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Test: Oxidation and Stabilization Ponds - Civil Engineering (CE) MCQ


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10 Questions MCQ Test - Test: Oxidation and Stabilization Ponds

Test: Oxidation and Stabilization Ponds for Civil Engineering (CE) 2024 is part of Civil Engineering (CE) preparation. The Test: Oxidation and Stabilization Ponds questions and answers have been prepared according to the Civil Engineering (CE) exam syllabus.The Test: Oxidation and Stabilization Ponds MCQs are made for Civil Engineering (CE) 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Oxidation and Stabilization Ponds below.
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Test: Oxidation and Stabilization Ponds - Question 1

Which of the following is an anaerobic process for treating sewage?

Detailed Solution for Test: Oxidation and Stabilization Ponds - Question 1

Oxidation pond, Oxidation ditch and Rotating Biological Contactors are an aerobic process of treating sewage whereas Imhoff tank is an anaerobic process of treating sewage.

Test: Oxidation and Stabilization Ponds - Question 2

For mechanically aerated lagoons, less detention time and areas are required because

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Test: Oxidation and Stabilization Ponds - Question 3

The minimum design depth of oxidation pond is ___________

Detailed Solution for Test: Oxidation and Stabilization Ponds - Question 3

The minimum design depth of oxidation pond is 1m while its maximum design depth is 1.5m.

Test: Oxidation and Stabilization Ponds - Question 4

The detention period of oxidation pond is _____

Detailed Solution for Test: Oxidation and Stabilization Ponds - Question 4

Oxidation ponds have a long detention period between 10 to 20 days.

Test: Oxidation and Stabilization Ponds - Question 5

In an oxidation pond, the sewage is treated by

Test: Oxidation and Stabilization Ponds - Question 6

The maximum BOD removal efficiency of an oxidation pond is _____

Detailed Solution for Test: Oxidation and Stabilization Ponds - Question 6

The BOD removal efficiency of an oxidation pond lies between 80% and 90%, so the maximum BOD removal efficiency is 90%.

Test: Oxidation and Stabilization Ponds - Question 7

What is the minimum depth of water to be kept in the oxidation pond?

Detailed Solution for Test: Oxidation and Stabilization Ponds - Question 7

The minimum depth of water to be kept in the oxidation pond is 0.3m and the depth of sludge deposited in the pond is 0.02m per year.

Test: Oxidation and Stabilization Ponds - Question 8

From amongst the following sewage treatment option, largest land requirements for a given discharge will be needed for

Test: Oxidation and Stabilization Ponds - Question 9

Which chemical is added to the oxidation pond to avoid bad odor?

Detailed Solution for Test: Oxidation and Stabilization Ponds - Question 9

Sodium nitrate is added to the oxidation pond to avoid bad odor. It acts as an oxidizing agent and also as the food of the plant.

Test: Oxidation and Stabilization Ponds - Question 10

The detention period for oxidation ponds is usually kept as

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