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Environmental Science Pollutants

Total questions: 47

Worksheet time: 30mins

Name
Class
Date
1.
Which of these problems can be caused by air pollution?
a)
Respiratory problems
b)
Reduced food sources for humans
c)
Increased disease for humans
d)
Decrease in global temperatures
2.
What causes acid rain?
a)
High concentrations of sulfuric or nitric acid from pollution
b)
Fertilizer use
c)
Pesticide use
d)
CFCs
3.
Acid rain can damage
a)
Drinking water sources
b)
Aquatic life
c)
Architecture/buildings
d)
All options are correct
4.
The ozone layer protects us from
a)
UV rays
b)
CFCs
c)
Increased atmospheric heat
d)
Decreased atmospheric heat
5.
The ozone layer is damaged by
a)
CFCs
b)
Increase in greenhouse gases
c)
Increased global temperatures
d)
Sulfuric and nitric acids
6.
Greenhouses gases
a)
Absorb and radiate heat
b)
Destroy the ozone layer
c)
Cause respiratory problems
d)
Create smog
7.
Which of the following are greenhouse gases?
a)
Carbon dioxide
b)
Methane
c)
Water vapor
d)
All answers are correct
8.
Greenhouse gases, in moderate amounts, keep the Earth's temperature stable
a)
True
b)
False
9.
Increase in which gas is primarily responsible for increased global warming?
a)
Carbon dioxide
b)
Water vapor
c)
Methane
d)
Nitric oxides
10.
A colorless, odorless gas
a)
Nitrogen oxides
b)
Ground-level ozone
c)
Carbon monoxide
d)
Sulfur dioxide
11.
A metallic element that can cause brain damage
a)
Lead
b)
Particulate matter
c)
Ground-level ozone
d)
Nitrogen oxides
12.
Dust, ash and pollen are examples of this air pollutant
a)
Lead
b)
Ground-level ozone
c)
Particulate matter
d)
Nitrogen oxides
13.
Can cause burning of the skin
a)
Lead
b)
Particle matter
c)
Sulfur dioxide
d)
Nitrogen oxides
14.
Which of the following is an example of a primary pollutant?
a)
Acid rain
b)
Sick building syndrome
c)
Carbon monoxide
d)
Asbestos
15.
Pollution hanging over urban areas that causes reduced visibility is called
a)
Air pollution
b)
Temperature inversion
c)
Light pollution
d)
Smog
16.
Sound that affects the quality and/or health of human life
a)
Light pollution
b)
Air pollution
c)
Noise pollution
d)
Acid shock
17.
What can humans do to reduce the effects of acid rain?
a)
Develop Alternate Energy Sources (Solar Power, Wind Energy)
b)
Use Less Energy
c)
Stop Burning Fossil Fuels
d)
All of the Answers are Correct
18.

Smog or ground ozone forms in the troposphere. Which pollutants are most responsible for smog or ground ozone?

a)

sulfur and particulate matter

b)

volatile organic compounds and nitrogen oxides

c)

carbon monoxide and carbon dioxide

d)

none of these answers are correct

19.
CFC's cause harm to our 
a)
Troposphere
b)
Inversion Layer
c)
Ozone Layer
d)
Carbon Dioxide
20.

Where is the Ozone Layer found in our atmosphere?

a)

Troposphere (lower portion)

b)

Stratosphere (upper portion)

21.
Burning fossil fuels cause ________ that cause pollution.
a)
temperature decrease
b)
headaches
c)
emissions
d)
natural pollution
22.
Select the natural form of air pollution.
a)
CFC's
b)
Burning Fossil Fuels
c)
Forest Fires
d)
Paints and Solvents
23.

Which is NOT a criteria pollutant?

a)

Sulfur dioxide

b)

Lead

c)

Carbon dioxide

d)

Particulate matter

e)

Tropospheric ozone

24.

A secondary pollutant

a)

forms in the stratosphere.

b)

is transformed by sunlight or water.

c)

cannot be directly tracked.

d)

does not directly harm humans.

e)

forms primarily from incomplete combustion.

25.

Which is a source of sulfur dioxide found in nature?

a)

Forest fires

b)

Lightning strikes

c)

Plant emissions

d)

Volcanoes

e)

Soil

26.

Which size of particulate matter causes the greatest health concerns?

a)

PM2.5

b)

PM10

c)

PM100

d)

PM30

e)

PM15

27.

Carbon monoxide

a)

increases lung cancer rates.

b)

leads to the formation of photochemical smog.

c)

is most problematic in rural areas

d)

does not directly cause deaths.

e)

is produced by incomplete combustion.

28.

High levels of photochemical smog are due to

I. nitrogen dioxide.

II. sulfur dioxide.

III. VOCs

a)

I only

b)

I and II only

c)

II and III only

d)

I and III only

e)

I, II, and III

29.

Recent increases in acid deposition in the western United States are due to

a)

increased emissions in the United States.

b)

decreased precipitation due to climate change.

c)

increased emissions in China.

d)

increased precipitation due to climate change.

e)

increased emissions in Europe.

30.

Thermal inversions

a)

increase the rate of smog formation.

b)

trap high concentrations of pollution at ground level.

c)

result in increased levels of acid deposition.

d)

are caused by high levels of precipitation.

e)

reduce the negative effects of VOCs.

31.

Acid deposition forms as a result of

a)

nitrogen oxides and photochemical smog.

b)

carbon monoxide and VOCs.

c)

sulfur dioxide and VOCs.

d)

nitrogen oxides and sulfur dioxide.

e)

carbon monoxide and photochemical smog.

32.

Which method is used to reduce nitrogen oxide emissions?

a)

Installation of catalytic converters

b)

Increased temperature of combustion

c)

The addition of oxygen to combustion processes

d)

The use of fluidized bed combustion

e)

The use of calcium carbonate to absorb emissions

33.

Which is NOT used to prevent the emission of particulate matter?

a)

Gravitational settling

b)

Fabric filters

c)

Electrostatic preciptators

d)

Catalytic convertors

e)

Scrubbers

34.

Which pollution control method was proposed by an amendment of the Clean Air Act?

a)

Allowing tolls to limit the use of automobiles

b)

A market for sulfur emissions

c)

The regulation of radon emissions

d)

The use of catalytic converters

e)

Chemicals developed to prevent the formation of ozone.

35.

How many ozone atoms can a single chlorine atom break down?

a)

5,000

b)

10,000

c)

50,000

d)

100,000

e)

500,000

36.

Which is NOT a result of the reduction in stratospheric ozone?

a)

Reduced photosynthetic activity

b)

Increased skin cancer

c)

Increased eye problems

d)

Increased birth defects

e)

Suppressed immune systems

37.

When is the Antarctic ozone hole largest?

a)

Early spring

b)

Late summer

c)

Mid-summer

d)

Late fall

e)

Early winter

38.

What percentage of worldwide deaths due to indoor pollution occurs in developing countries?

a)

30 percent

b)

50 percent

c)

60 percent

d)

70 percent

e)

90 percent

39.

The primary source of radon is

a)

electronics.

b)

indoor fires.

c)

household chemical fumes.

d)

rocks and soils.

e)

construction materials

40.

Sick building syndrome

a)

occurs most often in old buildings.

b)

is a primary cause of lung cancer.

c)

is a result of off-gassing.

d)

can be prevented by renovations.

e)

occurs most often in wet tropical areas.

41.

Asbestos

a)

is used for insulation.

b)

can be easily removed and treated.

c)

can be a problem in new construction.

d)

causes skin irritation, nausea, and fatigue.

e)

is commonly used in furniture.

42.

Anthropogenic ozone is formed and located in which layer?

a)

Troposphere

b)

Stratosphere

c)

Mesosphere

d)

Thermosphere

e)

Exosphere

43.

Greenhouse gases change the composition of this layer?

a)

Troposphere

b)

Stratosphere

c)

Mesosphere

d)

Thermosphere

e)

Exosphere

44.

Nitrogen accounts for what percentage of the atmosphere?

a)

less than 1%

b)

7%

c)

21%

d)

52%

e)

78%

45.

Which of the following would be the best description secondary pollutants?

a)

They only harm a small vulnerable percentage of a population.

b)

They become harmful after reacting in the atmosphere.

c)

They are produced in lesser quantities than primary pollutants.

d)

They are less environmentally damaging than other pollutants.

e)

They are classified by the EPA as the second most dangerous and abundant.

46.

Which of the following would be classified as a volatile organic compound air pollutants? (Mark all that apply)

a)

benzene

b)

methane

c)

formaldehyde

d)

chlorofluorocarbons

e)

terpene

47.

Which of the following is the most likely route for mercury to enter the food web?

a)

Municipal waste → landfill → groundwater→ plants and vegetation

b)

Coal-burning emissions → deposition→ ocean → plankton → fishes

c)

Organic fertilizers →soil →groundwater→ lake → trout

d)

Medical waste incinerators → stratosphere→ grass → cows

e)

Mining waste → acid deposition → surface runoff → plants and vegetation

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