AnswersSC332 Environmental Science BHuman Use of Land

Human Use of Land Answers

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21
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New ecosystems have been created by human land use.

A
T
B
F
22
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National parks reduce the human impact on land by _______.

A
permitting limited human development.
B
cleaning up litter
C
preventing human development
D
preventing companies from polluting on public lands
23

Which describes the difference between national parks and wilderness areas?

A
There are more national parks in the Unites States than there are wilderness areas.
B
Wilderness areas do not allow motorized vehicles and national parks do.
C
National parks prevent pollution while wilderness areas cannot.
D
National parks allow for land development while wilderness areas do not.
24

Old growth forests are full of sick, diseased, and decadent trees. Please select the best answer from the choices provided

A
T
B
F
25

The farming methods promoted by the California Ricelands Habitat Partnership are best described as beneficial to both farmers and wetland species because _______.

A
migrating waterfowl use flooded rice paddies on their travel routes
B
foraging birds eat leftover rice and trample the ground making tilling unnecessary
C
farmers need migrating bird guano as fertilizer
D
California’s wetlands are dwindling
26

What was an unexpected consequence of the green revolution?

A
The overuse of fertilizer lead to reduced crop yields over time.
B
Crop yields were increased.
C
Modern agricultural techniques were implemented.
D
New crop varieties were developed.

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