Question : If in any water body, there is a high BOD value then it is generally _____.
Option 1: very clean
Option 2: very polluted
Option 3: highly productive
Option 4: highly unproductive
Correct Answer: very polluted
Solution : The correct option is very polluted.
Biochemical Oxygen Demand (BOD) is an important water quality measurement that reflects the extent of organic pollution in bodies of water by measuring the quantity of oxygen used by microbes in reducing organic materials, hence assisting in the assessment of the possible environmental impact.
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