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NEET2008ZoologyEvolutionActual

Which one of the following pairs of items correctly belongs to the category of organs mentioned against it?

Options

  1. AWings of honey-bee and wings of crow - Homologous organs
  2. BThorn of Bougainvillea and tendrils of Cucurbita - Analogous organs
  3. CNictitating membrane and blind spot in human eye - Vestigial organs
  4. DNephridia of earthworm and malpighian tubules of cockroach - Excretory organs

Correct answer

D. Nephridia of earthworm and malpighian tubules of cockroach - Excretory organs

Step-by-step solution

Wings of honey bee and the wings of crow are analogous. Thorn of Bougaivillea and tendrils of Cucurbita are homologous. Blind spot in humans represent the point where the optic nerve will leave the eye ball so it is not vestigeal.

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