The hydra is an example of an organism with a simple body plan that uses the same site for both digestion and nutrient distribution. What is the name of that site?

Gastrovascular Cavity

Explanation:

Hydra is commonly found in freshwater ponds and ditches as solitary organisms, in underside of aquatic leaves and lily pads in cool, clean freshwater pools and streams. It has a * Cylindrical body shape*.

Hydra possesses an internal body cavity, the * Gastrovascular cavity *, lined by gastrodermis and has a single opening, the mouth, which serves as an anus.

The Gastrovascular cavity of Hydra is a site for * digestion and nutrient distribution*, and also serves as anus.