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ISA Sample Questions > Practice Exam 3 > Flashcards

Practice Exam 3 Flashcards

1
Q

Which of the following devices is used to prevent excessive wear to a cable that is attached to anchoring hardware ?

a) cable aid
b) lag hook
c) ship auger
d) thimble

A

d) thimble

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2
Q

What is the primary purpose of wound dressing?

a) protect against disease
b) reduce decay
c) prevent insect infestation
d) improve appearance

A

d) improve appearance

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3
Q

Which type of bacteria is essential in the production of humus?

a) Proteobacteria
b) actinomycetes
c) nitrospirea
d) aquificae

A

b) actinomycetes

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4
Q

The highly fertile area surrounding growing roots is called the

a) periderm
b) rhizosphere
c) macropore
d) substrate

A

b) rhizosphere

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5
Q

What is the name for a group within a species that has one trait in complete distinction to the other members of the species and naturally breeds to that trait?

a) forma
b) subspecies
c) cultivar
d) variety

A

d) variety

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6
Q

In which of these pruning techniques does the arborist cut the branch back to a relatively weak point?

a) heading cut
b) undercut
c) reduction cut
d) topping

A

a) heading cut

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7
Q

At which of the following soil pH levels would iron be most available to plants?

a) 5
b) 6
c) 7
d) 8

A

a) 5

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8
Q

How far away should an uninvolved worker stand for a tree that is being felled?

a) at least 2 tree lengths
b) at least 20 feet
c) at least one tree length
d) at least 10 feet

A

a) at least 2 tree lengths

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9
Q

When installing a false crotch, which knot should be used to attach the block to the tree?

a) Blake’s hitch
b) tautline hitch
c) cow hitch
d) Prusik hitch

A

c) cow hitch

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10
Q

Which of the following is an advantage of the bare-root trees sold by nurseries?

a) they are comparatively inexpensive
b) they are small
c) they are easy to transplant
d) all of these are advantages of bare-root trees

A

d) all of these are advantages of bare-root trees

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11
Q

What type of drill bit should be used when installing hardware in a tree?

a) dowel
b) threaded rod
c) ship auger
d) wood spade

A

c) ship auger

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12
Q

Which of the following risk assessment techniques provides the least information?

a) root collar excavation
b) visual tree assessment
c) decay testing
d) aerial canopy inspection

A

b) visual tree assessment

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13
Q

In which direction should a chainsaw operator move if he or she loses control of the tree while felling?

a) 45 degrees to either side of a line opposite to the intended direction of fall
b) in a line opposite to the intended direction of fall
c) in a line perpendicular to the intended direction of fall
d) along the intended direction of the fall

A

a) 45 degrees to either side of a line opposite to the intended direction of fall

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14
Q

Which of the following is not a standard part of the fertilizer analysis printed on the container?

a) potassium phosphate
b) soluble potash
c) phosphoric acid
d) total nitrogen

A

a) potassium phosphate

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15
Q

The greenhouse effect is caused by excess amounts of _____ in the atmosphere

a) nitrogen
b) carbon
c) oxygen
d) helium

A

b) carbon

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16
Q

Cytokinins are produced in the _____ but are crucial for the growth of the _____.

a) shoots, roots
b) roots, leaves
c) roots, shoots
d) shoots, trunk

A

c) roots, shoots

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17
Q

When multiple cables are installed on the same limb, how much vertical space should there be between the sets of hardware?

a) at least 3’
b) the diameter of the base of the tree
c) a minimum of one branch diameter’s vertical space
d) a maximum of 3’

A

c) a minimum of one branch diameter’s vertical space

18
Q

What is the typical means of attaching common, seven-strand cable to hardware?

a) dead-end grips
b) cable stops
c) metal swages
d) eye splice

A

d) eye splice

19
Q

When removing a dead branch, where should the final cut be made?

a) just outside the collar of living tissue
b) a foot outside the collar of living tissue
c) just inside the collar of living tissue
d) a foot inside the collar of living tissue

A

a) just outside the collar of living tissue

20
Q

What is the name for a small aperture in the bark through which gases may travel?

a) follicle
b) ventricle
c) cuticle
d) lenticel

A

d) lenticel

21
Q

Why do the side plates are an arborist block extend beyond the sheaves?

a) to protect the hands of the arborist
b) to keep the line from slipping
c) to prevent abrasion of the line
d) to encourage smooth passage of the line

A

c) to prevent abrasion of the line

22
Q

What is the name of the process by which bare-root nursery stock is rapidly changed from dormancy to growth?

a) sweating
b) heating
c) springing
d) hardening

A

a) sweating

23
Q

The temporary housing of carbon dioxide in the wood and other tissues of a tree is known as

a) carbon sequestration
b) carbon stabilization
c) carbon retention
d) carbon collection

A

a) carbon sequestration

24
Q

A broad planting of the same species over a wide area is known as a

a) monoculture
b) permaculture
c) monocot
d) pathogen

A

a) monoculture

25
Q

In what type of climate is powdery mildew disease most prevalent?

a) cool and wet
b) cool and dry
c) warm and wet
d) warm and dry

A

d) warm and dry

26
Q

The chemicals that have an adverse effect on some herbivores and pathogens are known as

a) anti-gibberellins
b) actinomycetes
c) auxin
d) allelochemicals

A

d) allelochemicals

27
Q

Why should metal washers be used when installing cables with eye bolts or threaded rods?

a) to prevent the bolt from being damaged
b) to eliminate decay from the installation site
c) to keep the nut from being pulled through the tree
d) to reduce pest infestations

A

c) to keep the nut from being pulled through the tree

28
Q

When is the best time to apply a micronutrient spray to trees?

a) just before a period of heavy growth
b) at the beginning of winter
c) at dusk
d) immediately after transplantation

A

a) just before a period of heavy growth

29
Q

In the CTLA trunk formula method, what is the primary determinant of a tree’s value?

a) location
b) health
c) size
d) foliage

A

c) size

30
Q

In what arrangement are the leaflets of a compound leaf placed along a single stem, but with a petiolule for each leaflet?

a) bipalmate
b) bipinnate
c) pinnate
d) palmate

A

c) pinnate

31
Q

What is the most popular climbing hitch for climbers in the United States?
a) Blake’s hitch
b) tautline hitch
c) midline clove hitch
d) endline clove hitch

A

b) tautline hitch

32
Q

In most living trees, which of the following is dead?

a) sapwood
b) cambium
c) heartwood
d) xylem

A

c) heartwood

33
Q

What is the minimum tensile strength for the snaps and carabiners used in climbing??

a) 500 pounds
b) 1000 pounds
c) 5000 pounds
d) 10,000 pounds

A

c) 5000 pounds

34
Q

Frass is a combination of insect waste and

a) sawdust
b) sap
c) pollen
d) soil

A

a) sawdust

35
Q

What does the acronym CODIT stand for?

a) Cover of Damage in Trees
b) Compartmentalization of Decay in Trees
c) Containment of Detritus in Trees
d) Core of Disease in Trees

A

b) Compartmentalization of Decay in Trees

36
Q

If a tree has an especially large diameter, how should the hinge be adjusted?

a) it should be smaller
b) it should be larger
c) it should be deeper
d) it does not need to be adjusted

A

a) it should be smaller

37
Q

What type of mold is based on the liquid waste of mealybugs?

a) dusty mold
b) black mold
c) sooty mold
d) white mold

A

c) sooty mold

38
Q

What number of needles is NOT commonly found in a pine fascicle sheath?

a) two
b) three
c) four
d) five

A

c) four

39
Q

Which of the following types of rope always has a cover and a core?

a) three-strand rope
b) 12-strand rope
c) kernmantle
d) all of these always have a cover and a core

A

c) kernmantle

40
Q

Which of the following is a typical concentration for slow-release supplemental nitrogen fertilizers used under normal conditions?

a) 4 pounds of nitrogen per 1000 square feet of root area
b) 40 pounds of nitrogen per 1000 square feet of root area
c) 10 pounds of nitrogen per 1000 square feet of root area
d) 100 pounds of nitrogen per 1000 square feet of root area

A

a) 4 pounds of nitrogen per 1000 square feet of root area

ISA Sample Questions (13 decks)

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