1.

High biological oxygen demand indicates:

Answer»

 intense level of microbial pollution



BOD INDICATES the amount of putrescible organic matter present in water. Therefore, a low BOD is an indicator of GOOD quality water, while a high BOD indicates polluted water. Dissolved OXYGEN (DO) is consumed by BACTERIA when large amounts of organic matter from sewage or other discharges are present in the water.



Discussion

No Comment Found