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Biology · PYQ NEET UG 2016(1)

हिन्दी

Which of the following feature is NOT present in Periplaneta americana?

  1. Exoskeleton composed at N-acetyl glucosamine.
  2. Indeterminate and radial cleavage during embryonic development.
  3. Schizocoelom as a body cavity.
  4. Metamerically segmented body.

Correct answer · Option 2

Indeterminate and radial cleavage during embryonic development.

Explanation

Cockroaches (arthropods) exhibit determinate and spiral cleavage, not indeterminate and radial cleavage (which is characteristic of deuterostomes).
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