CBSE Class 8 Science Worksheet - Pollution of Air and Water

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Pollution of Air and Water

1. Name two pollutants.

2. Name two diseases caused by drinking polluted water.

3. Name the poisonous gas which was leaked from the factory in Bhopal.

4. Name three methods of making water safe for drinking.

5. Name some gases other then carbon dioxide which contribute to green house effect.

6. What is smog?

7. Define the following

a) Pollution

b) Global warming

c) Potable water

8. State three characteristics of drinking water.

9. What are the two main reasons for increase in earth temperature?


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