Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
B
Circulation
No worries! We‘ve got your back. Try BYJU‘S free classes today!
C
Feeding
No worries! We‘ve got your back. Try BYJU‘S free classes today!
D
Defence
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution
The correct option is A Locomotion The water vascular system is a modified part of coelom and consists of a system of sea water filled canals having certain corpuscles in Echinoderms. It plays various roles but in most vital role in the locomotion of the animals and comprises madreporite stone canal, ring canal, radial canal, Tiedman's body, lateral canals and tube feet.