Animal Kingdom Question 646
Question: One of the special characters of coelenterata only is the occurrence of [CBSE PMT 1994; CPMT 1999; BHU 1999; MP PMT 2002]
Options:
A) Hermaphroditism
B) Flame cells
C) Polymorphism
D) Nematocysts
Show Answer
Answer:
Correct Answer: D
Solution:
Special type of cells called nematocytes are present in only coelenterata.
These cells are used for food catching, defensive and offensive purposes.