AnswersFL-2001340-Environmental Science Sem 2Limiting Factors and Humans

Limiting Factors and Humans — Unit test Answers

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21
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The goal of the world resource simulation center is best described as _______.

A
solving current problems regarding world resource use
B
predicting the future impacts of resource use in the U.S.
C
determining how to manage global resources for all humanity
D
providing education tools for describing global resource use
22
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Which of the following is not a consequence of the onset of early spring events?

A
flowering
B
acidic ocean water
C
fruit ripening
D
hatching eggs
23

Which of the following predictions about global climate change is directly related to an increase in the burning of fossil fuels?

A
increased extreme weather
B
decreased food supply
C
global warming
D
falling sea levels
24

How is renewable fuel use expected to change in the next decade?

A
It is expected to decrease.
B
It is expected to increase.
C
It is expected to fluctuate.
D
It is expected to remain the same.
25

Rising sea levels are a possible global consequence to a change in local environments.

A
T
B
F
26

Which of the following is a nonrenewable resource?

A
geothermal
B
solar
C
nuclear
D
biomass
27

Which of the following practices will lead to sustainability?

A
increased groundwater pumping
B
fossil fuel use
C
conservation tillage
D
increased pesticide use
28

Which of the following is a way that human modification of limiting factors causes unbalance in ecosystems?

A
habitat loss
B
pollution
C
climate changes
D
all of the above
29

Which of the following would not cause habitat change?

A
building a dam on a river
B
a hurricane
C
introducing new hiking trails
D
none of the above
30

Which of the following statements about energy resource availability is true?

A
Nonrenewable energy sources will be completely used within 10 years.
B
Nonrenewable energy sources are readily available in all countries.
C
The exact amount of nonrenewable energy resources is not currently known.
D
All of the above are true.

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