grizzly bears diet consist of roots, tubers, berries, nuts, fungi, insects, rodents, and fish. What ecological role best describes grizzly bears?

Omnivore               ?

Step-by-step explanation:

I don't know if this is correct but.

Bears are not scavengers they eat carcasses. They are also preditors and eat dear, moose and etc. They eat berries and are seed disposers (and nutrient providers). Berry seeds are easy to pass through a bear and are able to germinate.