Multiple Choice
Which of the following statements concerning the biochemical oxygen demand (BOD) is correct?
A) It is a measure of the amount of oxygen in water.
B) It is a measurement of the amount of oxygen that aerobic bacteria require to fully metabolize organic wastes 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.
Correct Answer:

Verified
Correct Answer:
Verified
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