Question

The stinging cell is a characteristic feature of phylum:

• A. Coelenterata
• B. Porifera
• C. Annelida
• D. Arthropoda

Answer 1

The correct option is A

Coelenterata

Cnidoblasts or stinging cells are a characteristic feature of organisms belonging to the phylum Coelenterata. Most of these organisms are marine. Only a few are freshwater dwellers. Cnidoblast bearing tentacles are present around the mouth of the the animal. They use these to catch prey or ward off predators. Cnidoblasts inject the toxin in the body of the prey.