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Test: Environmental Engineering - 6 - Civil Engineering (CE) MCQ


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25 Questions MCQ Test - Test: Environmental Engineering - 6

Test: Environmental Engineering - 6 for Civil Engineering (CE) 2024 is part of Civil Engineering (CE) preparation. The Test: Environmental Engineering - 6 questions and answers have been prepared according to the Civil Engineering (CE) exam syllabus.The Test: Environmental Engineering - 6 MCQs are made for Civil Engineering (CE) 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Environmental Engineering - 6 below.
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Test: Environmental Engineering - 6 - Question 1

Aerosols present in atmospheric air may be

Test: Environmental Engineering - 6 - Question 2

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

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Test: Environmental Engineering - 6 - Question 3

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

Test: Environmental Engineering - 6 - Question 4

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

Test: Environmental Engineering - 6 - Question 5

Noise pollution level in a chemical plant is expressed in

Test: Environmental Engineering - 6 - 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.

Test: Environmental Engineering - 6 - Question 7

The most commonly used chemical coagulant in water treatment is

Test: Environmental Engineering - 6 - Question 8

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

Test: Environmental Engineering - 6 - 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

Test: Environmental Engineering - 6 - Question 10

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

Test: Environmental Engineering - 6 - Question 11

Pick out the correct statement.

Test: Environmental Engineering - 6 - Question 12

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

Test: Environmental Engineering - 6 - Question 13

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

Test: Environmental Engineering - 6 - Question 14

Pick out the correct statement.

Test: Environmental Engineering - 6 - Question 15

The upper layer of atmosphere is called the

Test: Environmental Engineering - 6 - Question 16

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

Test: Environmental Engineering - 6 - Question 17

Pick out the wrong statement

Test: Environmental Engineering - 6 - Question 18

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

Test: Environmental Engineering - 6 - Question 19

5-200 μm size particles are called

Test: Environmental Engineering - 6 - Question 20

The progressive warming up of the earth's surface is mainly due to the

Detailed Solution for Test: Environmental Engineering - 6 - Question 20

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.

Test: Environmental Engineering - 6 - Question 21

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

Test: Environmental Engineering - 6 - Question 22

Arsenic pollutant is not generated in____industries.

Test: Environmental Engineering - 6 - Question 23

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

Test: Environmental Engineering - 6 - Question 24

Color test of water is done with an instrument called

Test: Environmental Engineering - 6 - 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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