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Solution - Evidences for Evolution

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Question

With the help of any two suitable examples explain the effect of anthropogenic actions on organic evolution.

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Find out from newspapers and popular science articles any new fossil discoveries or controversies about evolution.

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(a) Select the analogous structures from the combination given below:

(i) Forelimbs of whales and bats

(ii) Eyes of octopus and mammals

(iii) Tuber of sweet potato and potato

(iv) Tuber of Bougainvillea and tendrils of Cucurbita

(b) State the kind of evolution they represent

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Differentiate between homology and analogy. Give one example of each.

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(a) Select the homologous structures from the combinations given below:

(i) Forelimbs of whales and bats

(ii) Tuber of potato and sweet potato

(iii) Eyes of octopus and mammals

(iv) Thorns of Bougainvillea and tendrils of Cucurbita

 

(b) State the kind of evolution they represent.

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Attempt giving a clear definition of the term species

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Solution for concept: Evidences for Evolution. For the courses 12th CBSE (Arts), 12th CBSE (Commerce), 12th CBSE (Science)
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