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Karnataka Board PUCPUC Science Class 11

What is the importance of measuring BOD of a water body? - Chemistry

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What is the importance of measuring BOD of a water body?

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Solution

The amount of BOD of water is the amount of organic material present in water in terms of how much oxygen will be required to break it down biologically. Clean water has a BOD value less than 5 ppm. While highly polluted water has a BOD value of 17 ppm or more. 

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Chapter 14: Environmental Chemistry - Multiple Choice Questions (Type - I) [Page 179]

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NCERT Exemplar Chemistry [English] Class 11
Chapter 14 Environmental Chemistry
Multiple Choice Questions (Type - I) | Q 26 | Page 179
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