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Survival of fittest is possible due to :...

Survival of fittest is possible due to `:`

A

overproduction

B

favourable variations

C

environmental changes

D

inheritance of acquired characters

Text Solution

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The correct Answer is:
B
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GRB PUBLICATION-ORGANIC EVOLUTION -DARWIN G THEORY
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  2. Which of the following is not a part of Darwin's theory of evolution ?

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  3. Survival of fittest is possible due to :

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  4. The idea of ''survival of the fittest'' was given by

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  5. The theory of natural selection of Darwin :

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

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  7. The concept that 'population tends to increase geometrically while foo...

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  8. T. R.Malthus was famous for his essays on :

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  9. "Human population grows in geometric ratio while food materials increa...

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  10. Who wrote the book 'The Origin of Spcies ' ?

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  11. The book 'The Origin of Species' was published in :

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  12. One of the several objections to natural selection theory of Darwin is...

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  13. In which case Darwin theory is wrong

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  14. Which one provides correct sequence of events in origin of species acc...

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  15. As per Neo-Darwinism, which is mainly responsible for evolution ?

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  16. Neo-Darwinism is

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  17. Struggle for existence and survival of fittest are related to :

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  18. The diversity in the type of beaks of finches adapted to different fee...

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  19. Prodigality of reproduction in darwinism refers to

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  20. Theory of pangenesis' was proposed by :

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