Global Change — Unit test Answers

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Which of the following is(are) non-technological ways of improving air quality?

A
using public transportation
B
building wind turbines
C
turning lights off when leaving a room
D
both a and c
2
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Landfill waste results in air pollution as _______.

A
garbage decomposes and releases methane
B
radon trapped in garbage is released
C
paint and hairspray cans break down
D
vandals set fire to flammable waste
3

Air pollution only occurs as a result of human activity.

A
T
B
F
4

Which two layers of the atmosphere are responsible for the majority of solar radiation absorption?

A
stratosphere and troposphere
B
stratosphere and thermosphere
C
troposphere and thermosphere
D
troposphere and mesosphere
5

Where is over 95% of incoming ultraviolet radiation absorbed?

A
the stratosphere
B
the mesosphere
C
the troposphere
D
the thermosphere
6

Ozone located in the troposphere is _______.

A
considered a pollutant
B
beneficial to living organisms
C
higher in concentration than ozone in the stratosphere
D
all of the above
7

Which of the following groups of people would be the least affected by air pollution?

A
people with asthma
B
infants
C
teenagers
D
the elderly
8

Which of the following would most likely utilize a particulate control device?

A
a vacuum cleaner
B
a factory smokestack
C
a laundry dryer
D
all of the above
9

Ozone forms near the ground when pollutants from cars are exposed to UV radiation and oxygen. This is an example of a _______.

A
primary pollutant
B
secondary pollutant
C
tertiary pollutant
D
none of the above
10

Acid rain is the direct result of acid released by burning fossil fuels.

A
T
B
F
11

Which of the following is not a health risk associated with a depleted ozone layer?

A
respiratory illness
B
skin cancer
C
cataracts
D
all of the above
12

Halogens are destructive to ozone because they are highly reactive with oxygen.

A
T
B
F
13

Explain two positive environmental impacts of composting.

Answer not available
14

The following is a chemical reaction for _______ with ozone.

Question illustration
A
chlorofluorocarbons
B
halons
C
UV radiation
D
none of the above
15

Explain how solid garbage in landfills can result in air pollution.

Answer not available

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