The river water is said to be polluted with acidic wastes if the pH of river water is:(a) zero (b) above 7 (c) below 7 (d) exactly 7

Academic Biology NCERT Class 10

Correct Answer: (c) below 7

Explanation:

The river water is said to be polluted with acidic wastes if the pH of river water is below 7 because pH range of 1 to 6.9 indicates acidic nature while pH range of 7.1 to 14 indicates basic nature.

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Updated on: 20-Mar-2023

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