2500Civil EngineeringMedium
The amount of oxygen consumed by the aerobic bacterias which cause the aerobic biological decomposition of sewage, is known________?
ADissolved Oxygen (D.O.)
BBio-Chemical Oxygen Demand (B.O.D.)
CNone of these
DChemical Oxygen Demand (C.O.D.)
Correct answer
A. Dissolved Oxygen (D.O.)
Explanation
The correct answer is Dissolved Oxygen (D.O.).