ISA Certified Arborist Chapter 10 (Diagnosis and Plant Disorders
Exam Wit
Complete
Solutions
1. True/False - Information about a tree's
False
history and symptoms gained from a
home owner can always be considered
accurate.
stressed
2. If a tree is not well suited for the site in
which it has been planted, it may
become ,
predis- posing it to other problems.
3. A common mistake in diagnosis is to carefully
ex- roots amine the aboveground portion of
the tree, while ignoring the .
4. True/False - If a tree declines or dies result of
within the first year following installation, feeding or
a likely cause is excess or insufficient
water.
5. Leaf scorch, girdling roots, and mineral
deficien- cies are examples of
disorders.
6. Name five causes of physical or
mechanical in- juries to trees.
7. Insect damage to trees is usually the
1/
7
, ISA Certified Arborist Chapter 10 (Diagnosis and Plant Disorders
Exam Wit
Complete
Solutions
True construction
rodents
abiotic guy wires
egg laying
lawn mower/string trimmer vandalism
8.
2/
7
Exam Wit
Complete
Solutions
1. True/False - Information about a tree's
False
history and symptoms gained from a
home owner can always be considered
accurate.
stressed
2. If a tree is not well suited for the site in
which it has been planted, it may
become ,
predis- posing it to other problems.
3. A common mistake in diagnosis is to carefully
ex- roots amine the aboveground portion of
the tree, while ignoring the .
4. True/False - If a tree declines or dies result of
within the first year following installation, feeding or
a likely cause is excess or insufficient
water.
5. Leaf scorch, girdling roots, and mineral
deficien- cies are examples of
disorders.
6. Name five causes of physical or
mechanical in- juries to trees.
7. Insect damage to trees is usually the
1/
7
, ISA Certified Arborist Chapter 10 (Diagnosis and Plant Disorders
Exam Wit
Complete
Solutions
True construction
rodents
abiotic guy wires
egg laying
lawn mower/string trimmer vandalism
8.
2/
7
