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Following mass extinctions , recovery to...

Following mass extinctions , recovery to the same level of biodiversity has taken __________________

A

hundreds of years

B

thousand of years

C

millions of years

D

billions of year

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The correct Answer is:
C
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USHA PUBLICATION-BIODIVERSITY & CONSERVATION -ECERCISE
  1. The colonisation of tropic pacific islands by humans have ' resulted i...

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  2. Which of the following has undergone recent extinctions ?

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  3. Following mass extinctions , recovery to the same level of biodiversit...

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  4. Which of the following term includes all of the others ?

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  5. Which of the following groups is most , threatened by global extinctio...

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  6. Which term did Edward Osborne Wilson coin for our innate appreciation ...

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  7. We should care about loss in biodiversity in the populations of other ...

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  8. The most serious consequence of a decrease in global diversity would b...

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  9. The most direct threat to biodiversity is :

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  10. Introduced species can have deleterious effects on biological communit...

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  11. Agricultural lands frequently require nutrient augmentation because :

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  12. IUCN has its headquarters at :

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  13. Which among the following category is most threatened ?

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  14. Biodiversity act of India was passed in .

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  15. The Critically Endangered and vulnerable plant species are respectivel...

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  16. Arrange the following red - list categories provided by IUCN from high...

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  17. The headquarter of IUCN - Red list is in

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  18. The art of extracting metals from their ores is called ……………

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  19. Find the odd one out of ecosystem services :

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  20. They key criteria for establishing a ' hot spot ' is / are

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