One of the special characters of Coelenterata only is the occurrence of

Question

One of the special characters of Coelenterata only is the occurrence of (A) polymorphism (B) flame cells (C) hermaphroditism (D) cnidoblast

Tardigrade Admin · Accepted Answer

The name of the Phylum Cnidaria is due to the presence of cnidoblast/nematoblast or stinging cells. These cell contain nematocyst (Stinging organ). The nematocyst consists of capsule, shaft and thread tube. The nematocysts are used for defence and offence.

Q. One of the special characters of Coelenterata only is the occurrence of

polymorphism

flame cells

hermaphroditism

cnidoblast

The name of the Phylum Cnidaria is due to the presence of cnidoblast/nematoblast or stinging cells. These cell contain nematocyst (Stinging organ). The nematocyst consists of capsule, shaft and thread tube. The nematocysts are used for defence and offence.