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State whether the following is true or false. High DO of water signifies water is clean.

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Question

State whether the following is true or false.

High DO of water signifies water is clean.

True or False
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Solution

This statement is true.

Explanation:

  • Clean water generally has a higher dissolved oxygen content than polluted water.
  • Organic pollution increases oxygen consumption by decomposers and lowers DO.
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Chapter 20: Environmental Issues - EXERCISES [Page 1154]

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Sarita Aggarwal Biology [English] Class 12 ISC
Chapter 20 Environmental Issues
EXERCISES | Q III. 3. | Page 1154
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