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Variations caused by mutation, as propos...

Variations caused by mutation, as proposed by Hugo de Vries, are:

A

Random and directional

B

Random and directionless

C

Small and directional

D

small and directionless

Text Solution

Verified by Experts

The correct Answer is:
B
Random and directionless
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MODERN PUBLICATION-EVOLUTION-COMPETITION FILE (OBJECTIVE TYPE QUESTIONS)(A. MULTIPLE CHOICE QUESTIONS (MCQs):)
  1. Humans belong to the order

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  2. The first probable fossil man was:

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  3. Which of the following is not a vestigial organ in man ?

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  4. In the solar system, earth was supposed to have been formed about

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  5. The scientist who by careful experimentation demonstrated that life c...

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  6. . Which naturalist had said that evolution of life occurred by use and...

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  7. Which scientist stated that it is the mutation which causes evolution ...

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  8. Which of the following sets of gases were used in Miller's experiment?

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  9. The study of fossils is

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  10. Who was famous Indian Palaeontologist?

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  11. The technique by which age of the fossil can be calculated?

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  12. Among the following sets of examples for divergent evolution, select t...

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  13. The term for similarity in organ structure seen in great diversity is ...

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  14. According to Hugo de Vries, the mechanism of evolution is

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  15. Match the hominids with their correct brain size Select the corre...

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  16. Variations caused by mutation, as proposed by Hugo de Vries, are:

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  17. Coelacanth was a :

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  18. Which fish-like reptiles evolved probably 200 mya ?

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  19. In 1938, Coelacanth was caught from:

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  20. How many mya, the jawless fish probably evolved?

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