In a water body, too much sewage leads to
CHEMISTRY
JAMB 2013
In a water body, too much sewage leads to
- A) a decrease in the temperature of the water which cause in death of aquatic animals
- B) an increase in the number of aquatic animals in the water
- C) an increase in the bacterial population which reduces the level of oxygen in the water
- D) a decrease in the bacterial population which increases the level of oxygen in the water
Correct Answer: C) an increase in the bacterial population which reduces the level of oxygen in the water
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