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STD 12 - 6. evolution — BIOLOGY STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 ScienceBIOLOGYSTD 12 - 6. evolution1 Mark
MCQ
Which one of the following are analogous structures?
  • A
    Wings of bat and wings of pigeon
  • B
    Gills of prawn and lungs of man
  • C
    Thorns of Bougainvillea and tendrils ofCucurbita
  • ✓
    Both $(a)$ and $(b)$
✓

Answer

Correct option: D.
Both $(a)$ and $(b)$
d
(d) : The organs which have similar functions but are different in their structural details and origin are called analogous organs. The wings of bat are analogous to wings of pigeon. It is due to the fact that the basic structure of the wings of the mammal is different from the wings of bird. However, their function is similar. Similarly, gills of prawn and lungs of man, both are respiratory organs yet they have very different basic structure.

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