Describe the major components of air pollution.

Name the main components of air.

The major components of food are

Describe the components of an ecosystem.

The major component of biogas is :

A major component of gobar gas is

Name three gases which are the major source of pollution.

The major source of CO pollution is

Mention the major cause of air pollution in metro cities. Write any three ways by which it can be reduced.

What are the major causes of water pollution? Explain.

Name various sources of air pollution.