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Diversity In Living Organisms — Science STD 9 — Question

CBSE BoardEnglish MediumSTD 9ScienceDiversity In Living Organisms1 Mark
Question

Echinoderms have:

  1. Water vascular system.
  2. Canal system.
  3. Jet propulsion.
  4. Book lungs.
✓

Answer

  1. Water vascular system.

Explanation:

The most distinctive feature of echinoderms is the presence of water vascular system which helps in locomotion, capture and transport of food and respiration.

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