Question

Write a note on BOD (Biological oxygen demand).

Answer 1

Biochemical Oxygen Demand is an important water quality parameter because it provides an index to assess the effect discharged wastewater will have on the receiving environment. The higher the BOD value, the greater the amount of organic matter or “food” available for oxygen consuming bacteria.

Answer 2

HEY BUDDY HERE IS UR ANSWER !!

BIOLOGICAL OXYGEN DEMAND

》 Biological Oxygen Demand (BOD) is one of the most common measures of pollutant organic material in water.

》BOD indicates the amount of putrescible organic matter present in water.

》Therefore, a low BOD is an indicator of good quality water, while a high BODindicates polluted water.


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