Unit Operations for Wastewater Treatment MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Unit Operations for Wastewater Treatment, a fundamental topic in the field of Waste Water Engineering. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Unit Operations for Wastewater Treatment 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 Unit Operations for Wastewater Treatment mcq questions that explore various aspects of Unit Operations for Wastewater Treatment problems. Each MCQ is crafted to challenge your understanding of Unit Operations for Wastewater Treatment principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Waste Water Engineering tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Unit Operations for Wastewater Treatment MCQs are your pathway to success in mastering this essential Waste Water Engineering topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Unit Operations for Wastewater Treatment. 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 Unit Operations for Wastewater Treatment knowledge to the test? Let's get started with our carefully curated MCQs!

Unit Operations for Wastewater Treatment MCQs | Page 8 of 10

Q71.
What is the first step in the sewage treatment process?
Discuss
Answer: (b).Thickening
Q72.
What is the amount of solids released into wastewater by human beings?
Discuss
Answer: (d).70 gpcd
Q73.
What is the percentage of aerobically digested sludge?
Discuss
Answer: (c).1.0-2.0
Q74.
Wₛ = Wₛₚ + Wₛₛ

What does Wₛₚ stand for in the above equation?
Discuss
Answer: (b).Raw primary solids
Discuss
Answer: (c).Gray and slimy
Discuss
Answer: (c).Red/grayish brown
Q77.
How does the activated sludge appear?
Discuss
Answer: (c).Brown and flocculant like appearance
Q78.
What is the % of dry solids assumed for a primary sludge from a settling tank at the outlet?
Discuss
Answer: (b).5-7%
Q79.
What is the percentage of dry solids assumed for the sludge at the outlet of a centrifuge?
Discuss
Answer: (c).4-8%
Q80.
What is the percentage of dry solids for the primary sludge assumed at the outlet of aerobic digester?
Discuss
Answer: (c).2.5-7%
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