A) Mollusca
B) Echinodermata
C) Fishes
D) Arthropoda
Correct Answer: B
Solution :
Important Characteristics of Echinodermata- (i)Echinoderms are exclusively marine beings. (ii) They have radially symmetrical body. (iii) They have well developed exoskeleton formed of calcareous ossicles and spines. (iv) The excretory organs are absent (v) The larval forms are bilaterally symmetrical (vi) Regeneration power is well developed in Echinoderms.
You need to login to perform this action.
You will be redirected in
3 sec
