Why is air pumped into the clarified water? [2 MARKS]

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Explanation: 2 Marks

Air is pumped into the clarified water to help aerobic bacteria 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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Q. What are the steps involved in getting clarified water from wastewater? [2 MARKS]

Clarified water is then passed into aeration tanks, where it is agitated or sprayed. Air may also be bubbled through to increase oxygen levels in the water. Why is this step carried out in wastewater treatment plants?

In the waste water treatment plant (WWTP) air is pumped into water to:

Q. In the waste treatment plant (WWTP) air is pumped into water to:

In the wastewater treatment plant (WWTP), air is pumped into the water to:

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