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General Science Review 7.4
Test Description: Air Quality
Instructions: Answer all questions to get your test result.
1) What are harmful substances that are in the air, water, or soil called?
A
poisons
B
pollutants
C
pollutionists
D
p gases
2) What are the sources of pollution?
A
natural sources and unnatural sources
B
human activities and unnatural sources
C
human activities and inhumane activities
D
natural sources and human activities
3) Most air pollution from human activities comes from______________
A
cars and other motor vehicles
B
burning fossil fuels
C
factories
D
making hydrocarbons
4) hydrocarbons are:
A
compounds containing hydrogen and carbon
B
compounds containing hyrochloric acid and carbon
C
compounds containing hydrated water vapor and argon
D
compounds containing hydroxide and argon
5) Do all fuels burn completely?
A
Yes, that is why oil and gas are used as fuels
B
Yes, after they are burned there a are no more hydrocarbons
C
No, some fuels are partially burned to minimize the amount of pollution in the atmosphere
D
No, some hydrocarbons do not burn completely and escape into the atmosphere
6) Burning fossil fuels causes all of the following except
A
York smog
B
Acid rain
C
Photochemical smog
D
London-type smog
7) What is similar between London-type smog and acid rain
A
they both form in a clean environment
B
they are both brown
C
they both form in sunny cities
D
they both form when coal is burned and particles are released into the atmosphere
8) When does photochemical smog form?
A
when the ozone layer has holes
B
when light reacts with hydrocarbons and nitrogen oxides
C
when coal containing sulfur is burned
D
when enough trees are destroyed
9) Which is not a step in the formation of acid rain?
A
sulfur oxides combine with nitrogen to form nitric acid
B
sulfur oxides combine with water to form sulfuric acid
C
coal is burned
D
sulfur oxides are created
10) What government agency monitors air quality?
A
EPA
B
LOL
C
BRB
D
FDA
*select an answer for all questions
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