Climate Change UPSC Questions

General Issues on Environmental Ecology, Bio-diversity & Climate Change

Climate Change MCQ Questions


13.
The Greenhouse Effect without human interference keeps Earth's temperature at:
A.
0°C
B.
15°C
C.
-19°C
D.
35°C
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ANSWER :
B. 15°C
14.
Which of these gases is not a greenhouse gas?
A.
CO2
B.
H2O
C.
CH4
D.
O2
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ANSWER :
D. O2
15.
Main reason for rise in CO2 levels since the industrial revolution?
A.
Volcanic eruptions
B.
Human activities
C.
Animal respiration
D.
Forest regrowth
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ANSWER :
B. Human activities
16.
What is the role of tree root networks?
A.
Emit greenhouse gases
B.
Absorb heat
C.
Filter contaminants in soil
D.
Increase soil salinity
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ANSWER :
C. Filter contaminants in soil
17.
What is Project Surya aimed at?
A.
Reducing fossil fuel usage
B.
Capturing carbon dioxide
C.
Reducing black carbon emissions
D.
Reforestation
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ANSWER :
C. Reducing black carbon emissions
18.
Which of the following statements are correct about the deposite of 'methane hydrate'?
1. Global warming might trigger the release of methane gas from these deposite.
2. Large deposite of 'Methane hydrate' are found in Arctic Tundra and under the seafloor.
3. Methane in the atmosphere oxidizes to carbon dioxide after a decade or two. Select the correct answer using the code given below.
UPSC - 2019
A.
1 and 2 only
B.
2 and 3 only
C.
1 and 3 only
D.
1, 2 and 3
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ANSWER :
D. 1, 2 and 3