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Questions and Answers
What is the most effective way to prevent soil erosion and pollution?
What is the most effective way to prevent soil erosion and pollution?
- Planting trees (correct)
- Recycling paper and plastics
- Covering the soil with wet newspapers
- Reducing chemical fertilizer and pesticide use
What is the impact of de-forestation on soil?
What is the impact of de-forestation on soil?
- It increases soil fertility
- It causes erosion (correct)
- It reduces weed growth
- It makes soil less toxic
What is the purpose of using designated pits for dumping soil wastes?
What is the purpose of using designated pits for dumping soil wastes?
- To treat soil wastes chemically and biologically (correct)
- To increase soil fertility
- To prevent soil erosion
- To reduce weed growth
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