Land Resources Answers

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An aggregate is one type of land resource. What is an aggregate?

A
a layer of solid rock found beneath soil
B
the top layer of soil
C
a natural mixture of sand, gravel, and crushed stone
D
a naturally occurring mineral or rock
3

In which two places is aggregate generally found?

A
floodplains and alluvial fans
B
alluvial fans and mines
C
mines and beneath the topsoil
D
beneath the topsoil and above the topsoil
4

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.
6

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
7

Which is a use for clay?

A
ceramics
B
batteries
C
plaster
D
chalk
8

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

A
conservation
B
land sales
C
residential development
D
privatization
9

Which federal agency protects ecosystems and supervises public access to forests?

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

What agency is directly related to supervising and managing campgrounds?

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

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