ISA ARBORIST CERTIFICATION STUDY
GUIDE CHAPTER 1 EXAM 2025
QUESTIONS AND ANSWERS
Sites of rapid cell division in the shoot tips, root tips, and cambium are called ____________. -
ANS Meristems
Meristems located at the end of the shoots are called primary or __________ meristems. -
ANS Apical
The tendency for terminal buds to inhibit the growth of lateral buds is called __________. -
ANS Apical dominance
The "food factories" of trees are the _________. - ANS Leaves
The procress of ___________ combines carbon dioxide and water in the reaction driven by light
to produce sugars. __________ is also a product of this reaction. - ANS Photosynthesis,
Oxygen
The green color of leaves is created by the presence of _________, which is necessary for
photosynthesis. - ANS Chlorophyll
___________ is the loss of water vapor from the leaves. - ANS Transpiration
1|P a g e C o p y r i g h t © 2 0 2 5 T H E B R I G H T A L L R I G H T S R E S E R V E D
GUIDE CHAPTER 1 EXAM 2025
QUESTIONS AND ANSWERS
Sites of rapid cell division in the shoot tips, root tips, and cambium are called ____________. -
ANS Meristems
Meristems located at the end of the shoots are called primary or __________ meristems. -
ANS Apical
The tendency for terminal buds to inhibit the growth of lateral buds is called __________. -
ANS Apical dominance
The "food factories" of trees are the _________. - ANS Leaves
The procress of ___________ combines carbon dioxide and water in the reaction driven by light
to produce sugars. __________ is also a product of this reaction. - ANS Photosynthesis,
Oxygen
The green color of leaves is created by the presence of _________, which is necessary for
photosynthesis. - ANS Chlorophyll
___________ is the loss of water vapor from the leaves. - ANS Transpiration
1|P a g e C o p y r i g h t © 2 0 2 5 T H E B R I G H T A L L R I G H T S R E S E R V E D
