Question

Rooftop rainwater harvesting is an efficient method of *

a) Filtration

b) Conservation

c) Purification

d) Regeneration

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Answer 1

Explanation:

This is the best and most effective method of harvesting rainwater for apartments as it is less expensive and if implemented efficiently, helps in augmenting the groundwater level of the area. This is a system of catching rainwater

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Answer 2

Conservation is the answer . Because to conserve water we use the process Rooftop rainwater harvesting