Respected maam I have a doubt in chapter diversity in living organism that in ECHINODERMATA water vascular system is present , so what it is basically , like functioning I know but if we have to define it then how could we ? -

Open in App

Solution

Dear Tanish, Water vascular system is the system which is composed of canals connecting numerous tube feet. Echinoderms move by alternately contracting muscles that force water into the tube feet, causing them to extend and push against the ground, then relaxing to allow the feet to retract

Suggest Corrections

Similar questions

this is sad to note that

the chapter coloum of ask doubts didnt have the name of the chapter i have doubt in

so each time i typed it it said invalid

anyways the chapter i ave doubt in is

body fluids andcirculation

the question is

WRITE A NOTE ON PURKINJE FIBRES

thankyou pls help me with this

AS SOON AS POSSIBLE

How to join two chemical to derive its formula like for hydrogenchloride we use a symbol like HCl how is that possible using their symbol ? I know to create but how to use valency and where to use it I don’t know.

Q. As we know that hot water increases blood circulation in our body so it should remove laziness so why we prefer to have cold water bath?

Q. Living organisms have also got inorganic elements and compounds in them. How do we know this?

This doubt is regarding every chapter. How we have to answer the conceptual questions in exams ??

Join BYJU'S Learning Program