Ques. High value of BOD (Biochemical Oxygen Demand) indicates that
A. water is less polluted
B. consumption of organic matter in the water is higher by the microbes
C. water is pure
D. water is highly polluted.
Answer:B
Ques. High value of BOD (Biochemical Oxygen Demand) indicates that
A. water is less polluted B. consumption of organic matter in the water is higher by the microbes C. water is pure D. water is highly polluted.