Test 21:
Read the following paragraph and choose the best answer for the questions below :
AIR POLLUTION
What is air pollution ? It is dirty in the air . This is a big problem in some
parts of the world .
What causes air pollution ? People cause it by burning fuel in buses, cars,
factories, homes, schools, and trains . The smoke from burning fuel has poison
gases and dust . These enter the air and make it dirty .
Why is air pollution bad ? The dirty air hurts people . It helps to cause more
colds, coughs, and diseases of the heart and lungs . It also hurts plants and animals
and makes clothing and buildings dirty .
1 .
Dirt in the air is called ……………………………………………………
A .
disease
B .
pollution
C .
gases
2 .
Burning fuel comes from …………………………………………………
A .
dust
B .
coughs
C .
cars
3 .
Smoke carries ……………………………………………………………..
A .
poison colds
B .
poison gases
C .
poison plants
4 .
Dirty air is bad for the …………………………………………………….
A .
hands and feet
B .
arms and legs
C .
heart
and
lungs
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