Biochemical Oxygen Demand, (BOD) is a measure of organic material present in water. BOD…
Chemistry · NEET · NTA Exams — Environmental Chemistry
Biochemical Oxygen Demand, (BOD) is a measure of organic material present in water. BOD value less than 5 ppm indicates a water sample to be __________.
- rich in dissolved oxygen
- poor in dissolved oxygen
- highly polluted
- not suitable for aquatic life
Answer
(A) rich in dissolved oxygen
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