ISA Chapter 6 (Tree Selection) Exam
Questions and Answers
Name 5 tree species that would NOT be appropriate for plant under utility wires? -
Correct Answers -1. Doug Fir
2. Maple
3. Alder
4. Redwood
5. Spruce
Name 5 characteristics to looks for when selecting a tree in the nursery - Correct
Answers -1. Vigorous Plant and good shoot growth
2. Good vertical and radial branch spacing
3. Good trunk taper
4. Single central leader
5. trunk flare
The climatic factor that determines hardiness zones is __________? - Correct Answers
-Low temperature extremes
Trees to be planted under utility lines should be
a) tolerant of heavy top pruning
b) low-growing to remain below the lines
c) vase-shaped or overarching to clear conductors
d) all of the above - Correct Answers -B. low-growing to remain below the lines
Some trees acclimate to shade conditions by
a) developing larger leaves
b) developing thinner leaves
c) variegated foliage losing variegated, or colored foliage tending to be greener
d) any or all of the above - Correct Answers -D. Any or all of the above
Fastigiate trees have a growth form that is
a) upright
b) weeping
c) overarching
d) vase-shaped - Correct Answers -A. Upright
Questions and Answers
Name 5 tree species that would NOT be appropriate for plant under utility wires? -
Correct Answers -1. Doug Fir
2. Maple
3. Alder
4. Redwood
5. Spruce
Name 5 characteristics to looks for when selecting a tree in the nursery - Correct
Answers -1. Vigorous Plant and good shoot growth
2. Good vertical and radial branch spacing
3. Good trunk taper
4. Single central leader
5. trunk flare
The climatic factor that determines hardiness zones is __________? - Correct Answers
-Low temperature extremes
Trees to be planted under utility lines should be
a) tolerant of heavy top pruning
b) low-growing to remain below the lines
c) vase-shaped or overarching to clear conductors
d) all of the above - Correct Answers -B. low-growing to remain below the lines
Some trees acclimate to shade conditions by
a) developing larger leaves
b) developing thinner leaves
c) variegated foliage losing variegated, or colored foliage tending to be greener
d) any or all of the above - Correct Answers -D. Any or all of the above
Fastigiate trees have a growth form that is
a) upright
b) weeping
c) overarching
d) vase-shaped - Correct Answers -A. Upright
