Which of the following filter is used in the anaerobic treatment of sewage? Options: A . &nbspIntermittent sand B . &nbspTrickling filter C . &nbspContact filter D . &nbspBiological filter

Which of the following filter is used in the anaerobic treatment of sewage?

Question

Which of the following filter is used in the anaerobic treatment of sewage?

Options:

A . Intermittent sand

B . Trickling filter

C . Contact filter

D . Biological filter

Answer: Option D
Answer: (d).Biological filter

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Question 1. The maximum size of filter media of a percolating filter is ___________....

Question 2. The minimum hydraulic loading of percolating filter is ___________....

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