Static Quiz 22 September 2023
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Static Quiz 22 September 2023 for UPSC Prelims
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- Question 1 of 5
1. Question
Consider the following statements regarding Ocean acidification
1. Ocean acidification is the lowering of ocean pH driven by the uptake of carbon compounds by
the ocean from the atmosphere.
2. The ocean currently has a pH around 6.0 and is ‘acidic’.
Which of the statements given above is/are correct?CorrectCorrect Answer : A
The ocean currently has a pH around 8.0 and is therefore ‘basic’ and it is nearly impossible,
chemically, for all of it to actually become a pH less than 7.0. Why do we therefore refer
to ‘ocean acidification’? Hence, statement 2 is incorrect.IncorrectCorrect Answer : A
The ocean currently has a pH around 8.0 and is therefore ‘basic’ and it is nearly impossible,
chemically, for all of it to actually become a pH less than 7.0. Why do we therefore refer
to ‘ocean acidification’? Hence, statement 2 is incorrect. - Question 2 of 5
2. Question
Which of the following are Climate forcing’s?
1. Excess greenhouse gases
2. Volcanic eruptions
3. Atmospheric aerosols
Which of the statements given above are correct?CorrectCorrect Answer : D
IncorrectCorrect Answer : D
- Question 3 of 5
3. Question
Consider the following statements regarding Upwelling
1. Upwelling is a process which occurs when winds blowing across the ocean surface push water
away and the water beneath the surface rises up.
2. Water that rises to the surface as a result of upwelling is typically warmer and is rich in
nutrients.
Which of the statements given above is/are correct?CorrectCorrect Answer : A
Water that rises to the surface as a result of upwelling is typically colder and is rich
in nutrients. Hence, statement 2 is incorrect.IncorrectCorrect Answer : A
Water that rises to the surface as a result of upwelling is typically colder and is rich
in nutrients. Hence, statement 2 is incorrect. - Question 4 of 5
4. Question
Which of the following greenhouse gases (GHG) are covered under Kyoto Protocol?
1. Carbon dioxide (CO2)
2. Methane (CH4)
3. Nitrous oxide (N2O)
4. Nitrogen trifluoride (NF3)
Select the correct answer using the code given below:CorrectCorrect Answer : D
IncorrectCorrect Answer : D
- Question 5 of 5
5. Question
Which of the following has the highest Global warming potential?
CorrectCorrect Answer : B
IncorrectCorrect Answer : B
