Waste Water Engineering MCQs

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

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

Waste Water Engineering MCQs | Page 11 of 32

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Q101.
The recommended detention period for grit chambers is

a.

1 minute

b.

2 minutes

c.

3 minutes

d.

5 minutes.

Discuss
Answer: (a).1 minute
Q102.
Pick up the correct statement from the following :

a.

The materials separated by screens, is called screenings

b.

The screenings are disposed off either by burning or by burial or by dumping

c.

The process of burning the screenings, is called incineration

d.

All the above.

Discuss
Answer: (d).All the above.
Q103.
Pick up the correct statement from the following :

a.

Indore method of composting involves decomposition under aerobic conditions

b.

Bangalore method of composting involves decomposing under anaerobic conditions

c.

Fully stabilised refuse by the Bangalore method of compositing is a powdery mass called humus

d.

all of these.

Discuss
Answer: (d).all of these.
Q104.
The liquid wastes from kitchens, bath rooms and wash basins, is not called

a.

liquid waste

b.

sullage

c.

sewage

d.

none of these.

Discuss
Answer: (c).sewage
Q105.
The presence of free ammonia in sewage, is detected by

a.

boiling

b.

adding pottassium permanganate

c.

adding sulphuric acid

d.

phenol-di-sulphuric acid.

Discuss
Answer: (a).boiling
Q106.
The amount of oxygen consumed by the aerobic bacterias which cause the aerobic biological decomposition of sewage, is known

a.

Bio-Chemical Oxygen Demand (B.O.D.)

b.

Dissolved Oxygen (D.O.)

c.

Chemical Oxygen Demand (C.O.D.)

d.

None of these.

Discuss
Answer: (b).Dissolved Oxygen (D.O.)
Q107.
The standard B.O.D. of water is taken for

a.

1 day

b.

2 days

c.

3 days

d.

5 days

Discuss
Answer: (d).5 days
Q108.
The digested sludge from septic tanks, is removed after a maximum period of

a.

3 years

b.

3.5 years

c.

4 years

d.

5 years.

Discuss
Answer: (a).3 years
Q109.
For providing an Indian type W.C., the R.C.C. slabs in the toilet portion

a.

should be sunk by 20 cm

b.

should be kept 20 cm above the adjacent portion

c.

should be sunk by 50 cm

d.

need not be sunk.

Discuss
Answer: (c).should be sunk by 50 cm
Q110.
The gradient of sewers depends upon

a.

velocity of flow

b.

diameter of the sewer

c.

discharge

d.

all the above.

Discuss
Answer: (d).all the above.
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