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Natural selection is based on...

Natural selection is based on

A

natural resources are limited

B

members of a population vary in characteristics

C

population are stable in size except seasonal fluctuation

D

All of the above

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How many of the given statements are incorrect ? I. The Universe is almost 20 billion years old. II. Analogy indicates common ancestry. III. When adaptive radiation has occurred in an isolated geographical area, one can call this convergent evolution. IV. Natural selection is based on certain observations which are factual. V. Hardy-Weinberg principle says that allele frequencies in area are unstable.

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ARIHANT NEET-THEORIES OF EVOLUTION-Chapter exercise A (Taking it together (Assorted Questions of the chapter for advanced Level Practice))
  1. According to neo-darwinism, natural selection operates through

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  2. According to neo-darwinism, variations which are the raw material of e...

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  3. Natural selection is based on

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  4. In which type of evolution similar sequences of morphological modifica...

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  5. On an average, each femal of species X leaves 10 female offsprings in ...

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  6. According to Charles Darwin, evolution is

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  7. Which of the following described the process of natural selection?

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  8. Neo-Darwinism believes that new species develop through

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  9. Weismann's theory of germplasm rejected

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  10. Theory of pangenesis given by Darwin is connected with

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  11. On the voyage of the Beagle, Charles Darwin (1809-1882) found that the...

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  12. Darwin found that South American fossils are most similar to the

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  13. The present day giraffe has a longer neck as a compared to its ancest...

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  14. According to modern synthetic theory of evolution which of the followi...

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  15. Darwin's natural selection is based on

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  16. Alfred Wallace (1823-1913) was a naturalist from Dutch East Inides, wh...

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  17. In forming the theory of evolution by natural selection, Darwin was gr...

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  18. Both C Darwin and AR Wallace developed, independently the theory of ev...

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  19. Which one cannot be explained by darwinism ?

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  20. The Darwinian fitness of an organism is a measure of

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