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Question

Which modern method of rainwater harvesting is this?


  1. Overhead tank

  2. Surface runoff

  3. Rooftop collection

  4. Overhead tank


Solution

The correct option is B

Surface runoff


Surafce runoff rainwater harvesting is a practice where the rainwater running off the surface is collected in an underground tank. This water is then purified and used for different purposes.

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