ISA Arborists
ISA Arborists
Here are the best resources to pass ISA Arborists. Find ISA Arborists study guides, notes, assignments, and much more.
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Exam (elaborations)
ISA ARBORIST CERTIFICATION PRACTICE PART 1 EXAM 2025 QUESTIONS AND ANSWERS
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---38June 20252024/2025A+
- ISA ARBORIST CERTIFICATION 
PRACTICE PART 1 EXAM 2025 
QUESTIONS AND ANSWERS 
The ideal soil ratio for solids to pore space is: 
(A) 20:80 (B) 35:65 (C) 40:60 (D) 50:50 - ANS D 
What is the correct scientific name for the oak tree genus? 
(A) Quercus (B) Pyrus (C) Larix (D) Acer - ANS A 
Which of the following is not one of the five major categories of soil horizons? 
(A) O (B) E (C) N (D) B - ANS C 
Loam is least composed of what soil classification? 
(A) Sand(B) Silt(C) Clay(D) Loam is compose...
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Thebright
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Exam (elaborations)
ISA Arborist Certification Practice Exams Part 1 / Tree Care Specialist Guide / 2025 Update / Score 100%
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---38November 20252025/2026A+
- Ace Part 1 of your ISA Arborist Certification with our 2025 updated practice exams and comprehensive test bank. This essential resource is designed for tree care professionals, landscapers, and municipal workers preparing for the International Society of Arboriculture exam. It covers key domains from soil management, tree biology, and identification to safe climbing and pruning practices. With realistic, scenario-based questions and detailed explanations, you can identify knowledge gaps, build c...
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ThePlug
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Exam (elaborations)
ISA Certified Arborist Chapter 16 (Climbing and Working in Trees) Exam Questions With 100% Verified Solutions!!!
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--8September 20252025/2026A+Available in bundle
- ISA Certified Arborist Chapter 16 (Climbing and Working in Trees) Exam 
Questions With 100% Verified Solutions!!!
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$13.49 More Info
ElevatedExcellence
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Exam (elaborations)
ISA Arborist Certification Chapter 3 - Soil Science Test Questions And Answers A+ Graded!!
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--8September 20252025/2026A+Available in bundle
- ISA Arborist Certification Chapter 3 - Soil Science Test Questions And Answers A+ Graded!!
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$13.49 More Info
ElevatedExcellence
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Exam (elaborations)
ISA Certified Arborist Chapter 12 (Tree Assessment and Risk ManagementCorrect Questions And Answers
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--7September 20252025/2026A+Available in bundle
- ISA Certified Arborist Chapter 12 (Tree Assessment and Risk ManagementCorrect Questions And Answers
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$11.99 More Info
ElevatedExcellence
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Exam (elaborations)
ISA Certified Arborist Chapter 10 (Diagnosis and Plant Disorders) Exam WitComplete Solutions
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--7September 20252025/2026A+Available in bundle
- ISA Certified Arborist Chapter 10 (Diagnosis and Plant Disorders) Exam WitComplete Solutions
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$11.99 More Info
ElevatedExcellence
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Exam (elaborations)
ISA Arborist Study Guide Sample test questions and answers with verified study solutions | updated!!
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--6September 20252025/2026A+Available in bundle
- ISA Arborist Study Guide Sample test questions and answers with verified study solutions | updated!!
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$13.99 More Info
ElevatedExcellence
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Exam (elaborations)
ISA Arborist- Chapter 2 Tree Identification UPDATED ACTUAL Exam Questions and CORRECT Answers
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--5July 20252024/2025A+Available in bundle
- ISA Arborist- Chapter 2 Tree Identification 
UPDATED ACTUAL Exam Questions and 
CORRECT Answers 
Taxonomy - CORRECT ANSWER - The classification of plants 
Levels of plant classification - CORRECT ANSWER 
Family, Genus, Specific Epithet 
Angiosperm - CORRECT ANSWER - Kingdom, Phylum,Class, Order, - Vascular plants whose seeds are covered by an
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MGRADES
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Exam (elaborations)
ISA UTILITY ARBORIST TEST PAPER 2025/2026 QUESTIONS WITH ANSWERS GRADED A+
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---24March 20252024/2025A+
- WITH ANSWERS GRADED A+ 
False - T/F On the Saffir-Simpson Hurricane wind scale, a storm must be at least 
category 4 to be considered major 
True - T/F On the Saffir-Simpson Hurricane wind scale, a storm must be at least 
category 3 to be considered major 
False - T/F On the Saffir-Simpson Hurricane wind scale, a storm must be at least 
2 category to be considered major 
False - T/F A standardized method for improving the overall effectiveness of 
emergency response is called an Incident Coordin...
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EXAMCAFE
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Exam (elaborations)
ISA Certified Arborist : Chapter 15 - Tree Worker Safety UPDATED ACTUAL Exam Questions and CORRECT Answers
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--4July 20252024/2025A+Available in bundle
- ISA Certified Arborist : Chapter 15 - Tree 
Worker Safety UPDATED ACTUAL Exam 
Questions and CORRECT Answers 
Aerial Lift - CORRECT ANSWER - Any one of the following types of vehicle-mounted 
apparatus used to elevate personnel to work positions aloft: 1) extensible boom platform 2)aerial 
ladder 3)articulating boom platform 4) vertical tower 5) a combination of any of the preceding. 
I'm the United Kingdom l, such a device is called a mobile elevating work platform (MEWP). 
ANSI Z...
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MGRADES