Arborists' Certification
Study Guide: Chapter
13 with complete
verified solutions 2025
Name seven ways that trees can be adversely affected by
construction:
root injury, soil compaction, injury to trunk or branches, grade
change (smothering, altering hydrology), excavation/severing root
system, injury from chemicals, increased exposure to wind and sun
Evaluating suitability of individual trees or groups of trees for
preservation is an important task for the arborist.
True
1 multiple choice option
The goal of an arborist involved in a development project is to save
every tree on the site.
False
1 multiple choice option
The largest, most mature trees, are not always the best candidates
for preservation.
True
1 multiple choice option
The ________ is the area round a tree where the minimum amount of
roots that are biologically essential to the structural stability of the
tree are located.
critical root zone (CRZ)
Study Guide: Chapter
13 with complete
verified solutions 2025
Name seven ways that trees can be adversely affected by
construction:
root injury, soil compaction, injury to trunk or branches, grade
change (smothering, altering hydrology), excavation/severing root
system, injury from chemicals, increased exposure to wind and sun
Evaluating suitability of individual trees or groups of trees for
preservation is an important task for the arborist.
True
1 multiple choice option
The goal of an arborist involved in a development project is to save
every tree on the site.
False
1 multiple choice option
The largest, most mature trees, are not always the best candidates
for preservation.
True
1 multiple choice option
The ________ is the area round a tree where the minimum amount of
roots that are biologically essential to the structural stability of the
tree are located.
critical root zone (CRZ)
