Question

Consider following features:
(a) Organ system level of organisation
(b) Bilateral symmetry
(c) True coelomates with segmentation of body
Select the correct option of animal groups which possess all the above characteristics.

• A. Annelida, Mollusca and Chordata
• B. Annelida, Arthropoda and Chordata
• C. Annelida, Arthropoda and Mollusca
• D. Arthropoda, Mollusca and Chordata

Answer 1

The correct option is B Annelida, Arthropoda and Chordata


Of all the true coelomates, annelida, arthropoda and chordata have segmented bodies. Mollusca is unsegmented and is covered by calcareous shell.