Question

How does the life cycle of Obelia differ from the life cycle of Hydra? What is the name of the feeding polyp of Obelia? The reproductive polyp?

Answer 1

Answer:- differences between the life cycles of obelia and hydra are:-

Obelia	Hydra
Consists of medusa form	lacks a medusa form
Sexual reproduction occurs in medusa.	Sexual reproduction occurs through the formation of gametes.
These are both mobile and sessile.	These are only sessile.

The life cycle of obelia:-

The life cycle of hydra:-

The hydranths are known as the feeding polyps. Their mouths are surrounded by stinging tentacles that helps in capturing and consuming food.

The reproductive polyp of Obelia is termed as gonozooids. It have medusa buds.