2025 Animal KingdomPhylum Echinodermata Easy Question 1 of 2 in Phylum Echinodermata

Role of the water vascular system in Echinoderms is:
A. Respiration and Locomotion
B. Excretion and Locomotion
C. Capture and transport of food
D. Digestion and Respiration
E. Digestion and Excretion
Choose the correct answer from the options given below:

A A and B Only
B A and C Only
C B and C Only
D B, D and E Only

The answer is B.

Solution

In echinoderms, water vascular system functions in locomotion, capture and transport of food, and respiration.

According to NCERT, the most distinctive feature of echinoderms is the presence of a water vascular system (ambulacral system) which helps in: locomotion, capture and transport of food, and respiration (A and C). Excretory organs are absent.

Concept Water Vascular System Functions

Phylum Echinodermata in past papers

2 questions from this chapter have appeared across 2 exam years.