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Initiating force of evolution is...

Initiating force of evolution is

A

Variation

B

Natural selection

C

adaptation

D

Competition

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The correct Answer is:
A
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ALLEN-ORIGIN & EVOLUTION OF LIFE-EXERCISE-I (THEORIES OF ORGANIC EVOLUTION)
  1. Who wrote the book 'Genetic and The Origin of Species'?

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  2. Hybrid breakdown is failure of :

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  3. Match the column and find correct combination: {:(,"Column I",,"Colu...

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  4. Frequency of an allele in an isolated population may change due to : -

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  5. Some bacteria able to grow in Streptomycin containing medium due to -

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  6. Which of the following is important for speciation : -

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  7. Genetic drift operates in

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  8. Hugo de Vries gave his mutation theory on organic evolution while work...

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  9. Which of the following factors help in evolution but is considerd the ...

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  10. The factors involved in the formation of new species are

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  11. The idea not related to the Darwinian evolutionary theory is :

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  12. Inheritance of a acquired characters comes under

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  13. Coverstone of theory of Darwin was :

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  14. The chance elimination of genes from a small population is an example...

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  15. The chemical example of adaptive radiations during formation of new sp...

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

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  17. Which of the following is not a concept of Lamarck?

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  18. Initiating force of evolution is

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  19. According to the Neo-Darwinian theory which of the following is respon...

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  20. Which one of the following was not given by Darwin's theory of evoluti...

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