Question
Why is air pumped into the clarified water? [2 MARKS]
Answer:
:
Explanation: 2 Marks
Air is pumped into the clarified water to help aerobicbacteria grow. Bacteria consume human waste, food waste, soaps and other unwanted matter still remaining in the clarified water. After some time, the suspended microbes settle at the bottom of the tank as activated sludge. The pure water is then removed from the top.
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:
Explanation: 2 Marks
Air is pumped into the clarified water to help aerobicbacteria grow. Bacteria consume human waste, food waste, soaps and other unwanted matter still remaining in the clarified water. After some time, the suspended microbes settle at the bottom of the tank as activated sludge. The pure water is then removed from the top.
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