SSC Ecology And Environment Sample Paper NCERT Sample Paper-3

  • question_answer
    Differentiate between threatened and endangered species.

    A)  A near threatened species means that population is likely to become threatened and endangered is one where population is so low that it will extinct.

    B)  A near threatened species has decreased only in the last 5 years but endangered is perennial deficit.

    C)  Threatened species are those, who are in danger from human. Whereas endangered species are those who are in threat from ecology itself.

    D)  None of the above

    Correct Answer: A

    Solution :

    [a] When discussing the IUCN Red List, the official term "threatened" is a grouping of three categories: critically endangered, endangered, and vulnerable - critically endangered (CR) is when a species facing an extremely high risk of extinction in the wild; endangered (EN) is when a species considered to be facing a very high risk of extinction in the wild; vulnerable (VU) is when a species considered to be facing a high risk of extinction in the wild. Whereas "Near Threatened" (NT) is when the species is likely to become endangered in the near future.


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