High concentration of anaerobic bacteria (biologic water pollutants) are often caused by a decrease in the
A. temperature of ground water
B. growth of aerobic bacteria in the water
C. amount of organic wastes in the water
D. amount of oxygen dissolved in the water
Answer:C
High concentration of anaerobic bacteria (biologic water pollutants) are often caused by a decrease in the
A. temperature of ground water B. growth of aerobic bacteria in the water C. amount of organic wastes in the water D. amount of oxygen dissolved in the water