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Number of known and described species is...

Number of known and described species is

A

`1.7-1.8` million

B

`1.7-1.8` lac

C

`1.7-1.8` billion

D

`17-18` million

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The correct Answer is:
A
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  2. World Biodiversity Day is celebrated on

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  3. Number of known and described species is

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  4. The basis of evolution of new species is

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  5. Genetic diversity is related to

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  6. Decreae in species diversity in tropical countries is mainly due to

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  8. The diversity of the habitats over the total landscape/geographical ar...

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  9. A species spread over a large tract with varied enviornmental conditio...

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  10. Which of the following is incorrect for the use of biodiversity in mod...

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  11. Maximum amphibian spcies are endemic in which biogeograhical region o...

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  12. Endemism refers to

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  13. As we move from the poles to equator, the biological diversity

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  14. As you climb up the Himalayas, the biodiversity

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  15. Wild life is destroyed , most by

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  16. More than 70 per cent of all the recorded biotic components are

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  17. Plants comprise not more than

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  18. What percentage of plants (flowering ) are endemic to India ?

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  19. The major cause of loss of number of migratory birds is

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  20. According to 2000 IUCN, Red List, how many plant and animal species a...

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