MCQ Questions

Question No. 1

Fill in the blanks:

Answer :

(a) ______________ can be termed as the contamination of air, water in soil.

(b) ________________ is the biggest polluter of the environment today.

(c) ____________ wastes should properly treated before being dumped in water bodies.

(c) There are ___ main types of pollution.

(a) .......................... is the biggest polluter of the environment today.

(b) ........................ pollution causes serious health problems like breathing problem, irritation in the eyes, headaches, etc.

(c) Grow more ........................... as they purify the air.

(d) Maintain a proper ........................... disposal system.

(e) In ..........................,solid wastes are burnt.

Question No. 2

True or False:

Answer :

(a) We should minimise the use of polythene bags.

(b) We should discourage Excessive use of chemical fertilizers, herbicides and pesticides.

(c) Blowing of horns causes air pollution.

(d) Noise pollution only harms the humans and not the animals.

Question No. 3

One word answer:

Answer :

(a) Water that flows out as waste from a factory.

(b) A layer of oil floating on the water surface that pollutes water and harms aquatic life

(c) A type of waste produced by industrial activity.

(d) An area where waste is buried.

Question No. 4

Write short answers:

Answer :

(a) What is pollution?

(b) What are four kinds of pollution?

(c) What are pollutants?

(d) What is a landfill?

Question No. 5

Answer the following questions:

Answer :

(a) What arc the causes of air pollution? How can it be controlled?

(b) What are the causes of noise pollution? How can it be controlled?

(c) Describe the methods used for disposal of waste materials.

Question No. 6

___________ can be termed as the contamination of air, water and soil.

Answer :

Pollution

Contamination

none of these

Question No. 7

_________ pollution is the contamination of air with useful gases.

Answer :

Air

Water

Soil

Question No. 8

There are main _________ types of pollution.

Answer :

two

three

four

Question No. 9

When harmful substances or pollutants contaminate water bodies, they cause ________ pollution.

Answer :

air

water

soil

Chapter

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