Write the similarity between the wing of a butterfly and the wing of a bat. What do you infer from the above with reference to evolution?

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Solution

Wing of a butterfly and wings of birds are analogous organs as their origin is not the same but they perform similar functions. We can infer the evolutionary relationship between organisms and this is an example of convergent evolution.

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Q. Comment on the similarity between the wing of a cockroach and the wing of a bird. What do you infer from the above, with reference to evolution?

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

Choose the correct statement(s) with reference to organic evolution.
I. Flippers of whales and wings of bats exhibit analogy.
II. Wings of butterflies and wings of birds exhibit homology.
III. Organs with dissimilar structures, performing similar functions are called analogous organs.
IV. Organs with similar structure and origin are called homologous organs.

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Q. Which of the following are pairs of analogous organs?
I. Forelimbs of horse-Wings of bat

II. Wings of bat-Wings of butterfly
III. Forelimbs of horse-Wings of butterfly

IV. Wings of bird-Wings of bat

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