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प्रश्न
Enlist two criteria that are used to identify a region for maximum protection as 'Biodiversity hotspots'.
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उत्तर
There are two Criteria:
- High levels of species richness.
- High degree of endemism.
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संबंधित प्रश्न
Can you think of a situation where we deliberately want to make a species extinct? How would you justify it?
Suggest two practices giving one example of each, that help protect rare or threatened species.
Match the following and choose the correct alternative.
| Column I | Column II | ||
| i. | Not evaluated | a. | Pervasive and abundant after careful assessment |
| ii. | Near threatened | b. | Information related to risk of extinction is lacking in some way |
| iii. | Least concern | c. | Described by scientist but not assessed by the IUCN |
| iv. | Data deficient | d. | May meet the criteria for threatened status in the near future |
Species that possess a very high risk of extinction due to population decline of about 30 - 50 % over past 10 years are categorized as _______.
Which among the following is a TRUE statement?
IUCN means
Of the four major causes for the loss of biodiversity (Alien species invasion, habitat loss and fragmentation, over-exploitation and co-extinctions which according to you is the major cause for the loss of biodiversity? Give reasons in support.
How many Biodiversity hotspots have been identified around the world?
List any three major causes of loss of biodiversity.
Red Data Book is maintained by ______.
