Environment, Ecology & Biodiversity MCQs

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

51. Recently a phrase “Anthropocene defaunation” was making news. Which among the following is correct meaning of this phrase?

[A] A mass extinction that is primarily induced by human activity
[B] Loss and decline of biodiversity in particular biome due to human activity
[C] Deforestation and degradation of environment
[D] None of the above

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52. Consider the following about Convention on Biodiversity 1.It came up at the 1992 Earth Summit in Rio de Janeiro. 2.India submitted its seventh National Report to the Convention on Biological Diversity. Which one is true?

[A] 1only
[B] 2 only
[C] Both 1 and 2
[D] None of the above

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53. Choose the wrong statements about Ultima Thule. 1.Ultima Thule is located in the Kuiper belt beyond the orbit of Uranus. 2.Ultima Thule belongs to a class of Kuiper belt objects called the “hot classicals”.

[A] 1 only
[B] 2 only
[C] Both 1 and 2
[D] None of the above

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54. Which of the following is true about Commensalism biotic interaction?

[A] One species is benefited and the other is unaffected
[B] Both the species benefits
[C] Both the species are harmed
[D] One specie is harmed and other is unaffected

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55. These forests are categorized by the moderate climate, trees having particular leaves shedding season, podozolic soil and fairly uniform rainfall. Which among the following is that type of forest?

[A] Tropical Deciduous
[B] Temperate Deciduous
[C] Tropical Rainforest
[D] Boreal forest

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56. Which of the following can can categorised as the point source of water pollution?

  1. Oil spill in sea form ship
  2. Discharge from houses connected to public sewerage system
  3. Drains
  4. Nuclear Reactors

Select the correct answer form the codes given below-

[A] 1,2,3,4
[B] 1,3 and 4 only
[C] 1, 2 and 4 only
[D] 1,2 and 3 only

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57. Where in India the Tropical Wet Evergreen forests are not found?

[A] North East Region
[B] Western and eastern Ghats
[C] Andaman and Nicobar island
[D] Deccan Plateau

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58. Which of the following is not one of the tiger range countries?

  1. Bangladesh
  2. Combodia
  3. India
  4. Maldives
  5. Myanmar

Select the correct answer from the codes given below

[A] 1 and 2 only
[B] 3 and 4 only
[C] 4 only
[D] 4 and 5 only

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59. Which of the following best describes the endemic species?

[A] Species which are found over a large area
[B] Species which are restricted to a small area
[C] Species which are found in alpine region
[D] None of the above

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60. Which of the following is true about Gamma diversity?

[A] It is the species diversity found in a local area
[B] It is the species diversity between two communities
[C] It is the species diversity found in an ecosystem
[D] None of the above is true

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