What is the function of skimmer in waste water treatment plant?

It helps in aerobic bacteria to grow to decompose organic matter

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It helps in removing floatable solids

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It helps in removing large objects

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It helps in dissolving impurities

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Solution

The correct option is B
It helps in removing floatable solids

The skimmer removes the floatable solids like oil and grease

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Similar questions

Some students of class 7 were taken for an educational trip to Waste water treatment plant .The teacher explained the process of water treatment. Identify the correct order of the process.

Step I:The liquid material is passed through sedimentation tank where solid waste like faecal matter, sand, grit settles down.

Step II:This solid matter is then removed with the help of a scrapper. This is the sludge.

Step III: Waste water is passed through bar screens to remove big objects like cans, sticks, rags etc.

Step IV: A skimmer removes the floatable solids like oil, grease etc.

Step V: Air is pumped into clarified water to help aerobic bacteria to grow. The bacteria then consume the unwanted matter still present in clarified water.

Step VI: The clear water so obtained is called clarified water.

Step VII:The suspended microbes settle at the bottom & the water is removed from the top.

Q. In the aeration tank of a wastewater treatment plant, aerobic bacteria help in getting rid of some contaminants. Name some of these contaminants. How do the bacteria help to remove these contaminants?

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I: It removes extra water

II: It cools down the plant

III: It helps in transport of food

IV: It helps in transport of water upwards

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(ii) It is contained in lymphatic vessels and lymphatic organs in mammals.
(iii) It is derived from tissue fluid.
(iv) It contains less antibodies than plasma.
(v) It flows in both directions.
(vi) It helps to conserve proteins and remove bacteria.

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(i) The service which helps in removing hindrance of knowledge
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What is the function of skimmer in waste water treatment plant?

The correct option is B It helps in removing floatable solids The skimmer removes the floatable solids like oil and grease

The correct option is B
It helps in removing floatable solids

The skimmer removes the floatable solids like oil and grease