Path of water in a sponge is
A. Dermal ostia Gastral ostia Osculum.
B. Dermal ostia Gastral ostia Spongocoel Osculum.
C. Osculum Spongocoel Choanocytes Ostia.
D. Pinacocytes Choanocytes Enteron Osculum.
Answer:B
Path of water in a sponge is
A. Dermal ostia Gastral ostia Osculum. B. Dermal ostia Gastral ostia Spongocoel Osculum. C. Osculum Spongocoel Choanocytes Ostia. D. Pinacocytes Choanocytes Enteron Osculum.