10/26/24, 4:09 PM ISA CERTIFIED ARBORIST EXAM |2024-2025 UPDATE|COMPREHENSIVE FREQUENT MOST-TESTED QUESTIONS AN…
ISA CERTIFIED ARBORIST EXAM |2024-2025
UPDATE|COMPREHENSIVE FREQUENT MOST-
TESTED QUESTIONS AND VERIFIED
ANSWERS/SOLUTIONS
Terms in this set (67)
Makes the color or the leaves green so
Chlorophyll
photosynthesis can take place
Transpiration loss of water vapor from leaves
Bark protects branches & trunk of tree from injury
Excurrent Growth Orientation of growth in external cell
Opposite leaf arrangement
MAPLE
M.A.D.HORSE ASH
DOGWOOD
HORSECHESTNUT
Measure of acidity or alkaline from 0 to 14
pH <7 acidic 7> Alkaline
7 Neutral
Decurrent Growth rounded or broader tree growth
Deciduous loss of leaves in the fall
Respiration process of converting food into energy
pours in leaves that open and close to allow for
Stomata
water transportation
transportation for the water and minerals
Xylem
throughout the tree
Phloem Conducts Carbohydrates
https://quizlet.com/962727374/isa-certified-arborist-exam-2024-2025-updatecomprehensive-frequent-most-tested-questions-and-verified-answers… 1/4
ISA CERTIFIED ARBORIST EXAM |2024-2025
UPDATE|COMPREHENSIVE FREQUENT MOST-
TESTED QUESTIONS AND VERIFIED
ANSWERS/SOLUTIONS
Terms in this set (67)
Makes the color or the leaves green so
Chlorophyll
photosynthesis can take place
Transpiration loss of water vapor from leaves
Bark protects branches & trunk of tree from injury
Excurrent Growth Orientation of growth in external cell
Opposite leaf arrangement
MAPLE
M.A.D.HORSE ASH
DOGWOOD
HORSECHESTNUT
Measure of acidity or alkaline from 0 to 14
pH <7 acidic 7> Alkaline
7 Neutral
Decurrent Growth rounded or broader tree growth
Deciduous loss of leaves in the fall
Respiration process of converting food into energy
pours in leaves that open and close to allow for
Stomata
water transportation
transportation for the water and minerals
Xylem
throughout the tree
Phloem Conducts Carbohydrates
https://quizlet.com/962727374/isa-certified-arborist-exam-2024-2025-updatecomprehensive-frequent-most-tested-questions-and-verified-answers… 1/4