Subject: General Science
Book: NCERT Science Class 8
Pollution is the contamination of natural resources.
- **Air Pollution**:
- Causes: Factories, vehicles.
- Effects: Global warming, acid rain.
- **Water Pollution**:
- Causes: Industrial waste, sewage.
- Effects: Marine life destruction.
**Possible Exam Questions:**
1. What are the causes of air pollution?
2. Explain the effects of water pollution.
3. How does acid rain form?
4. Discuss measures to reduce pollution.
5. How does pollution affect human health?
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