Environment, Ecology & Biodiversity MCQs

Environment, Ecology & Biodiversity Multiple choice questions for GK paper in SSC, NDA, CDS, UPSC, UPPSC and State PSC Examinations.

31. In recent times, the term “Clean coal” has been making news frequently. Which among the following statements is the closest explanation to clean coal ?

[A] Equivalent use of alternative fuels in place of coal
[B] Use of coal that has not been procured from underground mines
[C] Underground coal gasification and liquefaction to reduce CO2 emissions
[D] Coal combustion within controlled environment

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32. Common but Differentiated Responsibilities and Respective Capabilities (CBDR–RC):

  1. is a principle within the framework of United Nation Environment Programme
  2. has been adopted as a part of Rio Declaration on Environment and Development

Which of the above statements is/are correct?

[A] 1 Only
[B] 2 Only
[C] Both 1 & 2
[D] Neither 1 nor 2

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33. Which among the following is / are criteria of selection of Biosphere reserves in India?

  1. It should be large enough to sustain viable populations representing all trophic levels in the ecosystem
  2. It should be home to indigenous variety of flora and fauna
  3. It’s core area should be a self sustaining biogeographically unit

Select the correct option from the codes given below:

[A] Only 1 & 2
[B] Only 1 & 3
[C] Only 2 & 3
[D] 1, 2 & 3

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34. Consider the following statements about Carbon Monoxide (CO):

  1. It is an indoor pollutant
  2. It is more soluble in blood than in water
  3. It is less dense than air

Which of the above statements is/are correct?

[A] 1 Only
[B] 2 & 3 Only
[C] 1, 2 & 3
[D] None

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35. Which of the following pollutants is the major reason behind adverse affect on the white marbles of Taj Mahal?

[A] Black carbon
[B] Nitrogen oxides
[C] Brown carbon
[D] Sulphur dioxide

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36. The Dugong (Sea Cow) is found in India in __:
1.Gulf of Katch
2.Gulf of Mannar
3.Andaman & Nicobar Islands
4.Sundarban Region
Choose the correct option from the codes given below:

[A] Only 1 & 2
[B] Only 2 & 3
[C] Only 1, 2 & 3
[D] 1, 2, 3 & 4

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37. Which among the following is the largest terrestrial pool of carbon?

[A] Ponds and Lakes
[B] Forests
[C] Soil
[D] Rocks and Mountains

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38. Consider the following:
1. Kaziranga National Park
2. Manas Wildlife Sanctuary & Tiger Reserve
3. Sundarbans National Park
Which among the above are World Heritage Sites?

[A] Only 2
[B] Only 1 & 2
[C] Only 2 & 3
[D] 1, 2 & 3

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39. Dumping of Iron to the upper ocean can significantly induce the Carbon sequestration in Oceans. This is because introduction of iron to the upper ocean__:

[A] will increase CO2 solubility in Ocean water
[B] will stimulate phytoplankton bloom
[C] will suppress the growth of phytoplankton
[D] will stimulate the growth of fishes and zooplankton

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40. If a species is endemic, it implies that the species is __:
1.Widely distributed but with large gaps between regions
2.Confined to a particular area
3.Confined to ground level and rarely reaches heights above a metre
Which among the above statements is / are correct?

[A] Only 1 & 2
[B] Only 2
[C] Only 2 & 3
[D] 1, 2 & 3

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