ISA Certified Arborist Exam Questions and Verified Answers
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Course
ISA
Institution
ISA
ISA Certified Arborist Exam Questions
and Verified Answers
Chlorophyll - CORRECT ANSWER-Makes the color or the leaves green so
photosynthesis can take place
Transpiration - CORRECT ANSWER-loss of water vapor from leaves
Bark - CORRECT ANSWER-protects branches & trunk of tree from injury
Exc...
ISA Certified Arborist Exam Questions
and Verified Answers
Chlorophyll - CORRECT ANSWER-Makes the color or the leaves green so
photosynthesis can take place
Transpiration - CORRECT ANSWER-loss of water vapor from leaves
Bark - CORRECT ANSWER-protects branches & trunk of tree from injury
Excurrent Growth - CORRECT ANSWER-Orientation of growth in external cell
M.A.D.HORSE - CORRECT ANSWER-Opposite leaf arrangement
MAPLE
ASH
DOGWOOD
HORSECHESTNUT
pH - CORRECT ANSWER-Measure of acidity or alkaline from 0 to 14
<7 acidic 7> Alkaline
7 Neutral
Decurrent Growth - CORRECT ANSWER-rounded or broader tree growth
Deciduous - CORRECT ANSWER-loss of leaves in the fall
Respiration - CORRECT ANSWER-process of converting food into energy
Stomata - CORRECT ANSWER-pours in leaves that open and close to allow for water
transportation
Xylem - CORRECT ANSWER-transportation for the water and minerals throughout the
tree
Phloem - CORRECT ANSWER-Conducts Carbohydrates
Osmosis - CORRECT ANSWER-Process how water enters roots
Organic Matter - CORRECT ANSWER-organic components that are decaying matter to
help increase water holding & nutrients to improve soil structure
Cation Exchange Capacity (CEC) - CORRECT ANSWER-measure of soils capacity to
attract, retain & exchange a positive charge
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