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Darwinism explains all the following exc...

Darwinism explains all the following except

A

offspring with better traits that overcome competition is best suited for the environment

B

variations may not be inherited from parents to offspring through genes.

C

within each species, there are variations

D

organisms tend to produce more number of offspring than can survive.

Text Solution

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The correct Answer is:
B

The main drawback of Darwinism is lack of knowledge of heredity. Darwin's theory could not explain the inheritance of variations from parents to offspring through genes.
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NCERT FINGERTIPS-EVOLUTION-Evolution
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  2. Which of the following are necessary for evolution by natural selectio...

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  3. Darwinism explains all the following except

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  4. Which of the following differences between Lamarckism and Darwinism is...

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  5. Each of us is part of the ongoing evolution of the species which of th...

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  6. Which one of the following scientist's name is correctly mathce dwith ...

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  7. Single step large mutation leading to speciation is also called

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  8. Mathc column I with column II and select the correct option from the g...

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  9. Mathc the column I with column II and select the correct option from t...

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  10. At a particular locus, frequency of allete A is 0.6 and that of allele...

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  11. Hardy-Weinberg equilibrium is known to be affected by gene flow, genet...

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  12. The hardy-weinberg principle cannot operate if

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  13. Match column I with column II and select the correct option from the c...

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  14. The effects of genetic drift are more marked in

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  15. Fill up the balnks in the following paragraph by selecting the correct...

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  16. An isolated population of humans with approximately equal numbers of b...

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  17. Which of the following is most important for speciation?

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

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  19. Following is the digrammatic representation of the operation of natura...

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  20. The given graph shows the range of variation among population members ...

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