Animal Kingdom Question 950
Question: A Chamber common to all types of canal system of sponges is called [CPMT 1973, 78; AFMC 1985]
Options:
A) Paragastric cavity
B) Radial chamber
C) Excurrent canal
D) Incurrent canal
Show Answer
Answer:
Correct Answer: A
Solution:
The cavity common to all sponges is spongocoel or paragastric cavity lined with flagellated choanocytes.