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NEET2008BotanyAnimal KingdomActual

Which one of the following in birds, indicates their reptilian ancestry?

Options

  1. AEggs with a calcareous shell
  2. BScales on their hind limbs
  3. CFour-chambered heart
  4. DTwo special chambers crop and gizzard in their digestive tract

Correct answer

B. Scales on their hind limbs

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