AnswersFL-2001340-Environmental Science Sem 2Modern Forestry

Modern Forestry Answers

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1
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How does the destruction of forests contribute to levels of atmospheric carbon?

A
Levels of atmospheric carbon are unaffected by destruction of forests, because the carbon entering the carbon cycle from the dead trees balances out the loss of carbon absorption during photosynthesis.
B
When trees are destroyed, their stored carbon reenters the carbon cycle decreasing levels of atmospheric carbon.
C
Fewer trees leads to greater amounts of carbon dioxide being absorbed from the atmosphere.
D
Fewer trees leads to smaller amounts of carbon dioxide being absorbed from the atmosphere.
2
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Which of the following about carbon sinks is not true?

A
They emit more carbon than they take in.
B
They take in more carbon they emit.
C
They store carbon from the atmosphere.
D
They include oceans and forests.
3

Which method of tree harvesting favors slow-growing trees that are shade-tolerant?

A
selective cutting
B
clearcutting
C
shelterwood
D
none of the above
4

Why is clearcutting an especially damaging forestry practice for species that rely upon older trees for their survival?

A
Clearcutting removes all trees in a stand, old and young.
B
Clearcutting specifically removes older trees in a stand.
C
Clearcutting forces younger trees to mature faster.
D
Clearcutting is not a damaging forestry practice.
5

Which of the following is not part of the role of a forester?

A
develop sustainable practices
B
prevent removal of timber
C
determine means for continued growth
D
assess timber quality
6

Which of the following would most likely employ a forester?

A
state governments
B
lumber businesses
C
national governments
D
all of the above
7

What distinguishes even-aged management practices from uneven-aged management practices?

A
Even-aged practices remove larger groups of trees than uneven-aged management practices.
B
Even-aged practices are similar to minor natural disturbances while uneven-aged practices are similar to major natural disturbances.
C
Even-aged practices leave areas with greater variance than uneven-aged practices.
D
All of the above
8

A forester is _______

A
a person who cuts down trees
B
a park ranger
C
a person who manages and supervises land used for timber production
D
responsible for creating topographical maps of forests
9

Which of the following forest management practices is best for reestablishing areas of forest?

A
shelterwood cutting
B
even-aged management
C
reforestation
D
uneven-aged management
10

How does seed-cutting differ from shelterwood cutting?

A
Shelterwood cutting removes all trees within a given area.
B
Shelterwood cutting takes place over several years.
C
Seed-cutting takes place over several years.
D
Seed-cutting is more damaging to the natural environment.
11

Which of the following about carbon sinks is not true?

A
They emit more carbon than they take in.
B
They take in more carbon they emit.
C
They store carbon from the atmosphere.
D
They include oceans and forests.
12

Which of the following forest management practices is best for reestablishing areas of forest?

A
shelterwood cutting
B
even-aged management
C
reforestation
D
uneven-aged management
13

How does the destruction of forests contribute to levels of atmospheric carbon?

A
Levels of atmospheric carbon are unaffected by destruction of forests, because the carbon entering the carbon cycle from the dead trees balances out the loss of carbon absorption during photosynthesis.
B
When trees are destroyed, their stored carbon reenters the carbon cycle decreasing levels of atmospheric carbon.
C
Fewer trees leads to greater amounts of carbon dioxide being absorbed from the atmosphere.
D
Fewer trees leads to smaller amounts of carbon dioxide being absorbed from the atmosphere.
14

Why is clearcutting an especially damaging forestry practice for species that rely upon older trees for their survival?

A
Clearcutting removes all trees in a stand, old and young.
B
Clearcutting specifically removes older trees in a stand.
C
Clearcutting forces younger trees to mature faster.
D
Clearcutting is not a damaging forestry practice.
15

A forester is _______

A
a person who cuts down trees
B
a park ranger
C
a person who manages and supervises land used for timber production
D
responsible for creating topographical maps of forests
16

How does seed-cutting differ from shelterwood cutting?

A
Shelterwood cutting removes all trees within a given area.
B
Shelterwood cutting takes place over several years.
C
Seed-cutting takes place over several years.
D
Seed-cutting is more damaging to the natural environment.

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