MCQs ESE-General Studies Enginneers Aptitude

Answer: (d)

2.Constituent of acid rain are mainly

(a) Nitrogen and carbon dioxide

(b) Carbon dioxide and carbon monoxide

(c) Ozone and carbon monoxide

(d) Sulphur dioxide and nitrous oxide

Answer: (d)

Answer: (d)

4.Green muffler is

(a) Technology used to reduce pollution

(b) Method of afforestation

(c) Plantation along roadsides to reduce noise pollution

(d) A process to reduce vibration

Answer: (c)

5.Primary green house gases are

Methane

Water vapor

Nitrous oxide

Ozone

Sulphur hexafluoride

Perfluoro carbon

Select the correct answer:

(a) 1, 2, 3 and 4

(b) 1, 3, 5 and 6

(c) 3, 4, 5 and 6

(d) All of these

Answer: (a)

6.Consider the following statement:

Methane is a green house gas

Conversion of organic pollutants into water vapor is done by electrostatic precipitator

Which of the above statement is correct?

(a) 1 only

(b) 2 only

(c) Both 1 and 2

(d) Neither 1 nor 2

Answer: (a)

7.Consider the following statements

Striking of UV rays on the earth is due to ozone layer depletion

Well scrubber method is used for the removal of sulphur dioxide and ammonia from the polluted air

BOD is more in polluted water and less in potable water.

Which of the above statement is/are correct?

(a) 1 only

(b) 2 and 3 only

(c) 1, 3 only

(4) All of the above

Answer: (d)

Answer: (a)

Answer: (d)

Answer: (a)

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