Question

In syconoid type of canal system in sponges the incurrent canal opens into the radial canal through

Answer 1

Answer:

Syconoid Type:- •

But in most syconoid sponges, the walls of radial canals fuse in such a manner as to leave between them tubular spaces, the incurrent canals which open to the exterior between the blind outer ends of the radial canals by apertures termed dermal ostia or dermal pores.