BOD of waste water is estimated by measuring the amount of

Question

BOD of waste water is estimated by measuring the amount of (A) Total organic matter (B) Biodegradable organic matter (C) Oxygen evolution (D) Oxygen consumption

Tardigrade Admin · Accepted Answer

Degree of impurity of water due to organic matter is measured in terms of BOD. It is the oxygen in milligrams required for five days in one litre of water at 20°C for the microorganisms to metabolise organic waste.

Q. BOD of waste water is estimated by measuring the amount of

Total organic matter

Biodegradable organic matter

Oxygen evolution

Oxygen consumption

Degree of impurity of water due to organic matter is measured in terms of BOD. It is the oxygen in milligrams required for five days in one litre of water at 20°C for the microorganisms to metabolise organic waste.