MCQ
Which of the following is not a cause of pollution?
- ✓Afforestation.
- BWars among nations.
- CIndustrialization.
- DGrowth of algae in water.
✓
Answer
Correct option: A.
Afforestation.
Wars among nations and industrialization release lots of harmful gases into the air which cause air pollution. Growth of algae in water causes the dissolved oxygen levels in water to deplete, resulting in death of aquatic animals due to water pollution. Afforestation does not cause pollution directly.
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