Match List - I with List - II . List - I List - II (a) Adaptive radiation (i) Selection of resistant varieties due to excessive use of herbicides and pesticides (b) Convergent evolution (ii) Bones of forelimbs in Man and Whale (c) Divergent evolution (iii) Wings of Butterfly and Bird (d) Evolution by anthropogenic action (iv) Darwin Finches

( a ) − ( iv ) ; ( b ) − ( iii ) ; ( c ) − ( ii ) ; ( d ) − ( i )

( a ) − ( iii ) ; ( b ) − ( ii ) ; ( c ) − ( i ) ; ( d ) − ( iv )

( a ) − ( ii ) ; ( b ) − ( i ) ; ( c ) − ( iv ) ; ( d ) − ( iii )

( a ) − ( i ) ; ( b ) − ( iv ) ; ( c ) − ( iii ) ; ( d ) − ( ii )

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Which of the following is not an example of analogous organs?

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Important Questions on Evolution

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Biology>Genetics and Evolution>Evolution>Evidences of Evolution

Which of the following structures is homologous to the wing of a bird?

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Biology>Genetics and Evolution>Evolution>Evidences of Evolution

Statement I: Organs which have similar structure and origin but perform different functions are called analogous organs.
Statement II : The sudden appearance of some vestigial organs in a better developed condition is called atavism

The correct option among the following is

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Biology>Genetics and Evolution>Evolution>Evidences of Evolution

Which of the following is an example of convergent evolution?

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Biology>Genetics and Evolution>Evolution>Evidences of Evolution

The similarity of bone structure in the forelimbs of many vertebrates is an example of:

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Biology>Genetics and Evolution>Evolution>Evidences of Evolution

Organic compounds first evolved in earth required for origin of life were :

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Biology>Genetics and Evolution>Evolution>Evidences of Evolution

Match List $- I$ with List $- II$ .

List $- I$		List $- II$
(a)	Adaptive radiation	(i)	Selection of resistant varieties due to excessive use of herbicides and pesticides
(b)	Convergent evolution	(ii)	Bones of forelimbs in Man and Whale
(c)	Divergent evolution	(iii)	Wings of Butterfly and Bird
(d)	Evolution by anthropogenic action	(iv)	Darwin Finches

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Biology>Genetics and Evolution>Evolution>Evidences of Evolution

In Bougainvillea and Cucurbita, the axillary bud is modified into thorn and tendril respectively. This is an example of

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Biology>Genetics and Evolution>Evolution>Evidences of Evolution

Mention one example each from plants and animals exhibiting divergent evolution.

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Biology>Genetics and Evolution>Evolution>Evidences of Evolution

Which of the following refer to correct example(s) of organisms which have evolved due to changes in environment brought about by anthropogenic action?

(a) Darwin’s Finches of Galapagos islands.
(b) Herbicide resistant weeds.
(c) Drug resistant eukaryotes.
(d) Man-created breeds of domesticated animals like dogs.

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Biology>Genetics and Evolution>Evolution>Evidences of Evolution

Flippers of Penguins and Dolphins are examples of

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Biology>Genetics and Evolution>Evolution>Evidences of Evolution

Which of the following does not show divergent evolution?

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Biology>Genetics and Evolution>Evolution>Evidences of Evolution

Which one of the following are analogous structures?

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Biology>Genetics and Evolution>Evolution>Evidences of Evolution

Assertion (A): Homologous characters are originated from a different ancestor