How is the amount of biodegradable organic matter in sewage water estimated? HomeWater Pollution MCQsHow is the amount of biodegradable organic matter in sewage water estimated?water pollution mcqsQ. How is the amount of biodegradable organic matter in sewage water estimated?Chemical Oxygen DemandPhysical Oxygen DemandBiological Oxygen DemandMathematical Oxygen DemandAnswer: Biological Oxygen Demand
The central pollution control board and the department of ocean and environment has established __________ stations over the entire coastal line of the country
