Question

Rainwater harvesting is a method of ___________.

• A. water pollution
• B. water conservation
• C. water purification
• D. water use

Answer 1

The correct option is B water conservation

Rain water harvesting is a method of water conservation by collection of rainwater mostly from the roof into a tank. It can then be used for multiple purposes. If untreated it can be used for watering the plants, washing the livestock etc. If treated properly it can be used for domestic purposes and even for drinking. One important application of collected rain water is to recharge the ground water.