Vertebrate and Invertebrate Systems · NCERT Biology

The presence of a true coelom is seen in:

  1. All invertebrates exclusively, not vertebrates
  2. Only in vertebrates, not invertebrates
  3. Both vertebrates and many invertebrates
  4. Neither vertebrates nor any invertebrate group
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Correct answer: Both vertebrates and many invertebrates

A true coelom occurs in vertebrates and in several advanced invertebrates. It allows proper organ development and movement.

Difficulty: Medium Question 17 of 20

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