AnswersSC332 Environmental Science BHuman Impact on the Environment

Land Resources Answers

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Which statement defines an ore?

A
Rock broken down to become part of the topsoil.
B
Rock dug out from the earth to use in construction.
C
Rock dug out from the deep inside earth and refined.
D
Rock exposed as a result of loss of topsoil.
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Which is a result of topsoil loss?

A
increased soil fertility
B
poor crop production
C
softened soil surface
D
deposition of aggregate
3

What is a major goal of the federal government when managing land resources?

A
conservation
B
land sales
C
residential development
D
privatization
4

Which material is a part of bedrock?

A
silt
B
plants
C
wood
D
water
5

Which natural resource is renewable?

A
coal
B
wind
C
topsoil
D
oil
6

Which is a use for clay?

A
ceramics
B
batteries
C
plaster
D
chalk
7

Ryan is reading the ingredients list in the fertilizer he is using. Which will he find listed?

A
talc
B
gypsum
C
graphite
D
salt
8

Which substance is a natural land resource used in construction?

A
steel
B
bedrock
C
clay
D
salt
9

Which federal agency makes sure federal wildlife laws are followed?

A
US Forest Service
B
US Fish and Wildlife Service
C
Bureau of Land Management
D
National Park Service
10

Which describes an attribute of nonrenewable resources?

A
exist in fixed amounts
B
are unlimited
C
can often be replaced in a short time
D
are replaced faster than they are used

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