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Evolutionary Evidence- Fossils

The wings of ...

Question

The wings of a housefly and the wings of a sparrow are an example of :
(a) analogous organs
(b) vestigial organs
(c) respiratory organs
(d) homologous organs

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Solution

(a) analogous organs
The wings of a housefly and that of a sparrow are an example of analogous organs, as their basic structure is different, but they are used for the same purpose; i.e., flying.

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Similar questions

Q. Choose the correct statements with reference to organic evolution
(a) Flippers of Whale and wings of bat exhibit analogy
(b) Wings of Butterfly and wings of Bird exhibit homology
(c) Organs with dissimilar structure are called analogous organs
(d) Organs with similar structure and origin are called homologous organs

Q. Distinguish between analogous organs and homologous organs.

Identify the analogous and homologous organs amongst the following:

Wings of an insect, wings of a bat, forelimbs of frog, forelimbs of human.

Q. Out of the wing of a bird, wing of an insect and the wing of a bat :
(a) which two are homologous organs?
(b) which two are analogous organs?

Q. Wings of a parrot and _______ are an example of analogous organs.

Q. Study the different conclusions drawn by students of a class on the basis of observations of preserved/available specimens of plants and animals.
I. Potato and sweet potato are analogous organs in plants.
II. Wings of insects and wings of birds are homologous organs in animals.
III. Wings of insects and wings of bats are analogous organs in animals.
IV. Thorns of citrus and tendrils of Cucurbita are analogous organs in plants.
The correct conclusions are

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