Question

Water in drainage a) Land pollution

2. Asthma b) Noise pollution

3. Chemical fertilizers, pesticides c) Air pollution

4. Sound of 80 decibels d) Water pollution

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Answer 1

1-d

2-c

3-a

4- b

I hope it will help you in understanding the question

Answer 2

Match the following :

1. Water in drainage ➡ Water pollution.

2. Asthma ➡ Air pollution.

3. Chemical fertilizers,pesticides ➡ Land pollution

4. Sound of 80 decibels ➡ Sound pollution