Practice Exam 6 Flashcards
Loam is least composed of what soil classification?
a) sand
b) silt
c) clay
d) loam is composed of all soils evenly
c) clay
Trees help to control to control stormwater runoff by all of the following means except:
a) trees hold water on barks and leaves
b) roots intercept and retain runoff
c) fallen leaves create a layer of absorption on the ground
d) all of the above
d) all of the above
What is the minimum slope for drainage pipes placed above an impervious layer?
a) 1/16”
b) 1/8”
c) 1/4”
d) 1/2”
c) 1/4”
Required fertilizer distribution rates for quick release are _____ than for that of slow release.
a) greater
b) lesser
c) equal
d) no relationship
b) lesser
The main function of a rain garden is which of the following?
a) collect and hold stormwater runoff
b) increase water infiltration
c) distribute run off distribute runoff to dry areas
d) facilitate facilitate deep root systems
a) collect and hold stormwater runoff
What element can be classified as a micronutrient?
a) magnesium
b) calcium
c) iron
d) sulfur
c) iron
When is it acceptable to plant a nursery stock tree without removal of the root protection?
a) biodegradable container
b) synthetic burlap
c) biodegradable burlap
d) wire basket burlap
a) biodegradable container
What is not a recommended course of action for a newly transplanted tree?
a) increased watering
b) mulching
c) guying
d) fertilizer
d) fertilizer
What is the minimum distance from the edge of a planting hole to any buried utility?
a) 6 “
b) 12”
c) 18”
d) 24”
c) 18”
During tree installation, it is determined that there are 2 inches of soil over the structural roots. The root ball is measured to be 14 inches deep. How deep should the planting hole be?
a) 14”
b) 13”
c) 12”
d) 10”
c) 12”
What tree species listed below is the most likely to be tolerant to storm damage?
a) American elm
b) cottonwood
c) live oak
d) willow
c) live oak
What is the minimum number of primary roots that must be buried 1 to 3 inches below the soil surface when transferring nursery stock?
a) 1
b) 2
c) 3
d) 4
b) 2
How far above ground shall tree caliper be measured for trees less than 4 inches in diameter?
a) 2
b) 6
c) 8
d) 10
b) 6
According to OSHA standards, what is the minimum working clearance to any overhead lines if the voltage is less than 50KV?
a) 5 feet
b) 10 feet
c) 15 feet
d) 25 feet
b) 10 feet
What is the minimum hinge angular dimension for properly felling a tree?
a) 45 degrees
b) 60 degrees
c) 70 degrees
d) 90 degrees
c) 70 degrees
What class of rubber insulating protective equipment (IPE) is rated for use of an AC voltage up to 36KV?
a) 1
b) 2
c) 3
d) 4
d) 4
What safety factor is typically used for arborist rigging?
a) 2
b) 5
c) 10
d) 15
b) 5
The correct location for a backcut on a conventional notch shall be:
a) even with the apex of the notch
b) above the apex of the notch
c) below the apex of the notch
d) even with the top of the notch
b) above the apex of the notch
What rope type has the highest amount of elongation when loaded?
a) polypropylene
b) polyester
c) HMPE
d) LCP
a) polypropylene
What knot type is commonly used for securing equipment to a tree?
a) timber hitch
b) sheet bend
c) Prusik hitch
d) tautline hitch
a) timber hitch
What climbing technique uses a Prusik loop to increase safety?
a) footlocking
b) body-thrust
c) single rope technique
d) mechanical ascending devices
a) footlocking
What rigging technique has a high anticipated shock-loading?
a) butt-hitching
b) running bowline
c) through natural crotch
d) use of a drop zone
a) butt-hitching
What species of tree listed below is not classified is classified as ring porous?
a) oak
b) elm
c) ash
d) maple
d) maple
What is not one of the main functions of the xylem?
a) storage of carbohydrates
b) support of the tree’s self-weight
c) defense against disease and decay
d) moving of carbohydrates
d) moving of carbohydrates
At what depth in the soil are the majority of the roots for Palm trees?
a) 1 to 6 inches
b) 6 to 12 inches
c) 12 to 18 inches
d) 18 to 24 inches
c) 12 to 18 inches
A tree is damaged heavily in a storm and only a few branches are remaining. What is most likely the appropriate pruning cut to try and save the tree?
a) reduction
b) heading
c) three-cut
d) thinning
b) heading
Healthy fronds on Palm trees shall not be removed if they are less than what angle to the stem?
a) 45 degrees
b) 90 degrees
c) 120 degrees
d) 180 degrees
b) 90 degrees
What is the most appropriate space between permanent branches?
a) 1 foot
b) 2.5 ft
c) 1% of the longest branch
d) 3% of the tree height
d) 3% of the tree height
What plant health risk is not an organic threat?
a) pathogens
b) phytoplasmas
c) fungi
d) mineral deficiencies
d) mineral deficiencies
What is most likely not a possible cause of deformed leaves?
a) spray injury
b) air pollution
c) anthracnose
d) frost
b) air pollution
Localized dead stem tissue which may be discolored is what type of tree disorder symptom?
a) canker
b) blight
c) leaf blotch
d) dieback
a) canker
What statement below is true regarding how a tree’s growth rate and photosynthesis rate will react to the amount of available resources?
a) the growth rate will be limited before the photosynthesis rate
b) the photosynthesis rate will be limited before the growth rate
c) the photosynthesis rate and growth rate become hindered equally with limited resources
d) the photosynthesis rate will not be hindered by limited resources
a) the growth rate will be limited before the photosynthesis rate
The foundational element of an appropriate response process (ARP) is it is which of the following?
a) monitoring
b) immediate action
c) establish thresholds
d) readily available resources
a) monitoring
What single resource has the most detrimental effect on a tree’s ability to perform photosynthesis if limited?
a) light
b) water
c) C02
d) none of the above
d) none of the above
Key stressors are identified by what criteria?
a) universally detrimental site conditions
b) retroactive analysis of stress
c) identifying local pests and conditions which may be detrimental
d) species specific historical stressors
c) identifying local pests and conditions which may be detrimental
If a threshold temperature is established as 50 degrees, what is the degree day unit recorded for a day with a temperature of 30 degrees?
a) 0 degrees
b) 20 degrees
c) -20 degrees
d) -30 degrees
a) 0 degrees
What is not a common subcomponent of an urban forest management plan?
a) risk management plan
b) planting plan
c) tree inventory
d) emergency response
c) tree inventory
A town has recently acquired a golf course and is deciding how best to proceed with the land. The local tree inventory needs to be updated to fully include the newly acquired assets. What type of inventory needs to occur in this situation?
a) random sampling
b) partial
c) complete
d) selective
b) partial
According to ANSI A300, what is the acceptable situation to remove healthy fronts from a Palm tree?
a) too long
b) needed for clearance
c) non-diseased yellowing fronds
d) too short
b) needed for clearance
Multiple cables are being installed on a single limb to provide stability to a defective union below. What is the minimum distance between the cables on the same limb if the diameter is 8 inches?
a) 4 inches
b) 8 inches
c) 12 inches
d) 20 inches
b) 8 inches
