1.

Question : The amountof biodegradableorganicmatter in sewagewater can be estiminatedby measuringBOD a) Expand BOD writethe impactof thedischarge of sewageinto a river

Answer»

Solution :a)BOD - BiochemicaloxygenDemand
B) pollutedwater CONTAINS MICROORGANISM theyconsumelot ofoxygenfrom water for thebiodegradation of organicmaterial thatcausessharpdeclinein DISSOLVED oxygen.


Discussion

No Comment Found