Test: Environmental Engineering - 3


25 Questions MCQ Test Environmental Engineering - Notes, Videos, MCQs & PPTs | Test: Environmental Engineering - 3


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This mock test of Test: Environmental Engineering - 3 for Chemical Engineering helps you for every Chemical Engineering entrance exam. This contains 25 Multiple Choice Questions for Chemical Engineering Test: Environmental Engineering - 3 (mcq) to study with solutions a complete question bank. The solved questions answers in this Test: Environmental Engineering - 3 quiz give you a good mix of easy questions and tough questions. Chemical Engineering students definitely take this Test: Environmental Engineering - 3 exercise for a better result in the exam. You can find other Test: Environmental Engineering - 3 extra questions, long questions & short questions for Chemical Engineering on EduRev as well by searching above.
QUESTION: 1

Most efficient and suitable dust removal equipment for removal of flyash from flue gas in a thermal power plant is the

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QUESTION: 2

Which of the following is not a secondary air pollutant ?

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QUESTION: 3

The concentration of water vapour in troposphere, which depends upon the altitude & temperature varies in the range of zero to __________ percent.

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QUESTION: 4

The main industrial source of emission of hydrogen sulphide air pollutant is

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QUESTION: 5

Waste/polluted water discharged from electroplating, blast furnace and coal mining industries contain mainly __________ substances.

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QUESTION: 6

Sound produced by an automobile horn heard at a distance of 1.5 metres corresponds to about __________ decibels.

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QUESTION: 7

Moist atmospheric air at high temperature (e.g., in summer) having high concentration of sulphur dioxide causes

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QUESTION: 8

Nitrogen oxides (NOx) is not produced in the __________ industry.

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QUESTION: 9

World's worst radioactive pollution was caused by nuclear reactor disaster which occured in

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QUESTION: 10

Dissolved oxygen content in river water is around __________ ppm.

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QUESTION: 11

Oil and grease present in an emulsified state in waste water discharged from industries can be removed by

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QUESTION: 12

The amount of chemical coagulant added for treatment of polluted water __________ with increase in temperature of the polluted water to be treated.

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QUESTION: 13

Particles having diameter greater than 75 μm (micrometer = 10-6 mm) are called

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QUESTION: 14

Which of the following is the most severe air pollutant ?

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QUESTION: 15

Presence of bacteria in potable (drinking) water causes

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QUESTION: 16

What are the methods of treatment & disposal of radioactive wastes ?

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QUESTION: 17

Bacterial aerobic oxidation of polluted water in biological oxidation ponds is done to purify it. Presence of bacteria helps in

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QUESTION: 18

Main pollutant present in automobile exhaust is

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QUESTION: 19

Maximum allowable noise exposure limits for a man working for 8 hours a day in a noisy chemical plant is about __________ decibels.

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QUESTION: 20

Industrial workers working in leather tanning & manufacturing units are prone to suffer from

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QUESTION: 21

Pick out the wrong statement.

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QUESTION: 22

Peroxyacyl nitrate (PAN), a pollutant is found in the

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QUESTION: 23

Foaming and priming in boiler operation can be reduced by reduction in __________ in feed water.

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QUESTION: 24

Ambient noise level can be reduced by __________ decibels by planting trees (like coconut, neem etc.) near public utility buildings (like hospitals & schools).

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QUESTION: 25

Pick out the wrong statement.

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