ISA CERTIFIED ARBORIST EVALUATION TEST
EXAM ALL QUESTIONS AND ANSWERS SURE A+
✔✔The removal of an excessive amount of inner lateral branches causing a poor
distribution of foliage is:
(A) Lion tailing(B) Crown reduction (C) Pollarding(D) Espalier - ✔✔A
✔✔Fungi can be beneficial to a tree, despite using the tree for food, by aiding in what
root function?
(A) Storage(B) Anchorage (C) Absorption (D) Conduction - ✔✔C
✔✔What is the relationship that must exist between production rates of photosynthesis
and respiration?
(A) Respiration > Photosynthesis
(B) Respiration < Photosynthesis
(C) Respiration = Photosynthesis
(D) The tree can survive at any level of relationship - ✔✔B
✔✔Water movement within the tree between different aged cells is what type of
transport?
(A) Axial(B) Longitudinal (C) Osmosis(D) Radial - ✔✔D
✔✔What wound dressing has been proven to increase the rate of repair?
, (A) Tar
(B) Paint
(C) Petroleum solvent
(D) None of the above - ✔✔D
✔✔What type of cuts are done initially when using pollarding as a pruning technique for
young trees?
(A) Internodal
(B) Outernodal
(C) Auxiliary
(D) Dominant - ✔✔A
✔✔Sterilization of pruning tools is necessary when:
(A) Disease exists in the tree
(B) Only for specific tree types
(C) If the tool has been used before with disease
(D) Tools shall always be sterilized - ✔✔A
✔✔What type of pruning shears are best suited for growing branches and stems?
(A) Bypasse (B) Anvil(C) Ratchets (D) Loppers - ✔✔A
✔✔What pruning technique is used to increase light penetration and air movement?
(A) Cleaning (B) Thinning (C) Raising (D) Reduction - ✔✔B
✔✔What pruning tool is most likely best for branches up to 2 1⁄2" thick?
(A) Anvil pruning shear (B) Lopper(C) Pole pruner(D) Pruning saw - ✔✔B
✔✔What is not an acceptable alternative to tree topping?
(A) See if the removal of small branches can solve the issue
(B) Remove a large branch so that another may assume a terminal role
(C) Remove and replace the tree
(D) None of the above - ✔✔D
✔✔What is the most appropriate space between permanent branches?
(A) 1 ft.
(B) 2.5 ft.
(C) 1% of the longest branch
(D) 3% of the tree height - ✔✔D
✔✔What is the typical minimum clearance from the ground to the lowest permanent
branch for a tree which will accommodate pedestrian traffic?
(A) 5 ft. (B) 6 ft. (C) 8 ft. (D) 12 ft. - ✔✔C
✔✔What statement regarding how trees heal is false?
EXAM ALL QUESTIONS AND ANSWERS SURE A+
✔✔The removal of an excessive amount of inner lateral branches causing a poor
distribution of foliage is:
(A) Lion tailing(B) Crown reduction (C) Pollarding(D) Espalier - ✔✔A
✔✔Fungi can be beneficial to a tree, despite using the tree for food, by aiding in what
root function?
(A) Storage(B) Anchorage (C) Absorption (D) Conduction - ✔✔C
✔✔What is the relationship that must exist between production rates of photosynthesis
and respiration?
(A) Respiration > Photosynthesis
(B) Respiration < Photosynthesis
(C) Respiration = Photosynthesis
(D) The tree can survive at any level of relationship - ✔✔B
✔✔Water movement within the tree between different aged cells is what type of
transport?
(A) Axial(B) Longitudinal (C) Osmosis(D) Radial - ✔✔D
✔✔What wound dressing has been proven to increase the rate of repair?
, (A) Tar
(B) Paint
(C) Petroleum solvent
(D) None of the above - ✔✔D
✔✔What type of cuts are done initially when using pollarding as a pruning technique for
young trees?
(A) Internodal
(B) Outernodal
(C) Auxiliary
(D) Dominant - ✔✔A
✔✔Sterilization of pruning tools is necessary when:
(A) Disease exists in the tree
(B) Only for specific tree types
(C) If the tool has been used before with disease
(D) Tools shall always be sterilized - ✔✔A
✔✔What type of pruning shears are best suited for growing branches and stems?
(A) Bypasse (B) Anvil(C) Ratchets (D) Loppers - ✔✔A
✔✔What pruning technique is used to increase light penetration and air movement?
(A) Cleaning (B) Thinning (C) Raising (D) Reduction - ✔✔B
✔✔What pruning tool is most likely best for branches up to 2 1⁄2" thick?
(A) Anvil pruning shear (B) Lopper(C) Pole pruner(D) Pruning saw - ✔✔B
✔✔What is not an acceptable alternative to tree topping?
(A) See if the removal of small branches can solve the issue
(B) Remove a large branch so that another may assume a terminal role
(C) Remove and replace the tree
(D) None of the above - ✔✔D
✔✔What is the most appropriate space between permanent branches?
(A) 1 ft.
(B) 2.5 ft.
(C) 1% of the longest branch
(D) 3% of the tree height - ✔✔D
✔✔What is the typical minimum clearance from the ground to the lowest permanent
branch for a tree which will accommodate pedestrian traffic?
(A) 5 ft. (B) 6 ft. (C) 8 ft. (D) 12 ft. - ✔✔C
✔✔What statement regarding how trees heal is false?
