MEDIUM
4th CBSE
IMPORTANT
Earn 100

Match the following:
1. Afforestation a. Soil erosion
2. Deforestation b. Non-biodegradable waste
3. Air pollution c. Van Mahotsav
4. Soil Pollution d. Acid Rain

Important Questions on The Clean World

EASY
4th CBSE
IMPORTANT
Choose the odd one out.
MEDIUM
4th CBSE
IMPORTANT
Choose the odd one out:
MEDIUM
4th CBSE
IMPORTANT
Choose the odd one out:
MEDIUM
4th CBSE
IMPORTANT
Choose the odd one out:
EASY
4th CBSE
IMPORTANT
We should prefer jute bags over plastic bags for our use. 
EASY
4th CBSE
IMPORTANT
Drinking dirty water can cause diseases like cholera, typhoid and jaundice.
EASY
4th CBSE
IMPORTANT
Forests give off carbon dioxide and take in oxygen.
EASY
4th CBSE
IMPORTANT
5th June is celebrated as World Environment Day.