Which of the following statements concerning the biochemical oxygen demand (BOD) is correct?
A) It is a measurement of the amount of oxygen that aerobic bacteria require to fully metabolize organic wastes in water.
B) It is a measure of the amount of oxygen in water.
C) It is used as a bioreceptor index.
D) It is a filter system to purify drinking water.
E) It is proportional to how potable water is.

Question

Quizplus · Accepted Answer

BOD measures the amount of oxygen that aerobic bacteria need to break down organic material in water, indicating the level of organic pollution.

Which of the Following Statements Concerning the Biochemical Oxygen Demand