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Practice Quiz
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1

As of 2003, the US had ratified the Kyoto Protocol calling for a reduction in greenhouse gas emissions.
A)True
B)False
2

Particulate matter is one of the US EPA's criteria air pollutants in addition to six chemicals.
A)True
B)False
3

The majority of sulfur dioxide released to the atmosphere in the US is from
A)Manufacturing industries
B)Coal-burning power plants
C)Wastewater treatment plants
D)None of the above
4

The primary source of nitrogen oxides released to the atmosphere is
A)Automobiles
B)Coal-burning power plants
C)Manufacturing industries
D)Chemical companies
5

Ground-level ozone is harmful to humans because it can cause
A)Kidney damage
B)Liver damage
C)Lung damage
D)None of the above
6

One effect of acid rain on forest environments is to reduce the amounts of calcium and magnesium in the soil, which are required for plant growth.
A)True
B)False
7

The ozone layer in the outer atmosphere is environmentally important because it
A)Shields the Earth from UV light radiation
B)Reduces the Earth's temperature in hot regions
C)Reduces the concentration of toxic chemicals in the atmosphere
D)None of the above
8

Environmental tobacco smoke, also referred to as secondhand smoke, contains multiple carcinogens.
A)True
B)False
9

Some pollutants are called greenhouse gases because they
A)Are beneficial for plant growth
B)Let sunlight enter the atmosphere but slow the loss of heat from the Earth's surface
C)Make up the majority of gases in the atmosphere
D)None of the above
10

The most abundant greenhouse gas in the atmosphere is
A)Nitrous oxide
B)Methane
C)Chlorofluorocarbons
D)Carbon dioxide
11

The largest quantities of carbon dioxide are put into the atmosphere from
A)Burning of fossil fuels
B)Tree growth
C)Manufacturing facilities
D)All of the above
12

Climate change could drastically alter the geographic distribution of types of vegetation and crop yields.
A)True
B)False
13

Requiring increased automobile efficiency with reduced emissions would
A)Improve human health
B)Reduce ground level ozone
C)Improve air quality
D)All of the above
14

The most important indoor air pollution source in the US in terms of human health is gas such as formaldehyde released from common building materials.
A)True
B)False





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