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Worksheets

Air Pollution & Global Warming

Total questions: 20

Worksheet time: 8mins

Name
Class
Date
1.
What causes acid rain?
a)
High concentrations of sulfuric or nitric acid from pollution
b)
Fertilizer use
c)
Pesticide use
d)
CFCs
2.
Global warming is due to 
a)
Greenhouse gases
b)
Nitric and sulfuric acids
c)
CFCs
d)
Ozone depletion
3.
Greenhouses gases
a)
Absorb and radiate heat
b)
Destroy the ozone layer
c)
Cause respiratory problems
d)
Create smog
4.

What does incomplete combustion produce that complete combustion doesn't?

a)

Carbon monoxide

b)

Water

c)

Carbon Dioxide

d)

Methane

5.

A sign of incomplete combustion is...

a)

Water vapor

b)

Soot or smoke

c)

Carbon dioxide

d)

Oxygen

6.

Which of these can be released by burning fuels with impurities, particularly coal? It can irritate or damage your airways.

a)

NOx

b)

SO2

c)

CO

d)

Particulate matter

7.

Which of these causes the release of carbon monoxide?

a)

Burning fossil fuels containing impurities

b)

Burning fossil fuels with sufficient oxygen

c)

Burning fossil fuels with insufficient oxygen

d)

Burning petrol only

8.

Which statements about pollutants are correct?


1 Carbon monoxide is responsible for the production of ‘acid rain’.

2 Oxides of nitrogen are present in car exhausts.

3 Sulfur dioxide can be produced by the combustion of fossil fuels.

a)

1, 2 and 3

b)

1 and 2 only

c)

1 and 3 only

d)

2 and 3 only

9.

Which catalyst is used in the catalytic converter?

a)

iron

b)

gold

c)

platinum

d)

technetium

10.

In the catalytic converter, which gas is removed by oxidation?

a)

carbon monoxide

b)

carbon dioxide

c)

nitrogen dioxide

d)

nitrogen

11.
Name a gas which exits a catalytic converter.
a)
Hexane
b)
Octane
c)
Helium
d)
Oxygen
12.

Which of the following substance is used to neutralise acidic soil?

a)

Soap solution

b)

Potassium hydroxide

c)

Sodium hydroxide

d)

Calcium carbonate

13.

Which of these causes acid rain?

a)

Burning fossil fuels containing impurities

b)

Burning fossil fuels with sufficient oxygen

c)

Burning fossil fuels with insufficient oxygen

d)

Burning petrol only

14.

What is the greenhouse effect?

a)

A natural process where gases trap heat in the atmosphere.

b)

A man-made process where gases trap heat in the atmosphere.

c)

A natural process where the ocean traps heat in the atmosphere.

d)

A man-made process where the ocean traps heat in the atmosphere.

15.

Which of these is NOT a greenhouse gas?

a)

Carbon Dioxide

b)

Nitrous Oxide

c)

Oxygen Gas

d)

Methane

16.

Which greenhouse gas contributes the most to the greenhouse effect?

a)

Carbon Dioxide

b)

Methane

c)

Water Vapor

d)

Nitrous Oxide

17.

What is the MOST significant way that humans contribute to the greenhouse effect?

a)

We do not contribute to the greenhouse effect.

b)

We burn fossil fuels.

c)

We practice animal agriculture.

d)

We make too much waste.

18.

By adding more greenhouse gases to the atmosphere, humans are...

a)

decreasing the average temperature of Earth.

b)

not affecting the average temperature of Earth.

c)

increasing the average temperature of Earth.

19.

Which of these is a consequence of global warming to our oceans? (choose all that apply)

a)

Ocean water has become contaminated

b)

Sea level is rising due to land ice melting.

c)

Coral bleaching which results in them dying.

d)

Animals are getting strangled by plastic 6 pack rings.

20.
Which of the following is NOT an effect of Global Warming?
a)
Polar ice caps will melt.
b)
Coastal regions will be covered with rising sea levels.
c)
Some areas will experience serious droughts
d)
The Earth's rotation will slow down and eventually stop