Environmental Chemistry UPSC Questions

Chemistry

Environmental Chemistry MCQ Questions


7.
In the process of environmental pollution, pollutants originate from a source and are transported by _______________ by human beings.
A.
Solid , Liquid or Gas
B.
Air , Water or Soil
C.
Plants, Animals and Human Beings
D.
Birds , Trees or Human Beings
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ANSWER :
B. Air , Water or Soil
8.
Who surrounds the earth is not of the same thickness at all heights?
A.
Atmosphere
B.
Exosphere
C.
Mesosphere
D.
Thermosphere
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ANSWER :
A. Atmosphere
9.
Atmosphere pollution is concentric layers of _____________, and each layer has a different density.
A.
Water or Soil
B.
Air or Water
C.
Air or Regions
D.
Plants or Animals
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ANSWER :
C. Air or Regions
10.
What is the lowest region of atmosphere in which the human beings along with other organisms?
A.
Exosphere
B.
Troposphere
C.
Thermosphere
D.
Mesosphere
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ANSWER :
B. Troposphere
11.
Troposphere is a turbulent dusty zone containing air much ____________ and clouds.
A.
Gas Vapour
B.
Water and Soil
C.
Air Vapour
D.
Water Vapour
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ANSWER :
D. Water Vapour
12.
The stratosphere is the region of strong air movement and cloud formation that contains dinitrogen, __________, ozone and little water vapour.
A.
Carbon dioxide
B.
Oxygen
C.
Dioxygen
D.
Hydroxide
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ANSWER :
C. Dioxygen