Which among the following have open circulatory system?
(i) Arthropoda

(ii) Mollusca

(iii) Annelida

(iv) Coelenterata

Question

Which among the following have open circulatory system? (i) Arthropoda (ii) Mollusca (iii) Annelida (iv) Coelenterata

Philoid · Accepted Answer

Arthropods and Molluscs have open circulatory system.

Which among the following have open circulatory system?(i) Arthropoda(ii) Mollusca(iii) Annelida(iv) Coelenterata