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Test: Environmental Engineering - 6


25 Questions MCQ Test Environmental Engineering - Notes, Videos, MCQs & PPTs | Test: Environmental Engineering - 6


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This mock test of Test: Environmental Engineering - 6 for Chemical Engineering helps you for every Chemical Engineering entrance exam. This contains 25 Multiple Choice Questions for Chemical Engineering Test: Environmental Engineering - 6 (mcq) to study with solutions a complete question bank. The solved questions answers in this Test: Environmental Engineering - 6 quiz give you a good mix of easy questions and tough questions. Chemical Engineering students definitely take this Test: Environmental Engineering - 6 exercise for a better result in the exam. You can find other Test: Environmental Engineering - 6 extra questions, long questions & short questions for Chemical Engineering on EduRev as well by searching above.
QUESTION: 1

Aerosols present in atmospheric air may be

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QUESTION: 2

Ethanolamine is an absorbant used for the removal of __________ from air/gas.

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QUESTION: 3

Which of the following causes death by asphyxiation, if its presence in atmospheric air exceeds maximum allowable concentration (i.e. > 50 ppm) ?

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QUESTION: 4

__________ plant emits large amount of SO2 as an air pollutant.
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QUESTION: 5

Noise pollution level in a chemical plant is expressed in
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QUESTION: 6

The maximum permissible noise level to which a man working in a chemical plant can be exposed for eight hours per day is about __________ decibels.
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QUESTION: 7

The most commonly used chemical coagulant in water treatment is
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QUESTION: 8

The biological decomposition of organic substances in wastes controlled conditions is called
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QUESTION: 9

Lung cancer & DNA breakage are the major ill effects of excessive ozone exposure to human beings. Ozone layer depletion in the atmosphere is mainly caused by the presence of
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QUESTION: 10

Smog is not formed due to the presence of __________ in the atmosphere.
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QUESTION: 11

Pick out the correct statement.
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QUESTION: 12

Which of the following is not a source of ozone emission in the atmosphere ?
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QUESTION: 13

Oceans act as sinks for atmospheric gases including carbon dioxide whose concentration in the atmosphere is increased by the
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QUESTION: 14

Pick out the correct statement.
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QUESTION: 15

The upper layer of atmosphere is called the
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QUESTION: 16

Which of the following is the most widely used disinfectant in water treatment ?
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QUESTION: 17

Pick out the wrong statement
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QUESTION: 18

Phenolic water generated in coke ovens & by-product plant of a steel plant are disposed off by
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QUESTION: 19

5-200 μm size particles are called
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QUESTION: 20

The progressive warming up of the earth's surface is mainly due to the
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CO2​ goes in the atmosphere and make a thick layer, this layer allowes the light to enter into the atmosphere but do not allow it to exit, the heat get trapped into the atmosphere and leads to the warming up of the surface.

QUESTION: 21

The effect of increase in carbon dioxide level of the atmosphere and its profound effect on our climate is called the
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QUESTION: 22

Arsenic pollutant is not generated in____industries.
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QUESTION: 23

The resistance of water to the passage of light through it is a measure of the
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QUESTION: 24

Color test of water is done with an instrument called
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QUESTION: 25

Which of the following gases is having the widest explosion limit (about 2 to 81% gas in gas-air mixture), rendering it the property of the most explosive gas ?
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