Environmental Science Test 12B
 
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Environmental Science Test 12B

Multiple Choice
Identify the choice that best completes the statement or answers the question.
 
 
Section 1 – What causes air pollution?
 

 1. 

Which is a secondary air pollutant?
a.
ozone
b.
carbon monoxide
c.
particulate matter
d.
nitrogen oxides
 

 2. 

Volatile organic compounds
a.
are tiny particles of liquid or solid matter.
b.
are produced by chemical interactions between sulfur and oxygen.
c.
are an odorless, colorless poisonous gas.
d.
are organic chemicals that form toxic fumes.
 

 3. 

Which device helps clean car exhaust?
a.
electrostatic precipitator
b.
scrubber
c.
catalytic converter
d.
ZEV
 

 4. 

Which pair below are the two main sources of air pollution in urban areas?
a.
vehicles, volcanoes
b.
vehicles, industries
c.
industries, agriculture
d.
none of the above
 
 
Section 2 - Air, Noise, and Light Pollution
 

 5. 

Which is a natural indoor air pollutant?
a.
carbon monoxide
b.
formaldehyde
c.
nitrogen oxides
d.
radon
 

 6. 

Which is not part of correcting sick-building syndrome?
a.
removing sources of indoor air pollution
b.
sealing cracks where air leaks into the building
c.
improving ventilation
d.
cleaning air ducts
 

 7. 

Which is true of air pollution and human health?
a.
Years of research link air pollution to lung diseases.
b.
Air pollution is commonly listed as a cause of death.
c.
None of the health effects of air pollution are reversible.
d.
Healthy adults are most affected by air pollution.
 

 8. 

Which air pollutant scars the lungs?
a.
asbestos
b.
radon
c.
fungi
d.
ozone
 
 
Section 3 - Acid Precipitation
 

 9. 

Which has not been linked to acid precipitation?
a.
toxic metal poisoning
b.
lower blood pH
c.
respiratory problems
d.
damaged monuments
 

 10. 

Which is a cause of acid precipitation?
a.
sulfur and nitrogen oxides
b.
carbonic acid
c.
high pH in rainfall
d.
acid shock
 

 11. 

Which is not an effect of acid precipitation on aquatic ecosystems?
a.
death of animals and plants
b.
lower reproduction rates
c.
suffocation of fish
d.
increased growth of algae
 

 12. 

Precipitation is considered acid if its pH is
a.
above 7.0.
b.
above 5.0.
c.
below 5.0.
d.
below 5.6.
 

Matching
 
 
Section 1 – What Causes Air Pollution?

Choose the letter of the term or phrase that best matches the description.
a.
primary pollutant
d.
temperature inversion
b.
ZEVs
e.
Clean Air Act
c.
smog
f.
sea-coal
 

 13. 

have no emissions from tailpipes or gasoline
 

 14. 

results from chemical reactions involving sunlight, air, exhaust, and ozone
 

 15. 

scrubbers and electrostatic precipitators help industries meet the requirements of this
 

 16. 

put directly into the air by human activity
 

 17. 

a source of air pollution before modern times
 

 18. 

atmospheric condition that traps pollution near the ground
 
 
Section 2 - Air, Noise, and Light Pollution

Choose the letter of the term or phrase that best matches the description.
a.
indoor air pollution
d.
noise pollution
b.
sick-building syndrome
e.
long-term effects of air pollution
c.
light pollution
f.
short-term effects of air pollution
 

 19. 

causes stress, high blood pressure, hearing loss
 

 20. 

solutions include shielding, time controls, and low-pressure sodium sources
 

 21. 

emphysema, lung cancer, heart disease
 

 22. 

can occur in tightly sealed buildings
 

 23. 

sources include plastics, carpets, cleaning fluids, radon, and asbestos
 

 24. 

headache, eye irritation, coughing, bronchitis
 
 
Section 3 - Acid Precipitation

Choose the letter of the term or phrase that best matches the description.
a.
acid precipitation
d.
pH
b.
acid shock
e.
Canada-U.S. Air Quality Agreement
c.
acidification
f.
released by soil that is too acidic
 

 25. 

measure of how acidic or basic a substance is
 

 26. 

an effect of acid precipitation on soil and water
 

 27. 

addresses acid precipitation falling downwind of source
 

 28. 

caused by gases from fossil fuels
 

 29. 

aluminum
 

 30. 

occurs most often in the spring
 



 
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