Question

Identify the phylum of hydra.

Answer 1

1. Hydra is an example of Phylum Coelenterata (Cnidaria).
2. These animals are radially symmetrical.
3. They possess tentacles around the mouth that helps in capturing food and in locomotion.
4. The body walls and tentacles possess cnidoblasts (stinging cells) which help in anchoring and are used for defence or offence.