Environment & Biodiversity MCQs

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

41. Which of the following is an organism that obtains hydrogen or electrons from organic substrates?
[A] Lithophiles
[B] Organotroph
[C] Mixotroph
[D] None of the above

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42. Which of the following statements are correct regarding Wildlife corridor or Green corridor?
1. It is an area of habitat which connects wildlife populations separated by human activities.
2. Wildlife corridors may be both natural or created.
3. These corridors help animals that move between isolated patches on a daily basis and also those that migrate between habitats seasonally. 
Select the correct option from the codes given below:
[A] Only 1 & 2
[B] Only 2 & 3
[C] Only 1 & 3
[D] 1, 2 & 3

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43. The Adaptation Fund is supervised and managed by which of the following?
[A] U.N. security council
[B] United Nations Framework Convention on Climate Change
[C] Adaptation Fund Board
[D] World Bank

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44. Identify correct type of food chain :

• Dead animal
• Maggots
• Frog
• Snake

[A] Detritus food chain
[B] Grazing food chain
[C] Decomposer food chain
[D] Parasitic food chain

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45. The sum of genes in a population is called ____:
[A] Phenotype
[B] Karyotype
[C] Genotype
[D] Gene pool

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46. Which one of the following is not a major component of biotic environment?
[A] Plant
[B] Water
[C] Animals
[D] Decomposers

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47. Environmental pollution can be controlled by _____:
[A] Sewage treatment
[B] Manufacturing electric vehicles
[C] Checking atomic blasts
[D] All of the above

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48. Which of the following gas leaked in the Bhopal Gas tragedy in December 1984?
[A] Methyl isocyanate
[B] Methyl isochlorate
[C] Methyl phosphate
[D] Methyl isopropate

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49. Pin valley National park is situated in ______:
[A] Andhra Pradesh
[B] Madhya Pradesh
[C] Himachal Pradesh
[D] Arunachal Pradesh

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50. In an ecosystem, the movement of energy towards the higher trophic levels is:
[A] Multi-directional
[B] Unidirectional
[C] Undefined
[D] None of the flow

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