ISA Certified Arborist Practice Test
400 Questions that simulates the topics & difficulty of the actual exam
Take Your Arboriculture Profession to the Next Level
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Be as prepared as possible for the ISA Arborist Certification exam with any of our Study Guides.
You'll practice with 400 ISA Arborist Certification Questions (two entire exams worth). Along with each question is a detailed explanation of the correct answer!
To maximize your preparation, we've proportionally divided the questions as they appear on the exam. This allows you to accurately test your knowledge within the time frame of the exam.
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Found Inside: ISA Arborist Example Questions
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About the ISA Arborist Exam
The Certified Arborist Exam is administered by the International Society of Arboriculture (ISA), and is designed to demonstrate professional knowledge of tree biology, safety practices, diagnosis, and other arboriculture-related topics.
In order to apply to for the exam, applicants must either...
have at least three years of full-time experience in arboriculture
have a 4-year degree in a related field, with one year of experience or a two-year degree in arboriculture, with two years of experience
Please note: Using multiple degrees to fulfill degree requirements is not acceptable.
Arborist Exam Breakdown
The exam is divided into ten areas of expertise (listed below).
Safe Work Practices (15%)
Tree Risk Management (13%)
Diagnosis and Treatment (12%)
Soil Management (12%)
Identification and Selection (8%)
Tree Biology (8%)
Urban Forestry (7%)
Installment and Establishment (5%)
Tree Protection (4%)
These ten sections will total 200 multiple-choice questions in the end. However, 20 of these questions will not count towards the final score.