Question

What is called for the collection of rainwater for use?

(a) Rain collection

(b) Rainwater harvesting

(c) Rain digging

(d) Rain water pumping

This question was addressed to me in a national level competition.

My question is based upon Water Conservation, Rainwater Harvesting, Watershed Management topic in division Social Issues and the Environment of Energy Management

Answer 1

The correct answer is (b) Rainwater harvesting

For explanation I would say: Rainwater harvesting is a technique of collection and storage of rainwater into natural reservoirs or tanks. Rainwater can be collected from rivers, roofs and in many places. The stored water can be used in needy situation.