Composition of Air Class 3 Worksheet

Composition of Air Class 3 Worksheet

 

Composition of Air Class 3 Worksheet / Question and Answer for the students of State / CBSE / ICSE school boards by online shiksha

 

Q – What are the main gases present in the air?

Oxygen carbon dioxide and nitrogen are the main gases present in the air.

 

Q – What is pollution?

The presence of some harmful substance present in the air is called air pollution.

 

Q – What are pollutants?

Substances which make the air dirty are called pollutants.

 

Q – How can we keep the air clean?

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