One pair of organs in the following animals are not homologous. This is :
(a) forelimbs in humans and lizard
(b) forelimbs in lizard and frog
(c) wings in butterfly and bat
(d) wings in bat and bird

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Solution

(c) wings in butterfly and bat
Butterfly and bat wings cannot be considered homologous organs as they have different basic designs.

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Similar questions

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. 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

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.

Four students P, Q, R and S differently reported the following set of organs to be analogous:

P. Forelimb of a frog and forelimb of a lizard
Q. Forelimb of a bird and forelimb of a human
R. Wings of a parrot and wings of a butterfly
S. Wings of a bird and wings of a bat

The two students who have reported correctly are:

Q. Why the wings of a bat and the forelimbs of a horse are considered homologous?

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One pair of organs in the following animals are not homologous. This is : (a) forelimbs in humans and lizard (b) forelimbs in lizard and frog (c) wings in butterfly and bat (d) wings in bat and bird

(c) wings in butterfly and bat Butterfly and bat wings cannot be considered homologous organs as they have different basic designs.

One pair of organs in the following animals are not homologous. This is :
(a) forelimbs in humans and lizard
(b) forelimbs in lizard and frog
(c) wings in butterfly and bat
(d) wings in bat and bird

(c) wings in butterfly and bat
Butterfly and bat wings cannot be considered homologous organs as they have different basic designs.