Question 28
Hard calcium carbonate structures are used as skeleton by

(a) Echinodermata
(b) Protochordata
(c) Arthropoda
(d) Nematoda

Open in App

Solution

(a) Echinodermata

Hard calcium carbonate structures are used as a skeleton by Echinodermata.It is a characteristic feature of Echinodermata.

Suggest Corrections

Similar questions

Question 7
In which group of animals, coelom is filled with blood?

(a) Arthropoda
(b) Annelida
(c) Nematoda
(d) Echinodermata

\begin{matrix} A & B & C Bilaterally symmetrical & Bilaterally symmetrical & Bilaterally symmetrical Pseudocoelomate & Open circulatory system & Marine animals Parasitic worms & Reduced coelomic cavity & Notochord \end{matrix}

Join BYJU'S Learning Program

Explore more

Join BYJU'S Learning Program