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Evolution

Thorns of Bou...

Question

Thorns of Bougainvillea and tendrils of Cucurbita represent homologous organs which arise due to:

A

Convergent evolution

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B

Divergent evolution

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C

Artificial selection

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D

Anthropogenic action

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Solution

The correct option is B Divergent evolution
Analogy is based on convergent evolution. The species which are artificially produced and selected by humans for desirable benefits are examples of artificial selection. Homologous organs are result of divergent evolution or adaptive radiation.

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Similar questions

Q. Identify the examples of homologous structures from the following.
(i) Vertebrate hearts
(ii) Thorns in Bougainvillea and tendrils of Cucurbita
(iii) Food storage organs in sweet potato and potato

Q. In the following question a statement of assertion is followed by a statement of reason.

Assertion: Thorns of Bougainvillea and tendrils of Cucurbita represent homology.
Reason: Homologous organs have similar functions but are different in their structural details and origin.

Q. Are the thorns of Bougainvillea and tendrils of Cucurbita homologous or analogous ? Which type of evolution has brought such a similarity in them?

Q. Thorns of Bougainvillea and tendrils of Cucurbita are_________.

Q. Tendrils of Cucurbita and thorns of Bougainvillea are

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