Biology · Animal Kingdom
Which of the following features is true regarding the organisms of phylum Echinodermata?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1A water vascular system is completely absent in them.
- 2They lack the capacity for regeneration.
- 3They possess a highly developed brain in the nervous system.
- 4All animals belonging to this phylum are exclusively marine.✓
Correct answer
All animals belonging to this phylum are exclusively marine.
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