Question

Biochemical oxygeb demand (BOD) in a river water

Answer 1

Answer:

The full form of BOD is Biological Oxygen Demand.

Answer 2

Answer:

Biochemical oxygen demand or BOD is the amount of oxygen required to decompose organic matter in one litre of polluted water. ... Hence, BOD in a river water will increase if sewage gets mixed up with the river water because more organic matter will be added in the river.