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प्रश्न
Very short answer type question
What do you understand by the EW category of a living being?
उत्तर
- Extinct in the Wild (EW): A category containing those species whose members survive only in captivity.
- Members are seen only in captivity or as a naturalized population outside its historic range due to massive habitat loss.
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संबंधित प्रश्न
Answer the following question.
Suggest two practices giving one example of each that help protects rare or threatened species.
Species that possess a very high risk of extinction due to rapid population decline of about 50 - 70 % over three generations is designated as ______.
Which among the following is an in situ conservation method for national genetic resources?
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IUCN means
Match the animals given in column I with their location in column II:
Column I | Column II |
A. Dodo | i. Africa |
B. Quagga | ii. Russia |
C. Thylacine | iii. Mauritius |
D. Stellar's sea cow | iv. Australia |
Choose the correct match from the following:
Explain the concept of "co-extinction" by taking two examples.
Enlist two criteria that are used to identify a region for maximum protection as 'Biodiversity hotspots'.
Which one of the following groups faces maximum threat of extinction?