Animal Kingdom Question 9
9. The organisms attached to the substratum, generally, possess
(a) radial symmetry
(b) one single opening of digestive canal
(c) asymmetrical body
(d) cilia on surface to create water current
Show Answer
Answer : a
Hints & Solutions
(a) The organisms, which are attached to substratum, generally, possess radial symmetry in all vertical planes.
