Geography

Assertion (A): Runoff from only paved surfaces is used for storing rainwater.

Reason (R): It is relatively free of bacteriological contamination.

  1. Both A and R are true and R is the correct explanation of A.
  2. Both A and R are true but R does not explain A.
  3. A is true but R is false.
  4. A is false but R is true.

Water Resources

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Answer

Both A and R are true and R is the correct explanation of A.

Explanation — Paved surfaces are relatively free of bacteriological contamination due to lack of direct contact with soil and organic matter, limited microbial activity, and less exposure to pollutants.

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