Water vascular system is the characteristic of which group of the following? (A) Porifera (B) Gtenophora (C) Echinodermata (D) Chordata

Echinodermata

Water vascular system is a characteristic feature of the phylum Echinodermata. The water vascular system is a complex hydraulic system used for locomotion, respiration, and channelling food and waste products. The system is composed of canals connecting numerous tube feet. The water-vascular system consists of a performed plate called madreporite the pores of which allow the seawater to enter into the system.

Therefore, the correct option is (C)

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