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ISA Certified Arborist Exam Questions and Answers: A Study Guide for 2024-2025, Exams of Ecology and Environment

University of Idaho (U of I)Ecology and Environment

A comprehensive set of questions and answers covering key concepts in arboriculture, designed to help students prepare for the isa certified arborist exam. It covers topics such as tree physiology, soil science, tree health, and tree care practices. A valuable resource for anyone seeking to gain a deeper understanding of arboriculture principles and practices.

Typology: Exams

2023/2024

Available from 11/20/2024

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ISA Certified Arborist Exam Questions and Answers2024 - 2025
(Verified Answers by Expert)
1. Makes the color or the leaves green so photosynthesis can take place ANS
-
Chlorophyll
2. loss of water vapor from leaves ANS Transpiration
3. protects branches & trunk of tree from injury ANS Bark
4. Orientation of growth in external cell ANS Excurrent Growth
5. Opposite leaf arrangement
MAPLE
ASH
DOGWOOD
HORSECHESTNUT ANS M.A.D.HORSE
6. Measure of acidity or alkaline from 0 to 14
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pf4
pf5

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Download ISA Certified Arborist Exam Questions and Answers: A Study Guide for 2024-2025 and more Exams Ecology and Environment in PDF only on Docsity!

ISA Certified Arborist Exam Questions and Answers 2024 - 2025

(Verified Answers by Expert)

  1. Makes the color or the leaves green so photosynthesis can take place ANS

Chlorophyll

  1. loss of water vapor from leaves ANS Transpiration
  2. protects branches & trunk of tree from injury ANS Bark
  3. Orientation of growth in external cell ANS Excurrent Growth
  4. Opposite leaf arrangement MAPLE ASH DOGWOOD HORSECHESTNUT ANS M.A.D.HORSE
  5. Measure of acidity or alkaline from 0 to 14

<7 acidic 7> Alkaline 7 Neutral ANS pH

  1. rounded or broader tree growth ANS Decurrent Growth
  2. loss of leaves in the fall ANS Deciduous
  3. process of converting food into energy ANS Respiration
  4. pours in leaves that open and close to allow for water transportation ANS Stom-ata
  5. transportation for the water and minerals throughout the tree ANS Xylem
  6. Conducts Carbohydrates ANS Phloem
  7. Process how water enters roots ANS Osmosis
  8. organic components that are decaying matter to help increase water hold- ing & nutrients to improve soil structure ANS Organic Matter
  9. measure of soils capacity to attract, retain & exchange a positive charge- ANS Cation Exchange Capacity (CEC)
  10. roots that grow across or around the trunk, potentially choking off vascular tissues in a tree. May cause decline or death ANS Girdling Roots
  1. tendency for terminal buds to inhibit growth of lateral buds ANS Apical Domi-nance
  2. Compartmentalization Of Decay In Trees or 4 Steps trees use to heal itself from decay ANS CODIT
  3. process that a tree/plant uses to create food/energy ANS Photosynthesis
  4. Food factories ANS Leaves
  5. layer of cells located between the phloem & xylem ANS Cambium
  6. slow, soluble, synthetic fertilizer ANS Urea-formalehyde
  7. washing out of chemicals through soil ANS Leaching
  8. organic materials that are carbon based that decompose slowly ANS OrganicFertilization
  9. cultivar selected to be adept from a disease or problem ANS Susceptible/PestResistant
  10. yellowing veins within the leaf from mineral loss ANS Chlorosis
  11. the % listed on the container for the fert. ANS Fertilizer Analysis
  1. Nitro phosphorus & potassium listed (NPK) ANS Complete Fertilizer
  2. detailed plans & statements for landscape ANS Planting Specifications
  3. maintain leaves throughout the seasons ANS Evergreen
  4. fungus roots ANS Mycorrhizae
  5. air filled soil ANS Macropores
  6. soil zone immediately surrounding roots ANS Rhizosphere
  7. soil after gravitational water has drained ANS Field Capacity
  8. ability to maintain pH ANS Buffering Capacity
  9. water that drains from the macropores ANS Gravitational Water
  10. part of the root that gets it get bigger ANS Meristems
  11. tend to be water filled soil particles ANS Micropores
  12. fine textured soil particles; greater water holding capability ANS Clay
  13. genetic potentials & environmental surroundings ANS Control of growth
  14. pre-digging to create a more densely rooted ball ANS Root Pruning
  15. course textured particles ANS Sand
  16. component of chlorophyll & makes plant material grow faster/greener
  1. naming of plants ANS Nomenclature
  2. elements like copper, chlorine, boron required by trees in large quantities- ANS Macronutrient
  3. introduces fert. directly into xylem of tree ANS Injections
  4. hydraulic spraying method into soil ANS Liquid Injection
  5. ability of a tree to withstand low temps & winter stress ANS Hardiness
  6. natural process of defense in trees by which they wall off decay in wood- ANS Compartmentalization
  7. when 2 stems of the qual size arise from a union ANS Co-dominate Stems
  8. cutting off the crown of a tree ANS Topping
  9. elements dissolved into water that become positively charged particles ANS - Cations
  10. two seed leaves at germination ANS Dicotyledon