A) Spicules
B) Spongin fibres
C) Tentacles
D) Holdfast
Correct Answer: B
Solution :
Euspongia is called bath spongia. The sponge are classified on the basis of skeleton which is made up of sponging fibere. After the bath sponge dries only the skeleton is left.You need to login to perform this action.
You will be redirected in
3 sec