AnswersMFISD ENVIRONMENTAL SYSTEMS B 22-23 CRUnit Test

Unit Test — Unit test Answers

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21
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How does the recycling of paper differ from the recycling of other products?

A
Recycling paper has no measurable effect on the environment.
B
Recycled paper products are more common than other recycled products.
C
Other types of recyclable products, such as plastic, are always reused in recyclable products, while paper is not.
D
Recycling paper reduces both air and water pollution.
22
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Which of the following is a nonrenewable resource?

A
hydropower
B
biomass
C
geothermal power
D
coal
23

Control rods are used to slow down the reaction in the reactor core when the core becomes too hot.

A
T
B
F
24

Which resource can be used for electricity, vehicle fuel, and heat?

A
wind
B
biomass
C
geothermal activity
D
water
25

Natural resources in the environment must be allocated responsibly. Why is the location of resources a concern?

A
Some areas have more access to resources than others.
B
Human populations are sometimes concentrated in areas that are lacking resources.
C
Areas with fewer resources may need to buy resources from other areas.
D
All of the above
26

What two countries have nearly 50% of global coal reserves?

A
United States and Canada
B
United States and Russia
C
Brazil and Russia
D
Brazil and Canada
27

Which of the following statements about the use of nuclear energy is true?

A
Nuclear energy cannot be used safely.
B
Nuclear fusion has no known useful applications.
C
Nuclear fission is currently more useful for producing energy than nuclear fusion.
D
Nuclear fusion has fewer safety risks than nuclear fission.
28

Which of the following is not a technology that can be used to conserve resources?

A
hydropower
B
volcanic power
C
natural gas
D
geothermal
29

How can reduced precipitation lead to limited water availability?

A
Reduced precipitation leads to overuse.
B
Precipitation is a nonrenewable resource.
C
Reduced precipitation is a global event.
D
Reduced precipitation may lead to drought.
30

Which of the following is true concerning natural resources?

A
Natural resources are not recycled.
B
Natural resources are only inorganic.
C
They are part of natural processes.
D
They only incorporate one form of matter.
31

Which of the following statements about resource use is true?

A
The use of renewable resources has no inherent costs.
B
Resource use, whether renewable or nonrenewable, must be carefully managed to reduce the impact on the environment.
C
Nonrenewable resources are used for energy, because there are no renewable resources that can be used as a source of energy.
D
The overuse of nonrenewable resources is less environmentally damaging than the overuse of renewable resources.
32

The operation of nuclear power plants in the United States is closely monitored and regulated.

A
T
B
F
33

Which of the following statements about using geothermal energy is not true?

A
Geothermal energy can be used to fuel vehicles.
B
Geothermal energy can be used as a source of electricity.
C
Geothermal energy can be used as a source of heat.
D
Geothermal energy is a renewable resource.
34

Which of the following statements about nuclear energy is true?

A
Nuclear energy cannot be contained nor controlled.
B
Nuclear energy is contained in nuclear bonds.
C
Nuclear energy is less efficient than other energy forms.
D
All of the above are true.
35

The use of non-local resources is associated with certain economic and environmental consequences.

A
T
B
F
36

Which of the following statements about paper recycling is not true?

A
Recycling one ton of newspaper can save 100 trees.
B
Recycling paper can lead to 74% less air pollution.
C
Paper recycling can save on the use of water resources.
D
Recycling paper can lead to 35% less water pollution.
37

Cyanobacteria have been engineered to produce isobutanol directly. What advantage does this have over other alternative biofuels?

A
It is an inherently renewable fuel source.
B
Multiple processing steps can be avoided.
C
They produce chemical energy through photosynthesis.
D
They make a biofuel alternative to gasoline.
38

There are no negative consequences to using nuclear energy.

A
T
B
F
39

Which statement best describes geothermal energy?

A
Geothermal energy can be used to fuel vehicles.
B
Geothermal energy increases the risk of a nuclear accident.
C
Geothermal energy is the most abundant nonrenewable resource.
D
Geothermal energy can be used as a source of electricity.
40

Imports of lumber into the United States were down 50% in 2008.

A
T
B
F

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