AnswersOK-Environmental Science-Sem B -CA- 36431BUnit Test

Unit Test — Unit test Answers

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1
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How is an ecological footprint determined?

A
An ecological footprint is determined by measuring the average amount of land and water that a person in a region uses.
B
An ecological footprint is determined by measuring carbon dioxide emissions for a given region.
C
An ecological footprint is determined by measuring the rate of water use.
D
An ecological footprint is determined by measuring the amount of waste generated in a given region.
2
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It is best to say that the protection to properties offered by sea walls along coasts _______.

A
decreases the present and future risk to human properties
B
increases both the present and future risk to human properties
C
decreases the present but increases the future risk
D
increases the present but decreases the future risk
3

Which of the following is not a strategy for improving the long-term health of cities?

A
restoring natural ecosystems
B
reducing pollution and waste
C
increasing automobile use
D
compact and efficient land use
4

Which human activity is correctly paired with the greenhouse gas that it increases?

A
rice cultivation and water vapor
B
landfilling and carbon dioxide
C
deforestation and methane
D
sewage treatment and nitrous oxide
5

Which of the following best describes the role of scientific knowledge in society?

A
Advances in scientific knowledge have predictable consequences.
B
Advances in scientific knowledge can be beneficial to society if applied responsibly.
C
Advances in scientific knowledge lead to few changes in society.
D
Society is uninfluenced by advances in scientific knowledge.
6

How do natural disasters weaken a community’s social infrastructure?

A
Social systems are unbalanced by the damage caused by natural disasters.
B
Natural disasters tend to target the poorest members of a community.
C
The number of natural disasters is increasing across the globe.
D
Natural disasters can cause billions of dollars in property damage.
7

Which sustainable practice is paired correctly with its impact on the environment?

A
Using bamboo results in an increased use of forest trees.
B
Practicing contour plowing results in a need for more land.
C
Setting irrigation systems to run longer results in a reduction of water use.
D
Building more wind farms results in a reduction of fossil fuel use.
8

Conservation efforts have resulted in restoration of some wildlife habitats.

A
T
B
F
9

Which of the following environmental justice policies would the Environmental Protection Agency be least interested in and able to support?

A
fair treatment
B
legal policies
C
social justice
D
corrective justice
10

What is the main function of environmental policy?

A
prevent the use of natural resources
B
reduce human impact on the environment
C
prevent nature from having a harmful effect on humans
D
reduce the use of natural resources
11

Increased energy efficiency ultimately leads to lower costs.

A
T
B
F
12

Renewable resources can be used without worry about consequences to the environment.

A
T
B
F
13

Monitoring environmental parameters can help policy makers determine _______.

A
the level of impact a human activity has on an environment
B
how society feels about the proposed policy changes
C
how frequently a specific environment is used for human activity
D
all of the above
14

What is the main goal of the Pacific Region Coastal Program?

A
to end fishing along the Pacific coast
B
restore wetland and forest habitats
C
provide jobs
D
restore damage caused by soil erosion
15

Rainforests around the world are being cleared at an alarming rate to make room for new communities, agriculture, mining, and roads, and to provide lumber for construction and furniture. How might the destruction of rainforests affect the balance of gases in Earth's atmosphere?

A
by increasing carbon dioxide and decreasing oxygen
B
by increasing carbon dioxide and increasing oxygen
C
by decreasing carbon dioxide and increasing oxygen
D
by decreasing carbon dioxideand decreasing oxygen
16

It is important for _______ to participate in conservation efforts.

A
government
B
business
C
citizens
D
all of the above
17

Which type of pollution includes CFCs and smog?

A
land
B
air
C
water
D
volcanic
18

Which of the following is a way that science has benefited society?

A
medical advances
B
new energy resources
C
technological advances
D
all of the above
19

Why are hurricanes considered more damaging than tornadoes when tornados have stronger winds?

A
Hurricanes only strike coastlines while tornados strike coasts and inland.
B
Hurricanes also cause flooding and occur over a broader area.
C
Tornadoes move more slowly than hurricanes.
D
Tornadoes only occur inland, away from coastlines.
20

Which of the following is a negative consequence of scientific advancements on society?

A
increased life expectancy
B
increased pollution
C
new energy resources
D
all of the above

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