Animal Kingdom Question 960
Question: Canal system is a characteristic of [BHU 1982, 85, 2000, 02; CPMT 1996; CBSE PMT 1999, RPMT 1999]
Options:
A) Hydra
B) Sponge
C) Sea anemone
D) Sea urchin
Show Answer
Answer:
Correct Answer: B
Solution:
Sponges have a canal system and they need a continuous current of water flowing through their bodies for respiration, excretion, nutrition and reproduction.
BETA
