Question

value: 3
______ helps use the rainwater which otherwise would result in runoff water and wasted away.

a. afforestation

b. sprinklers

c. rainwater harvesting

d. waste treatment

Explanation:

To solve this, we analyze each option:

• Option a: Afforestation is about planting trees, not directly using rainwater to prevent runoff.
• Option b: Sprinklers are for watering, not for utilizing rainwater to avoid runoff.
• Option c: Rainwater harvesting is the process of collecting and using rainwater, which prevents it from becoming runoff and being wasted.
• Option d: Waste treatment deals with waste, not rainwater runoff.

Answer:

c. Rainwater harvesting