One of the major objectives of the National Water Mission is to increase the water use efficiency by 20%. Which among the following is the correct definition of the water use efficiency?

Question:One of the major objectives of the National Water Mission is to increase the water use efficiency by 20%. Which among the following is the correct definition of the water use efficiency?

1.Increase the ground water level by proper management of rainwater

2.To make the irrigation facilities to maximum crop areas

3.To save water from evaporation and runoff or subsurface drainage

4.To make bodies of water clean and usable for drinking purpose


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