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Question

Which of the following animals possesses a well-developed water vascular system ?

This question was previously asked in
UPSSSC PET 2023 Question Paper (28-Oct-2023) (Shift 2)
The correct answer is

Starfish

A water vascular system is a hydraulic system used by echinoderms (like starfish, sea urchins, and sea cucumbers) for locomotion, food collection, and respiration. Based on the analysis, the starfish is the animal among the choices that characteristically possesses a well-developed water vascular system , enabling functions like locomotion via tube feet.

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