ISA Certified Arborist Chapter 10 (Diagnosis and Plant Disorders) Exam with Correct Solutions
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Course
ISA
Institution
ISA
ISA Certified Arborist Chapter 10
(Diagnosis and Plant Disorders) Exam
with Correct Solutions
True/False - Information about a tree's history and symptoms gained from a home
owner can always be considered accurate. - CORRECT ANSWER-False
If a tree is not well suited for the site in which it ...
if a tree is not well suited for the site in which
name five causes of physical or mechanical injurie
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ISA Certified Arborist Chapter 10
(Diagnosis and Plant Disorders) Exam
with Correct Solutions
True/False - Information about a tree's history and symptoms gained from a home
owner can always be considered accurate. - CORRECT ANSWER-False
If a tree is not well suited for the site in which it has been planted, it may become
_______, predisposing it to other problems. - CORRECT ANSWER-stressed
A common mistake in diagnosis is to carefully examine the aboveground portion of the
tree, while ignoring the _______. - CORRECT ANSWER-roots
True/False - If a tree declines or dies within the first year following installation, a likely
cause is excess or insufficient water. - CORRECT ANSWER-True
Leaf scorch, girdling roots, and mineral deficiencies are examples of _______ disorders.
- CORRECT ANSWER-abiotic
Name five causes of physical or mechanical injuries to trees. - CORRECT ANSWER-
lawn mower/string trimmer
vandalism
construction
rodents
guy wires
Insect damage to trees is usually the result of feeding or _______ _______. -
CORRECT ANSWER-egg laying
Name five insect pests of trees with chewing mouthparts. - CORRECT ANSWER-
beetles
caterpillars
weevils
leafminers
borers
webworms
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