\nList the types of risk associated with trees.<\/p>\n<hr class=\"taskhr\" \/>\n<div class=\"flextog\">\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Knowledge<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Tripping<\/li>\n<li>Slipping<\/li>\n<li>Whole tree vs. tree part failure<\/li>\n<li>Other potential risk sources<\/li>\n<\/ul>\n<\/details>\n<\/div>\n<\/div>\n<div class=\"taskdiv\">\n<p style=\"margin-left: 20px;\"><strong>TASK C:<\/strong><br \/>\nPerform a limited visual tree risk assessment of an individual tree or a population of trees near specified targets.<\/p>\n<hr class=\"taskhr\" \/>\n<div class=\"flextog\">\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Knowledge<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Site analysis<\/li>\n<li>Assessment levels<\/li>\n<li>Tree stability<\/li>\n<li>Tree analysis<\/li>\n<li>Mitigation of tree risk<\/li>\n<\/ul>\n<\/details>\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Skills<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Identifying obvious tree defects and conditions that may increase the likelihood of failure<\/li>\n<li>Determining the interval of inspections<\/li>\n<li>Determining which level of assessment is necessary under various circumstances<\/li>\n<li>Recommending measures to mitigate tree risk<\/li>\n<\/ul>\n<\/details>\n<\/div>\n<\/div>\n<\/details>\n<details class=\"togglelist\" style=\"margin-left: 1em; margin-bottom: 2.5em; margin-top: 2em;\">\n<summary style=\"margin-top: -1em; font-weight: bold; font-size: 115%;\">9. Safe Work Practices (15%)<\/summary>\n<div class=\"taskdiv\">\n<p style=\"margin-left: 20px;\"><strong>TASK A:<\/strong><br \/>\nExplain and comply with industry safety standards, regulations, local laws, and directives for performing tree work and ensuring the safety of climbers, workers, and other persons near the work zone.<\/p>\n<hr class=\"taskhr\" \/>\n<div class=\"flextog\">\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Knowledge<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Industry safety standards and requirements<\/li>\n<li>Industry safety standards and requirements regarding working near electrical systems<\/li>\n<li>ISO 11681-2:2011\/AMD 1:2017<\/li>\n<li>Work-zone security, communication, and work planning best practices<\/li>\n<li>Fire safety<\/li>\n<\/ul>\n<\/details>\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Skills<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Referring to relevant laws and regulations from all levels of government<\/li>\n<li>Accessing and maintaining reference materials<\/li>\n<\/ul>\n<\/details>\n<\/div>\n<\/div>\n<div class=\"taskdiv\">\n<p style=\"margin-left: 20px;\"><strong>TASK B:<\/strong><br \/>\nDevelop safety protocols to mitigate risk present within the tree of interest, work site, or equipment being used.<\/p>\n<hr class=\"taskhr\" \/>\n<div class=\"flextog\">\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Knowledge<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Command and response communication system<\/li>\n<li>Local plants and animals that are potential hazards to workers<\/li>\n<li>Signs and symptoms of trunk and root decay<\/li>\n<li>Species-related patterns of whole tree or tree part failure<\/li>\n<li>Fire safety<\/li>\n<li>Mechanical or physical damage done to a tree and\/or root system<\/li>\n<li>Ergonomics<\/li>\n<li>Visual tree inspection<\/li>\n<li>Common defects in trees<\/li>\n<\/ul>\n<\/details>\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Skills<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Reviewing documentation<\/li>\n<li>Determining if the tree can withstand the necessary work forces<\/li>\n<li>Securing hazardous materials when not in use<\/li>\n<li>Managing traffic hazards<\/li>\n<li>Assessing tree structure<\/li>\n<li>Preparing the work zone<\/li>\n<li>Visually identifying obvious tree defects and conditions<\/li>\n<li>Visually inspecting the immediate surroundings of the tree<\/li>\n<li>Developing and communicating a job briefing<\/li>\n<\/ul>\n<\/details>\n<\/div>\n<\/div>\n<div class=\"taskdiv\">\n<p style=\"margin-left: 20px;\"><strong>TASK C:<\/strong><br \/>\nComply with safety standards when working near electrical hazards.<\/p>\n<hr class=\"taskhr\" \/>\n<div class=\"flextog\">\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Knowledge<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Basic properties of electricity<\/li>\n<li>Common electrical systems and other services<\/li>\n<li>Minimum approach distances<\/li>\n<li>Sources of electrical shock<\/li>\n<\/ul>\n<\/details>\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Skills<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Identifying what stage of electrical distribution the line is carrying<\/li>\n<li>Maintaining minimum approach distances<\/li>\n<li>Identifying electrical hardware and line features<\/li>\n<li>Wearing personal protection equipment<\/li>\n<\/ul>\n<\/details>\n<\/div>\n<\/div>\n<div class=\"taskdiv\">\n<p style=\"margin-left: 20px;\"><strong>TASK D:<\/strong><br \/>\nUtilize tools and equipment to safely conduct tree work.<\/p>\n<hr class=\"taskhr\" \/>\n<div class=\"flextog\">\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Knowledge<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Pruning saws<\/li>\n<li>Large equipment and vehicle applications<\/li>\n<li>Scissor-type tools<\/li>\n<li>Chippers and stump grinders<\/li>\n<li>Aerial lifts<\/li>\n<\/ul>\n<\/details>\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Skills<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Recognizing operational flaws<\/li>\n<li>Coordinating arboriculture work with large equipment vehicle operators<\/li>\n<li>Inspecting tools and equipment for sustainability<\/li>\n<li>Selecting the appropriate mechanical or hand tools to perform arboricultural work<\/li>\n<li>Using mechanical and hand tools in accordance with manufacturing specifications<\/li>\n<\/ul>\n<\/details>\n<\/div>\n<\/div>\n<div class=\"taskdiv\">\n<p style=\"margin-left: 20px;\"><strong>TASK E:<\/strong><br \/>\nUtilize appropriate personal protective equipment to protect the health and safety of the arborist.<\/p>\n<hr class=\"taskhr\" \/>\n<div class=\"flextog\">\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Knowledge<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Head protection systems<\/li>\n<li>Eye protection systems<\/li>\n<li>Hearing protection<\/li>\n<li>Leg, foot, and hand protection<\/li>\n<li>Industry-standard tree-climbing saddle\/harness, connecting links, and spurs\/gaffs<\/li>\n<li>Other PPE according to local regulations<\/li>\n<\/ul>\n<\/details>\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Skills<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Selecting and inspecting appropriate PPE<\/li>\n<li>Wearing, adjusting, and maintaining PPE<\/li>\n<li>Selecting tree-climbing equipment that is appropriate for project specifications and meets regulations and industry standards<\/li>\n<\/ul>\n<\/details>\n<\/div>\n<\/div>\n<div class=\"taskdiv\">\n<p style=\"margin-left: 20px;\"><strong>TASK F:<\/strong><br \/>\nExplain critical climbing tasks necessary to perform tree work safely.<\/p>\n<hr class=\"taskhr\" \/>\n<div class=\"flextog\">\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Knowledge<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Climbing ropes and rope systems used in arboriculture<\/li>\n<li>Climbing techniques used for tie in and ascent<\/li>\n<li>Procedures for a safe and controlled ascent, descent, and tree work while aloft<\/li>\n<li>Knots or rope tools which provide safe entry and activity in the tree<\/li>\n<\/ul>\n<\/details>\n<\/div>\n<\/div>\n<div class=\"taskdiv\">\n<p style=\"margin-left: 20px;\"><strong>TASK G:<\/strong><br \/>\nExplain methods and techniques for tree-rigging used in arboriculture.<\/p>\n<hr class=\"taskhr\" \/>\n<div class=\"flextog\">\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Knowledge<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Tree-rigging hardware, techniques, and systems<\/li>\n<li>Tree characteristics and strength in relation to anchor point and anticipated forces in use during rigging<\/li>\n<\/ul>\n<\/details>\n<\/div>\n<\/div>\n<div class=\"taskdiv\">\n<p style=\"margin-left: 20px;\"><strong>TASK H:<\/strong><br \/>\nRemove trees using appropriate techniques to ensure accuracy and safety as well as processing the tree parts.<\/p>\n<hr class=\"taskhr\" \/>\n<div class=\"flextog\">\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Knowledge<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Techniques for felling<\/li>\n<li>Work positioning techniques to reduce repetitive strain injuries and minimize exposure to chainsaw kickback<\/li>\n<li>Chainsaw safety features<\/li>\n<li>Cutting techniques<\/li>\n<li>Techniques for aerial dismantlement<\/li>\n<li>Tree-removal safety hazards<\/li>\n<\/ul>\n<\/details>\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Skills<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Developing a felling strategy<\/li>\n<li>Developing a felling escape route strategy<\/li>\n<li>Work positioning to maximize comfort and control and minimize exposure to kickback while handling a chainsaw<\/li>\n<li>Selecting and recommending appropriate tools to achieve directional control<\/li>\n<\/ul>\n<\/details>\n<\/div>\n<\/div>\n<div class=\"taskdiv\">\n<p style=\"margin-left: 20px;\"><strong>TASK I:<\/strong><br \/>\nAid in providing care or oversight during emergency situations involving physical harm or hazardous conditions that pose a safety risk to the arborist, other workers, and other persons near the work zone.<\/p>\n<hr class=\"taskhr\" \/>\n<div class=\"flextog\">\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Knowledge<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>CPR<\/li>\n<li>Aerial rescue<\/li>\n<li>Emergency action plan<\/li>\n<li>First aid<\/li>\n<\/ul>\n<\/details>\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Skills<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Communicating with emergency responders<\/li>\n<li>Assessing environmental hazards<\/li>\n<li>Documenting and communicating with stakeholders after an emergency<\/li>\n<\/ul>\n<\/details>\n<\/div>\n<\/div>\n<div class=\"taskdiv\">\n<p style=\"margin-left: 20px;\"><strong>TASK J:<\/strong><br \/>\nPromote the importance of safety and training of safety procedures and behaviors.<\/p>\n<hr class=\"taskhr\" \/>\n<div class=\"flextog\">\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Knowledge<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Safety procedures<\/li>\n<li>Importance of safety training<\/li>\n<li>Relevant guidelines and standards for arboriculture work<\/li>\n<\/ul>\n<\/details>\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Skills<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Communicating the benefits of safety training and procedures<\/li>\n<\/ul>\n<\/details>\n<\/div>\n<\/div>\n<\/details>\n<details class=\"togglelist\" style=\"margin-left: 1em; margin-bottom: 2.5em; margin-top: 2em;\">\n<summary style=\"margin-top: -1em; font-weight: bold; font-size: 115%;\">10. Urban Forestry (6%)<\/summary>\n<div class=\"taskdiv\">\n<p style=\"margin-left: 20px;\"><strong>TASK A:<\/strong><br \/>\nDiscuss the aesthetic, ecological, economic, environmental, social, and health benefits of urban forests and trees.<\/p>\n<hr class=\"taskhr\" \/>\n<div class=\"flextog\">\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Knowledge<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Aesthetic benefits of trees<\/li>\n<li>Environmental benefits of trees<\/li>\n<li>Economic benefits of trees<\/li>\n<li>Sociological benefits of trees<\/li>\n<li>Health benefits of trees<\/li>\n<li>Benefit-cost ratio (BCR) and return on investment (ROI) associated with trees<\/li>\n<\/ul>\n<\/details>\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Skills<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Discussing benefits, tradeoffs, and investment associated with trees with different stakeholders<\/li>\n<li>Recording appropriate tree attributes for calculating tree value<\/li>\n<li>Using established tree value calculators to determine the value of tree<\/li>\n<\/ul>\n<\/details>\n<\/div>\n<\/div>\n<div class=\"taskdiv\">\n<p style=\"margin-left: 20px;\"><strong>TASK B:<\/strong><br \/>\nExplain accepted plant appraisal principles and approaches.<\/p>\n<hr class=\"taskhr\" \/>\n<div class=\"flextog\">\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Knowledge<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Appraisal approaches<\/li>\n<li>Community tree benefits<\/li>\n<li>Real estate value improvement<\/li>\n<\/ul>\n<\/details>\n<\/div>\n<\/div>\n<div class=\"taskdiv\">\n<p style=\"margin-left: 20px;\"><strong>TASK C:<\/strong><br \/>\nList possible regulatory ordinances and laws concerning trees.<\/p>\n<hr class=\"taskhr\" \/>\n<div class=\"flextog\">\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Knowledge<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Regional laws concerning wildlife management and habitat protection<\/li>\n<li>Ordinances and tree preservation orders<\/li>\n<li>Potential local laws and regulations<\/li>\n<li>Regional permitting and licensing procedures<\/li>\n<\/ul>\n<\/details>\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Skills<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Accessing and maintaining reference materials<\/li>\n<li>Referring to relevant laws and regulations from all levels of government<\/li>\n<\/ul>\n<\/details>\n<\/div>\n<\/div>\n<div class=\"taskdiv\">\n<p style=\"margin-left: 20px;\"><strong>TASK D:<\/strong><br \/>\nUtilize tools and equipment to safely conduct tree work.<\/p>\n<hr class=\"taskhr\" \/>\n<div class=\"flextog\">\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Knowledge<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Sustainable initiatives<\/li>\n<li>Tree inventories<\/li>\n<li>Pests and diseases management<\/li>\n<li>Pruning\/maintenance cycle<\/li>\n<li>Diversity of species management and planning<\/li>\n<li>Invasive species management<\/li>\n<li>Planting plans, initiatives, and canopy cover goals<\/li>\n<\/ul>\n<\/details>\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Skills<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Collecting tree data onsite<\/li>\n<\/ul>\n<\/details>\n<\/div>\n<\/div>\n<div class=\"taskdiv\">\n<p style=\"margin-left: 20px;\"><strong>TASK E:<\/strong><br \/>\nInform the public and various stakeholders regarding proper tree care and management practices.<\/p>\n<hr class=\"taskhr\" \/>\n<div class=\"flextog\">\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Knowledge<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Industry-standard maintenance practices and tree care for trees in an urban environment<\/li>\n<\/ul>\n<\/details>\n<details class=\"togglelistflex\">\n<summary style=\"margin-top: -1em;\">Skills<\/summary>\n<ul style=\"list-style-type: circle; margin-top: 0.5em; margin-left: 1em;\">\n<li>Communicating with a diverse audience<\/li>\n<\/ul>\n<\/details>\n<\/div>\n<\/div>\n<\/details>\n<p><a href=\"https:\/\/www.mometrix.com\/academy\/wp-content\/uploads\/2023\/04\/Certified-Arborist-Examination-Outline-01.png\"><img decoding=\"async\" class=\"aligncenter size-full wp-image-174551\" role=\"img\" src=\"https:\/\/www.mometrix.com\/academy\/wp-content\/uploads\/2023\/04\/Certified-Arborist-Test-Outline-01.svg\" alt=\"exam outline for the ISA Certified Arborist exam, which contains 200 multiple-choice questions and has a time limit of 3.5 hours\" width=\"442.75\" height=\"594.55\" \/><\/a><\/p>\n\n\t\t\t<div class=\"sg-box\">\n\t\t\t\t<div class=\"sg-box-text\">\n\t\t\t\t\t<p class=\"sg-box-title\">Check Out Mometrix's Certified Arborist Study Guide<\/p>\n\t\t\t\t\t<p>Get practice questions, video tutorials, and detailed study lessons<\/p>\n\t\t\t\t\t<a class=\"sg-box-button\" href=\"https:\/\/www.mometrix.com\/studyguides\/certifiedarborist\/\" target=\"_blank\" rel=\"noopener\">Get Your Study Guide<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<a href=\"https:\/\/www.mometrix.com\/studyguides\/certifiedarborist\/\">\n\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"184\" height=\"238\" src=\"https:\/\/www.mometrix.com\/academy\/wp-content\/uploads\/2026\/08\/certarborist.jpg\" alt=\" Study Guide\">\n\t\t\t\t<\/a>\n\t\t\t<\/div>\n<h2 class=\"pt-page\"><span id=\"Top_3_Most_Challenging_Arborist_Questions\" class=\"m-toc-anchor\"><\/span>Top 3 Most Challenging Arborist Questions<\/h2>\n<p>Now that you know more about the test, try your hand at some targeted practice!<\/p>\n<p>Over the last year, we&#8217;ve compiled the data from about 3,000 test-takers who tried their hand at the practice test at the top of this page. According to the data, around 65% of people answered these three questions incorrectly.<\/p>\n<p>Answer each question and read through the answer explanation, whether you got the answer right or wrong. This will help you ensure you&#8217;ve got the topic mastered.<\/p>\n<p>Whether you struggled with these questions or aced them on your first try, be sure to take the <a class=\"ylist\" href=\"https:\/\/academy-pq.app.mometrix.com\/practicequestion\/products\/CertArborist\" target=\"_blank\">full practice test<\/a> to get a better idea of how prepared you really are!<\/p>\n<div style=\"margin-bottom: 1.5em; margin-top: 2em;\"><div class=\"ipq-question\" data-ipq-type=\"single\" data-ipq-correct=\"D\">\r\n    <div class=\"ipq-hardest\">\r\n        <img decoding=\"async\" src=\"https:\/\/www.mometrix.com\/academy\/wp-content\/uploads\/2026\/08\/Trophy.svg\" alt=\"\" aria-hidden=\"true\">\r\n        <div>\r\n            <div class=\"ipq-hardest-title\">Hardest Question<\/div>\r\n            <div class=\"ipq-hardest-stat\">Only 36% answered correctly<\/div>\r\n        <\/div>\r\n    <\/div>\r\n    <p class=\"ipq-question-text\">1. According to ANSI standards, which is NOT a standard to be set in the post-construction phase?<\/p>\r\n\r\n<label class=\"ipq-choice\"><input type=\"radio\" value=\"A\"><span class=\"ipq-choice-prefix\">A.<\/span><span class=\"ipq-choice-text\">Pruning shall not be performed to compensate for root loss.<\/span><\/label>\r\n<label class=\"ipq-choice\"><input type=\"radio\" value=\"B\"><span class=\"ipq-choice-prefix\">B.<\/span><span class=\"ipq-choice-text\">Pruning should be performed to reduce windsail when considered necessary.<\/span><\/label>\r\n<label class=\"ipq-choice\"><input type=\"radio\" value=\"C\"><span class=\"ipq-choice-prefix\">C.<\/span><span class=\"ipq-choice-text\">Continuing care shall be specified according to changes in tree health and condition.<\/span><\/label>\r\n<label class=\"ipq-choice\"><input type=\"radio\" value=\"D\"><span class=\"ipq-choice-prefix\">D.<\/span><span class=\"ipq-choice-text\">A tree management report or plan shall be developed for trees to be conserved on the site.<\/span><\/label>\r\n\r\n    <button type=\"button\" class=\"ipq-submit\">Submit<\/button>\r\n\r\n    <div class=\"ipq-feedback\" aria-live=\"polite\"><\/div>\r\n    <div class=\"ipq-explanation\" hidden>\r\nA tree management report or plan is something that is developed in the design phase of the process, not in the post-construction phase (D). The other answer options all fit within a post-construction tree care plan.\r\n<\/div>\r\n <div class=\"bugreport\">Found a bug? <a class=\"ylist\" href=\"https:\/\/airtable.com\/appgcc1PP0BbzPCbI\/shr5gZ1gnO15kxPFw?prefill_Test=Certified%20Arborist&prefill_Question+Number=1&prefill_Which+Form=General-IQ-Feedback&prefill_UP-ID=General-IQ-Feedback%20-%20Certified%20Arborist%20-%201&hide_Test=true&hide_Which+Form=true&hide_UP-ID=true&hide_Question+Number=true\" target=\"_blank\" rel=\"noopener\">Let us know!<\/a><\/div>\r\n<\/div><\/div>\n<div style=\"margin-bottom: 1.5em;\"><div class=\"ipq-question\" data-ipq-type=\"single\" data-ipq-correct=\"B\">\r\n    <p class=\"ipq-question-text\">2. What is the goal of air layering a tree?<\/p>\r\n\r\n<label class=\"ipq-choice\"><input type=\"radio\" value=\"A\"><span class=\"ipq-choice-prefix\">A.<\/span><span class=\"ipq-choice-text\">To provide a barrier between the cambium and insects<\/span><\/label>\r\n<label class=\"ipq-choice\"><input type=\"radio\" value=\"B\"><span class=\"ipq-choice-prefix\">B.<\/span><span class=\"ipq-choice-text\">To propagate a clone<\/span><\/label>\r\n<label class=\"ipq-choice\"><input type=\"radio\" value=\"C\"><span class=\"ipq-choice-prefix\">C.<\/span><span class=\"ipq-choice-text\">To create enough space between branches for good aeration<\/span><\/label>\r\n<label class=\"ipq-choice\"><input type=\"radio\" value=\"D\"><span class=\"ipq-choice-prefix\">D.<\/span><span class=\"ipq-choice-text\">To ensure proper root placement in the soil<\/span><\/label>\r\n\r\n    <button type=\"button\" class=\"ipq-submit\">Submit<\/button>\r\n\r\n    <div class=\"ipq-feedback\" aria-live=\"polite\"><\/div>\r\n    <div class=\"ipq-explanation\" hidden>\r\nAir layering is a propagation technique. It is a technique used to create a clone that is still attached to its mother plant.\r\n<br>\r\n<br>\r\nThe basic process involves cutting into a healthy branch, applying a rooting hormone, wrapping the cut in a moist substrate, and waiting for the cutting to root out. Once it has been rooted out, the clone can be removed from the parent tree and transplanted. This is a complex process that should only be performed by arborists with proper training.\r\n<\/div>\r\n <div class=\"bugreport\">Found a bug? <a class=\"ylist\" href=\"https:\/\/airtable.com\/appgcc1PP0BbzPCbI\/shr5gZ1gnO15kxPFw?prefill_Test=Certified%20Arborist&prefill_Question+Number=2&prefill_Which+Form=General-IQ-Feedback&prefill_UP-ID=General-IQ-Feedback%20-%20Certified%20Arborist%20-%201&hide_Test=true&hide_Which+Form=true&hide_UP-ID=true&hide_Question+Number=true\" target=\"_blank\" rel=\"noopener\">Let us know!<\/a><\/div>\r\n<\/div><\/div>\n<div style=\"margin-bottom: 3.5em;\"><div class=\"ipq-question\" data-ipq-type=\"single\" data-ipq-correct=\"B\">\r\n    <p class=\"ipq-question-text\">3. What term could apply to autumn leaf drop, fruit ripening, and a tree dying?<\/p>\r\n\r\n<label class=\"ipq-choice\"><input type=\"radio\" value=\"A\"><span class=\"ipq-choice-prefix\">A.<\/span><span class=\"ipq-choice-text\">Dormancy<\/span><\/label>\r\n<label class=\"ipq-choice\"><input type=\"radio\" value=\"B\"><span class=\"ipq-choice-prefix\">B.<\/span><span class=\"ipq-choice-text\">Senescence<\/span><\/label>\r\n<label class=\"ipq-choice\"><input type=\"radio\" value=\"C\"><span class=\"ipq-choice-prefix\">C.<\/span><span class=\"ipq-choice-text\">Mortality spiral<\/span><\/label>\r\n<label class=\"ipq-choice\"><input type=\"radio\" value=\"D\"><span class=\"ipq-choice-prefix\">D.<\/span><span class=\"ipq-choice-text\">Mangrove adaptations<\/span><\/label>\r\n\r\n    <button type=\"button\" class=\"ipq-submit\">Submit<\/button>\r\n\r\n    <div class=\"ipq-feedback\" aria-live=\"polite\"><\/div>\r\n    <div class=\"ipq-explanation\" hidden>\r\nSenescence is the biological process leading to the death of an entire tree or its individual organs. In organ senescence, such as leaves dropping in autumn or fruit ripening, hormones like ethylene signal the organ's death only after the tree reclaims its vital nutrients. In contrast, whole-plant senescence involves the eventual death of the entire organism, driven by aging, reproductive cycles, climate, and stress, which collectively trigger hormonal and chemical signals to shut down the plant.\r\n<\/div>\r\n <div class=\"bugreport\">Found a bug? <a class=\"ylist\" href=\"https:\/\/airtable.com\/appgcc1PP0BbzPCbI\/shr5gZ1gnO15kxPFw?prefill_Test=Certified%20Arborist&prefill_Question+Number=3&prefill_Which+Form=General-IQ-Feedback&prefill_UP-ID=General-IQ-Feedback%20-%20Certified%20Arborist%20-%201&hide_Test=true&hide_Which+Form=true&hide_UP-ID=true&hide_Question+Number=true\" target=\"_blank\" rel=\"noopener\">Let us know!<\/a><\/div>\r\n<\/div><\/div>\n<h2 class=\"pt-page\"><span id=\"Registration\" class=\"m-toc-anchor\"><\/span>Registration<\/h2>\n<p>You may apply for the Certified Arborist Exam on the ISA website, through the &#8220;My ISA Dashboard.&#8221; After submission, you will receive an approval or denial email from ISA. In the approval email, there will be a link to sign up for the exam.<\/p>\n<p>After enrollment, candidates who requested a pen and paper exam will receive a confirmation packet with the location, date, and time of the exam, as well as a contact person. Applicants who requested a computer-based exam will receive an email with a link to schedule the test.<\/p>\n<h3><span id=\"Exam_Fees\" class=\"m-toc-anchor\"><\/span>Exam Fees<\/h3>\n<p>The application fee is $40 USD for ISA members or current ISA credential holders and $50 USD for all other applicants.<\/p>\n<p>The full examination fee is $369, with a discount available for ISA members and\/or credential holders.<\/p>\n\n<h2 id=\"CertArboristCourse\" class=\"pt-page\"><span id=\"Certified_Arborist_Online_Prep_Course\" class=\"m-toc-anchor\"><\/span>Certified Arborist Online Prep Course<\/h2>\n<p>If you want to be fully prepared, Mometrix offers an <strong>online Certified Arborist prep course<\/strong> designed to give you everything you need to succeed!<\/p>\n<p>Here&#8217;s what you&#8217;ll find in the Certified Arborist course:<br \/>\n<div class=\"mocblurb\"><ul>\n  <li class=\"moclessons\"><span class=\"moc-feature-text\">80+ Review Lessons Covering Every Topic<\/span><\/li>\n  <li class=\"mocpqs\"><span class=\"moc-feature-text\">600 Certified Arborist Practice Questions<\/span><\/li>\n  <li class=\"mocflash\"><span class=\"moc-feature-text\">550 Digital Flashcards<\/span><\/li>\n  <li class=\"mocmoney\"><span class=\"moc-feature-text\">Money-back Guarantee<\/span><\/li>\n  <li class=\"mocmobile\"><span class=\"moc-feature-text\">Mobile Access<\/span><\/li>\n<\/ul><\/div>\n<br \/>\nEveryone learns differently, so we&#8217;ve tailored the Certified Arborist online prep course to ensure every learner has what they need to prepare for the Certified Arborist exam.<\/p>\n<p>Click below to check it out!<\/p>\n<div style=\"text-align: center;\"><a href=\"https:\/\/www.mometrix.com\/university\/certifiedarborist\/?utm_source=academy&amp;utm_medium=button&amp;utm_campaign=academy-mu-ads&amp;utm_content=certifiedarborist\" class=\"class_names\" style=\"color:black;\" onclick=\"_paq.push(['trackEvent', 'Course Button', 'Course Click', 'CertArborist Course Click']);\"><button class=\"buttontranscript\">Start Your Certified Arborist Online Course<\/button><\/a><\/div>\n<h2 class=\"pt-page\"><span id=\"Test_Day\" class=\"m-toc-anchor\"><\/span>Test Day<\/h2>\n<p>Testing location depends on whether candidates are taking the exam through an ISA chapter, affiliate organization, or separately. Some of the common procedures and tips are listed below.<\/p>\n<ul>\n<li>Please arrive at the testing center 30 minutes before the start of the exam.<\/li>\n<li>Bring two forms of identification. One ID must have a photograph, while the other ID must have your signature.<\/li>\n<li>You are allowed to take bathroom breaks, but that time is considered your exam time.<\/li>\n<li>Food, beverages, reference materials, books, papers, cell phones, and other mobile devices are prohibited.<\/li>\n<\/ul>\n<h2 class=\"pt-page\"><span id=\"Exam_Scores\" class=\"m-toc-anchor\"><\/span>Exam Scores<\/h2>\n<p>The current passing score is 76%.<\/p>\n<p>For computer-based exams, you will receive your result notification immediately after completing the exam. Your formal results will be posted to your ISA web account within four weeks of your exam date, and ISA will notify you by email when they are available.<\/p>\n<p>ISA doesn&#8217;t release the exam questions and answers for review, and it doesn&#8217;t provide a list of the questions you answered correctly or incorrectly. The only performance information available is the information provided in your score report and ISA account.<\/p>\n<h3><span id=\"Retaking_the_Exam\" class=\"m-toc-anchor\"><\/span>Retaking the Exam<\/h3>\n<p>If you don&#8217;t pass the exam, ISA will notify you by email that your results are available in your ISA web account.<\/p>\n<p>You may retake the exam 30 days after your most recent exam attempt. A retake fee of $120 applies each time you schedule a retake, regardless of whether you take the exam in a paper-based or computer-based format.<\/p>\n\n\t\t\t<div class=\"sg-box\">\n\t\t\t\t<div class=\"sg-box-text\">\n\t\t\t\t\t<p class=\"sg-box-title\">Check Out Mometrix's Certified Arborist Flashcards<\/p>\n\t\t\t\t\t<p>Get complex  subjects broken down into easily understandable concepts<\/p>\n\t\t\t\t\t<a class=\"sg-box-button blue-button\" href=\"https:\/\/www.flashcardsecrets.com\/certifiedarborist\/\" target=\"_blank\" rel=\"noopener\">Get Your Flashcards<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<a href=\"https:\/\/www.flashcardsecrets.com\/certifiedarborist\/\">\n\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"238\" height=\"184\" src=\"https:\/\/www.mometrix.com\/academy\/wp-content\/uploads\/2025\/09\/certarboristflash.jpg\" alt=\" Flashcards\">\n\t\t\t\t<\/a>\n\t\t\t<\/div>\n<h2 class=\"pt-page\"><span id=\"Study_Tips\" class=\"m-toc-anchor\"><\/span>Study Tips<\/h2>\n<h3><span id=\"Start_with_a_Practice_Test\" class=\"m-toc-anchor\"><\/span>Start with a Practice Test<\/h3>\n<p>Before creating your study schedule, take a practice test to establish a starting point. You don&#8217;t need to wait until you have memorized every tree species, pest, soil property, pruning technique, and safety standard. At this stage, the goal is to identify where your preparation time will have the greatest effect.<\/p>\n<p>Review your results by section:<\/p>\n<ul>\n<li style=\"margin-bottom: 10px\"><strong style=\"font-weight: 600\">Tree Biology:<\/strong> Can you apply tree anatomy, physiology, biomechanics, growth, water movement, energy storage, CODIT, and developmental stages to tree-care recommendations?<\/li>\n<li style=\"margin-bottom: 10px\"><strong style=\"font-weight: 600\">Tree Identification and Selection:<\/strong> Can you identify important tree characteristics and select species that fit the site&#8217;s environmental conditions, available space, and management objectives?<\/li>\n<li style=\"margin-bottom: 10px\"><strong style=\"font-weight: 600\">Soil Management:<\/strong> Do you understand soil physical, chemical, and biological properties, water movement, rooting conditions, nutrition, amendments, and soil-management strategies?<\/li>\n<li style=\"margin-bottom: 10px\"><strong style=\"font-weight: 600\">Installation and Establishment:<\/strong> Can you evaluate nursery stock, prepare a planting site, plant or transplant correctly, recognize planting defects, and manage newly planted trees?<\/li>\n<li style=\"margin-bottom: 10px\"><strong style=\"font-weight: 600\">Pruning:<\/strong> Can you select appropriate pruning objectives, cuts, tools, timing, and techniques while recognizing practices that damage tree health and structure?<\/li>\n<li style=\"margin-bottom: 10px\"><strong style=\"font-weight: 600\">Diagnosis and Treatment:<\/strong> Can you distinguish signs from symptoms and biotic from abiotic problems, diagnose common tree-health issues, and apply plant health care and integrated pest management principles?<\/li>\n<li style=\"margin-bottom: 10px\"><strong style=\"font-weight: 600\">Trees and Construction:<\/strong> Can you anticipate construction impacts, establish tree-protection measures, interpret site conditions, and recommend treatment for construction-damaged trees?<\/li>\n<li style=\"margin-bottom: 10px\"><strong style=\"font-weight: 600\">Tree Risk:<\/strong> Can you recognize potential tree and target hazards, perform a limited visual risk assessment, distinguish levels of assessment, and recommend appropriate risk mitigation?<\/li>\n<li style=\"margin-bottom: 10px\"><strong style=\"font-weight: 600\">Safe Work Practices:<\/strong> Can you identify work-site hazards, use appropriate PPE and equipment, work safely around electrical conductors, understand climbing and rigging principles, and respond appropriately to emergencies?<\/li>\n<li><strong style=\"font-weight: 600\">Urban Forestry:<\/strong> Do you understand tree benefits, appraisal principles, relevant regulations, inventories, management planning, and communication with stakeholders?<\/li>\n<\/ul>\n<p>Identifying those specific weaknesses will show you where to devote more attention during your study time.<\/p>\n<h3><span id=\"Review_Difficult_Questions\" class=\"m-toc-anchor\"><\/span>Review Difficult Questions<\/h3>\n<p>After each practice session, review every question you answered incorrectly AND every question you guessed on or answered with low confidence. A correct guess doesn&#8217;t demonstrate that you could perform the task safely and accurately in a medical office.<\/p>\n<p>For each difficult question, determine which of the following caused the problem:<\/p>\n<ul>\n<li>You confused a symptom with a sign.<\/li>\n<li>You assumed a pest or disease was responsible without considering abiotic causes.<\/li>\n<li>You recognized a tree defect but misunderstood its significance.<\/li>\n<li>You selected a treatment before determining the likely cause of the problem.<\/li>\n<li>You chose a tree based on appearance instead of site compatibility.<\/li>\n<li>You knew a pruning technique but selected it for the wrong objective.<\/li>\n<li>You overlooked root-system damage because the visible problem was in the canopy.<\/li>\n<li>You focused on the likelihood of tree failure without considering the target.<\/li>\n<li>You selected a technically possible work method without adequately addressing worker safety.<\/li>\n<li>You failed to recognize an electrical hazard.<\/li>\n<li>You answered according to a habit used by your employer rather than accepted arboricultural practice.<\/li>\n<\/ul>\n<p>Then, outline a specific plan for improvement based on what you discovered. In other words, don&#8217;t just say, \u201cI need to study pruning.\u201d Specify that you need to practice determining how species, tree age, wound size, timing, and condition affect pruning response.<\/p>\n<p>Similarly, replace \u201cstudy soils\u201d with a specific task such as reviewing how compaction affects root growth, oxygen, and water movement.<\/p>\n<h3><span id=\"Utilize_Answer_Explanations\" class=\"m-toc-anchor\"><\/span>Utilize Answer Explanations<\/h3>\n<p>Answer explanations are an underutilized studying resource. To take full advantage of them, read the explanation for every question you found difficult, including questions you answered correctly.<\/p>\n<p>For each one, make sure you can confidently explain:<\/p>\n<ol>\n<li>Why the correct answer is correct<\/li>\n<li>Why each incorrect option is wrong<\/li>\n<li>What arboricultural principle is being tested<\/li>\n<li>Which information in the scenario controls the answer<\/li>\n<li>What effect the condition has on tree health, structure, risk, or work safety<\/li>\n<li>What the arborist should recommend or do next<\/li>\n<li>How the same principle could appear in a different tree or site<\/li>\n<\/ol>\n<p>For tree biology questions, connect the biological process to management. For example, instead of memorizing that roots require oxygen, ask yourself<\/p>\n<ul>\n<li>What happens to root function when soil becomes compacted or waterlogged?<\/li>\n<li>How does that affect water and nutrient uptake?<\/li>\n<li>What canopy symptoms could eventually result?<\/li>\n<li>Which management practices could improve the rooting environment?<\/li>\n<\/ul>\n<h3><span id=\"Study_Tree_Responses_and_Management_Decisions,_Not_Individual_Questions\" class=\"m-toc-anchor\"><\/span>Study Tree Responses and Management Decisions, Not Individual Questions<\/h3>\n<p>Memorizing the answer to one arborist practice question will not prepare you for another tree growing in a different soil, climate, developmental stage, or landscape.<\/p>\n<p>Connect the conditions you observe with the biological response of the tree. For example:<\/p>\n<p style=\"margin-left: 1em; font-size: 95%\"><strong style=\"font-weight: 600\">Soil compaction \u2192 reduced pore space \u2192 poorer aeration and water movement \u2192 restricted root development \u2192 reduced uptake \u2192 tree stress<\/strong><\/p>\n<p>Or:<\/p>\n<p style=\"margin-left: 1em; font-size: 95%\"><strong style=\"font-weight: 600\">Large improper pruning cut \u2192 unnecessary tissue injury \u2192 increased exposure of wood \u2192 greater potential for decay and structural consequences<\/strong><\/p>\n<p>This cause-and-effect thinking is useful across nearly every domain.<\/p>\n<h2 class=\"pt-page\"><span id=\"FAQs\" class=\"m-toc-anchor\"><\/span>FAQs<\/h2>\n<div class=\"faq-list\">\n<div class=\"qa_wrap\">\n<div class=\"q_item text_bold\">\n<h4 class=\"letter\">Q<\/h4>\n<p style=\"line-height: unset;\">How hard is the Certified Arborist exam?<\/p>\n<\/p><\/div>\n<div class=\"a_item\">\n<h4 class=\"letter text_bold\">A<\/h4>\n<p>The exam is not considered to be a difficult exam, especially if you study adequately before you take it.<\/p>\n<\/p><\/div>\n<\/p><\/div>\n<div class=\"qa_wrap\">\n<div class=\"q_item text_bold\">\n<h4 class=\"letter\">Q<\/h4>\n<p style=\"line-height: unset;\">How many questions are on the Certified Arborist exam?<\/p>\n<\/p><\/div>\n<div class=\"a_item\">\n<h4 class=\"letter text_bold\">A<\/h4>\n<p>The exam contains 200 multiple-choice questions.<\/p>\n<\/p><\/div>\n<\/p><\/div>\n<div class=\"qa_wrap\">\n<div class=\"q_item text_bold\">\n<h4 class=\"letter\">Q<\/h4>\n<p style=\"line-height: unset;\">How long is the Certified Arborist exam?<\/p>\n<\/p><\/div>\n<div class=\"a_item\">\n<h4 class=\"letter text_bold\">A<\/h4>\n<p>The time limit for the exam is 3.5 hours.<\/p>\n<\/p><\/div>\n<\/p><\/div>\n<div class=\"qa_wrap\">\n<div class=\"q_item text_bold\">\n<h4 class=\"letter\">Q<\/h4>\n<p style=\"line-height: unset;\">What is a passing score for the Certified Arborist exam?<\/p>\n<\/p><\/div>\n<div class=\"a_item\">\n<h4 class=\"letter text_bold\">A<\/h4>\n<p>You need to score 76% to pass the exam.<\/p>\n<\/p><\/div>\n<\/p><\/div>\n<div class=\"qa_wrap\">\n<div class=\"q_item text_bold\">\n<h4 class=\"letter\">Q<\/h4>\n<p style=\"line-height: unset;\">How much does the Certified Arborist exam cost?<\/p>\n<\/p><\/div>\n<div class=\"a_item\">\n<h4 class=\"letter text_bold\">A<\/h4>\n<p>The general admission cost is $369.<\/p>\n<\/p><\/div>\n<\/p><\/div>\n<\/div>\n\n<p><div itemscope=\"\" itemprop=\"author\" itemtype=\"http:\/\/schema.org\/Person\" class=\"author-bio\"><img loading=\"lazy\" decoding=\"async\" itemprop=\"image\" class=\"author-image\" height=\"127\" width=\"127\" alt=\"Headshot of Mometrix associate Peter Rench.\" src=\"https:\/\/www.mometrix.com\/academy\/wp-content\/uploads\/2024\/01\/Peter-Rench-scaled.webp\"><div class=\"author-text\"><p class=\"author-name\">By <span itemprop=\"name\">Peter Rench<\/span><\/p><div class=\"author-desc\"><p>Peter Rench joined Mometrix in 2009 and serves as Vice President of Product Development, responsible for overseeing all new product development and quality improvements. Mr. Rench, a National Merit Scholar, graduated magna cum laude with a Bachelor of Science in Mechanical Engineering and a minor in mathematics from Texas A&amp;M University.<\/p>\n<\/div><\/div><\/div><div itemscope=\"\" itemprop=\"editor\" itemtype=\"http:\/\/schema.org\/Person\" class=\"author-bio\"><img loading=\"lazy\" decoding=\"async\" itemprop=\"image\" class=\"author-image\" height=\"127\" width=\"127\" alt=\"Aaron Lanni profile pic\" src=\"https:\/\/www.mometrix.com\/academy\/wp-content\/uploads\/2024\/12\/image_2024-12-11_124906662.png\"><div class=\"author-text\"><p class=\"author-name\">Edited by <span itemprop=\"name\">Aaron Lanni<\/span><\/p><div class=\"author-desc\"><p>Aaron is the content manager and lead editor for Mometrix Academy. He regularly produces, updates, proofreads, and edits content to ensure it meets Mometrix\u2019s quality and accessibility standards.<\/p>\n<\/div><p class=\"alignright author-desc author-link\"><a class=\"ylist\" href=\"https:\/\/www.mometrix.com\/academy\/editorial-guidelines\/\">Learn more about our editorial guidelines<\/a> \u2192<\/p><\/div><\/div><\/p>\n<div class=\"home-buttons\">\n<p><a href=\"https:\/\/www.mometrix.com\/academy\/\">Mometrix Academy &#8211; Home<\/a><\/p>\n<\/div>\n<p class=\"disclaimer\">Certified Arborist is a registered trademark of International Society of Arboriculture, which is not affiliated with Mometrix Test Preparation and does not endorse this page.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The Certified Arborist&reg; exam is administered by the International Society of Arboriculture (ISA) to assess your knowledge and skills in the field of arboriculture. Click \u201cStart Test\u201d above to take a free Certified Arborist practice test! Exam Eligibility In order to apply to become a Certified Arborist, you must fulfill at least one of the &#8230; <a title=\"Certified Arborist&reg; Practice Test\" class=\"read-more\" href=\"https:\/\/www.mometrix.com\/academy\/certified-arborist-practice-test\/\" aria-label=\"Read more about Certified Arborist&reg; Practice Test\">Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":272590,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"open","template":"","meta":{"footnotes":""},"class_list":{"0":"post-20835","1":"page","2":"type-page","3":"status-publish","4":"has-post-thumbnail","6":"page_category-career","7":"page_category-certified-arborist-pages","8":"page_category-contains-ipqs","9":"page_category-course-pages","10":"page_type-exam-overview","11":"page_domain-isa-certified-arborist"},"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO Pro 5.0.1.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"Take a free ISA Certified 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