Question

Water enters the water vascular system of a sea star through a porous plate on the aboral surface called the:

a. Tube feet
b. Madreporite
c. Ambulacral groove
d. Stone cana

Answer 1

The porous plate on the aboral surface of a sea star is called the madreporite.

Step-by-step explanation:

The porous plate on the aboral surface of a sea star that allows water to enter its water vascular system is called the madreporite.