Assertion: If BOD level of water in a reservoir is less than 5ppm, it is highly polluted.Reason: High biological oxygen demand means low activity of bacteria in water

Assertion: If BOD level of water in a reservoir is less than 5ppm, it

1.	Assertion: If BOD level of water in a reservoir is less than 5ppm, it is highly polluted.Reason: High biological oxygen demand means low activity of bacteria in water
Answer» ANSWER :C