(A) Darwin's theory of natural selection is primarily based on the concepts of 'Struggle for existence','Survival of the fittest',and 'Variations'. Da

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(A) Darwin's theory of natural selection is primarily based on the concepts of 'Struggle for existence','Survival of the fittest',and 'Variations'. Darwin believed that variations are small,directional,and continuous. He did not consider 'Discontinuous variations' (mutations) as a part of his theory,as the concept of mutation was later introduced by Hugo de Vries.

Class 12 Biology Evolution Mechanism of Evolution

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Which of the following was $NOT$ considered a part of Darwin's theory of natural selection in organic evolution?

AIPMT 2003 All AIPMT

A
Discontinuous variations
B
Parasites and predators as natural enemies
C
Survival of the fittest
D
Struggle for existence

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Class 12

Biology Questions

Chapter

Evolution

Subtopic

Mechanism of Evolution

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AIPMT 2003 Paper All AIPMT years →

Find the mismatch from the following pairs.

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What is the process called in which organisms with different evolutionary histories evolve similar phenotypic adaptations in response to a common environment?

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Which of the following sequences was proposed by Darwin and Wallace for biological evolution?

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State and explain any three factors affecting allele frequency in populations.

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Which of the following was $NOT$ considered a part of Darwin's theory of natural selection in organic evolution?

Similar Questions

Find the mismatch from the following pairs.

The concept that "Population tends to increase geometrically while food supply increases arithmetically" was put forward by:

What is the process called in which organisms with different evolutionary histories evolve similar phenotypic adaptations in response to a common environment?

Which of the following sequences was proposed by Darwin and Wallace for biological evolution?

State and explain any three factors affecting allele frequency in populations.

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