Question

describe the distinqishing characters of minor Phylum by giving five points​

Answer 1

Answer:

1) Echinodermata have an endoskeleton of calcareous ossicles hence, the name derived as Echinodermata

2) The digestive system is complete with the mouth on the lower side and anus on the upper side.

3) The most distinctive feature of these organisms is the presence of the water vascular system which helps in locomotion, capture and transport food and respiration.

4) The excretory system is absent in echinoderms.

Explanation:

Sorry,

didn't knew the 5th point...

But hope this helps.....