Cumulative Exam — Cumulative exam Answers

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21
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The Kyoto protocol works by _______.

A
mandatory involvement
B
voluntary involvement
C
imposing trade restrictions on nonparticipating countries
D
offering monetary rewards to participating countries
22
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Global climate change is a concern to scientists because it_______.

A
is a natural process unaffected by humans
B
has never changed before
C
can have drastic effects to life on Earth
D
can happen overnight
23

Which of the following is not a manmade cause of global warming?

A
burning fossil fuels
B
deforestation
C
respiration
D
population growth
24

Why is preventing pollution at its source the first strategy in minimizing environmental risk?

A
It is easier and more effective to prevent pollution than to clean up and dispose of waste.
B
Remediation of contamination is easier than pollution prevention.
C
Habitat restoration cannot be undertaken with modern technologies.
D
Safe waste disposal is the easiest was to minimize environmental risk.
26

Pollution in the _______ will have the greatest effect on human health.

A
troposphere
B
stratosphere
C
mesosphere
D
thermosphere
27

Which of the following best explains why buildings tip during earthquakes?

A
Seismic waves damage buildings’ foundations.
B
The liquefaction of solid soil undermines buildings’ foundations.
C
Body waves break underground water pipes.
D
Surface faulting moves the ground in different directions.
28

The largest supply of Earth’s freshwater is stored in _______.

A
lakes and rivers
B
groundwater
C
the atmosphere
D
glaciers and icecaps
30

Which of the following most significantly determines a community's access to potable water?

A
access to clean raw water sources
B
the availability of money
C
local drought conditions
D
the level of industrial development
31

A scientist measured an increase in nitrous oxide in the atmosphere. This increase would result in

A
an increase in the greenhouse effect.
B
a decrease in the greenhouse effect.
C
no change in the greenhouse effect.
D
a stabilization of the greenhouse effect.
33

Which is one factor that contributes to the formation of polar, temperate, and tropical zones?

A
the angle of the Sun’s rays
B
the direction of seasonal winds
C
the presence of prevailing winds
D
the movement of wind near a mountain
34

Which of the following is the most important factor in achieving sustainability?

A
ending nonrenewable resource use
B
agricultural practices
C
resource management
D
ending pesticide use
35

Where does the energy within the greenhouse effect originate?

A
from convection within the atmosphere
B
from the circular movement of hot and cold air
C
from solar radiation entering the atmosphere
D
from the conduction of heat from the ground to the air
36

Which of the following practices that are needed to run a nuclear power plant has a negative impact on both air and water?

A
cooling of the power plant
B
mining of uranium
C
storage of radioactive waste
D
monitoring the reactor
38

Which of the following statements about water policy is true?

A
The United States does not regulate water quality.
B
Policies regulating water pollution and water quality have eliminated environmentalists concern about water.
C
Current laws in place about water policy would eliminate water quality problems if they were enforced.
D
The Clean Water Act has helped reduce water contamination, but further efforts are needed to maintain water quality.
39

What is an advantage of using nuclear power?

A
Nuclear power is generated at a lower cost than traditional methods.
B
Nuclear power produces less pollution than traditional methods.
C
Nuclear power is more efficient than traditional methods.
D
All of the above
40

It is important for _______ to participate in conservation efforts.

A
government
B
business
C
citizens
D
all of the above

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