Sewage Filtration MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Sewage Filtration, a fundamental topic in the field of Environmental Engineering. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Sewage Filtration MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Sewage Filtration mcq questions that explore various aspects of Sewage Filtration problems. Each MCQ is crafted to challenge your understanding of Sewage Filtration principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Environmental Engineering tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Sewage Filtration MCQs are your pathway to success in mastering this essential Environmental Engineering topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Sewage Filtration. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

So, are you ready to put your Sewage Filtration knowledge to the test? Let's get started with our carefully curated MCQs!

Sewage Filtration MCQs | Page 6 of 9

Q51.
In which sludge treatment process, the sludge is treated with chemicals?
Discuss
Answer: (c).Conditioning
Q52.
How many stages are there in the sludge digestion process?

a.

2

b.

3

c.

4

d.

5

Discuss
Answer: (b).3
Q53.
The form of sludge which is free from pathogenic bacteria is ___________
Discuss
Answer: (b).Digested sludge
Q54.
The BOD of supernatant liquor in a sludge digestion process is ____ ppm.
Discuss
Answer: (a).3000
Discuss
Answer: (c).Acid fermentation < Acid regression < Alkaline fermentation
Q56.
Which gas evolves the most in the sludge digestion process?
Discuss
Answer: (d).CH₄
Q57.
Which of the following is incorrect about aerobic digestion in the sludge digestion process?
Discuss
Answer: (c).It has high residual energy
Q58.
The color of digestive sludge is ___________
Discuss
Answer: (b).Black
Q59.
Which of the following is correct regarding anaerobic digestion in the sludge digestion process?
Discuss
Answer: (b).It is a low energy process
Q60.
The maximum temperature at which thermophilic microorganisms remain active in sludge digester is ___________
Discuss
Answer: (a).60°C
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