AnswersFHS 2016 TX-Earth and Space ScienceGeologic Maps

Geologic Maps — Unit test Answers

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1
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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
2
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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
3

Which of the following statements about the effects of agricultural techniques on the environment is true?

A
Fertilizer used for agriculture can enter bodies of water, causing eventual oxygen depletion.
B
Pesticides and herbicides are potentially harmful to bodies of water only before they degrade.
C
Agricultural practices have limited impact on the surrounding environment.
D
Tillage is an important agricultural practice that has no known environmental impact.
4

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.
5

Which of the following is not a career in environmental science?

A
Atmospheric scientist
B
Environmental engineer
C
Psychoanalyst
D
Toxicologist
6

Which of the following is a health risk associated with ground-level ozone?

A
cataracts
B
skin cancer
C
respiratory illness
D
all of the above
7

Ozone is both helpful and harmful to life on Earth.

A
T
B
F
8

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.
9

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.
10

What does an ecopsychologist study?

A
the mental health of environmental scientists
B
the relationship between animals’ interactions and their mental health
C
the relationship between animals’ behavior and the environment
D
the relationship between a person’s mental health and the environment
11

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
12

Which of the following is not a possible cause for air pollution?

A
volcanoes
B
industry
C
combustion
D
none of the above
13

Acid rain occurs when sulfur dioxide in the atmosphere is oxidized in the presence of nitrogen dioxide. Acid rain is an example of _______.

A
a primary pollutant
B
a secondary pollutant
C
a tertiary pollutant
D
none of the above
14

Large-scale environmental catastrophes _______.

A
result from human activities
B
have a negative impact on ecosystems
C
affect a variety of environmental factors
D
all of the above
15

Which type of environmental scientist is likely to study how different species of birds interact?

A
Hydrologist
B
Toxicologist
C
Oceanographer
D
Ecologist
16

Air pollution affects everyone equally.

A
T
B
F
17

The _______ is responsible for absorbing the most UV radiation.

A
troposphere
B
stratosphere
C
mesosphere
D
thermosphere
18

The ozone layer helps to sustain terrestrial life by __________.

A
absorbing incoming UV radiation
B
keeping levels of ozone in the troposphere low
C
maintaining the Earth's temperature structure
D
all of the above
19

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
20

Halons and CFC’s both _______.

A
inhibit ozone formation
B
cause ozone formation in the troposphere
C
destroy ozone in the stratosphere
D
cause excess ozone formation in the stratosphere

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