Chemical Engineering and Environment MCQs

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

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

Chemical Engineering and Environment MCQs | Page 21 of 31

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Q201.
The destruction of water-borne pathogens is termed as disinfection of water. Which of the following is a water disinfectant ?

a.

Chlorine

b.

Alkalis

c.

Benzene hexachloride

d.

Alkyl benzene sulphonate (ABS)

Discuss
Answer: (a).Chlorine
Q202.
Disinfection of water is done to destroy pathogenic bacteria and thus prevent water-borne diseases. Disinfection of water may be done by the use of

a.

ozone and iodine.

b.

chlorine or its compounds.

c.

ultraviolet light for irradiation of water.

d.

all (a), (b) & (c).

Discuss
Answer: (d).all (a), (b) & (c).
Q203.
Which of the following processes is involved in the biochemical treatment of sewage effluents ?

a.

Oxidation

b.

Reduction

c.

Dehydration

d.

Fermentation

Discuss
Answer: (a).Oxidation
Q204.
Infective bacteria in water is killed by the __________ process.

a.

sterilisation

b.

aeration

c.

disinfection

d.

none of these

Discuss
Answer: (a).sterilisation
Q205.
Which of the following pollutants is absent in the emissions from a fertiliser plant ?

a.

SO₂ & SO₃

b.

NO₂

c.

NH₃

d.

CO

Discuss
Answer: (d).CO
Q206.
Salt content in sea water is about __________ percent.

a.

0.5

b.

1

c.

3.5

d.

10

Discuss
Answer: (c).3.5
Q207.
Noise level inside a jet air liner in normal flight is about __________ decibels.

a.

80

b.

100

c.

125

d.

145

Discuss
Answer: (b).100
Q208.
What is the major constituents of waste/polluted water discharged from textile, pulp & paper, tanning, distillary, dairy and meat packing industries ?

a.

Radioactive substances

b.

Natural organic products

c.

Inorganic pollutants

d.

None of these

Discuss
Answer: (b).Natural organic products
Q209.
Water filtration rate in a rapid sand filter ranges from __________ kilolitres/m²/hr.

a.

0.1 to 1

b.

3 to 6

c.

10 to 15

d.

15 to 20

Discuss
Answer: (b).3 to 6
Q210.
Hazardous/polluting chemical industries should have an 'exclusion zone' with a green belt and general public access prohibited around it, covering a radius of ____ metres.

a.

100

b.

1000

c.

400

d.

4000

Discuss
Answer: (b).1000
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