Correct option is B
The correct answer is Starfish.
· Starfish (Phylum Echinodermata) use tube feet for locomotion and feeding.
· Tube feet are part of the water vascular system.
· They work through hydraulic pressure.
· Not found in fish or molluscs.
Information Booster:
· Tube feet also help in gas exchange.
· Located in grooves on the underside of arms.
· Each tube foot has suction ability.
· Unique to echinoderms like sea urchins, brittle stars. Top of Form
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