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Which of the following is not true about...

Which of the following is not true about mutation theory of Hugo de Vries ?

A

It emphasised on the adaptive nature of variation

B

If focused on abrupt and drastic changes as a cause of speciation

C

Speciation is the result of saltation

D

None of the above

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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. The phrase 'Survival of the fittest' was first used by Herbert Spencer...

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  2. According to Darwin, two different areas within a continent have diffe...

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  3. Which of the following is not true about mutation theory of Hugo de Vr...

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  4. Which of the following statements about Lamarck is true ?

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  5. Given : 1 = Natural selection , 2 = Variations and their inheritance ,...

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  6. Today, again the faith in Lamarck's theory has been revived by some pe...

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  7. Natural Selection Theory of Darwin is objected to, because it

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  8. Which of the following evidence proved that Lamarck's theory of evolut...

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  9. The primary mission of the voyage of HMS Beagle (1831-1836) was to

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  10. If Darwin's theory of pangenesis shows similarity with theory of inher...

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  11. Which one of the following phenomena supports Darwin's concept of natu...

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  12. Which one of the following sequence was proposed by Darwin and Wallace...

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  13. Darwin proposed that new species evolve from ancestral forms by the :

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  14. The best description of natural selection is :

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  15. Darwin believed that the certain parts of the body get larger and beco...

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  16. Darwin believed that the giraffe has the long neck because

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  17. Darwin in his 'Natural Selection Theory' did not believe in any role o...

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  18. Darwin in his "Natural Selection Theory" did not believe in any role o...

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  19. In a famous experiment, A Weismann cutt off tails of newborn mice gene...

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  20. Which of the following pairs are not correctly matched?

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