State which of the following are homologous and which are analogous -
(i) wing of a bird and an insect
(ii) fore limb of a frog, reptile, bird and human

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Solution

1.Wings of birds and wings of bat : These are analogous organs as they have different structures but perform same function.

2. Forelimb of frog, reptiles, bird and human are homologous organs as they have same structure but perform different function.

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Similar questions

Question 13
Select the correct statement

(a) Tendril of a pea plant and phylloclade of Opuntia are homologous.
(b) Tendril of a pea plant and phylloclade of Opuntia are analogous.
(c) Wings of birds and limbs of lizards are analogous.
(d) Wings of birds and wings of bat are homologous.

Q. Study the following statements
I. Wings of birds and wings of bats are homologous organs.
II. Wings of birds and wings of insects are modified forelimbs.
III. Wings of birds and wings of insects are analogous organs.
IV. Wings of birds and forelimbs of horse are homologous organs.
The correct statements are

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. Assertion 1: Wings of a bat and a bird are analogous organs.

Assertion 2: Forelimbs of a bat and a bird are homologous organs.

Reason : Wings of a bat and a bird do not share a common origin.

Q. Mark the correct set.

Column I	Column II
I. Slow evolution	A. Non-progressive
II. Environment is responsible for evolution	B. Aristotle
III. Homologous organ	C. Bird wing and butterfly wing
IV. Analogous organ	D. Wing of bird and hose limb

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State which of the following are homologous and which are analogous -(i) wing of a bird and an insect(ii) fore limb of a frog, reptile, bird and human

1.Wings of birds and wings of bat : These are analogous organs as they have different structures but perform same function. 2. Forelimb of frog, reptiles, bird and human are homologous organs as they have same structure but perform different function.

State which of the following are homologous and which are analogous -
(i) wing of a bird and an insect
(ii) fore limb of a frog, reptile, bird and human

1.Wings of birds and wings of bat : These are analogous organs as they have different structures but perform same function.

2. Forelimb of frog, reptiles, bird and human are homologous organs as they have same structure but perform different function.