Each person has to read the Modern Archetypal Bear . What a primary producer, herbivore or primary consumer, and a carnivore or secondary consumer are. Then create a 3 link food chain and decide which category your bear falls into. A trophic level is used to locate the position or level of an organism during it's energy seeking activities. Decide whether your bear is at the first, second, or third trophic level.
Energy enters an ecosystem as sunlight.
Find out how this energy get's to the bear. Bears have a diet consisting of plants and animals. Among your group members decide whether or not bears can live only on vegetation like moose do. Is there anything special about moose that allows them to live totally on vegetation. Do bears have this.