3. Producers are photosynthesizing organisms, so basically any kind of plant. Consumers are anything that eat anything else.
4.Herbivores only eat plants
5. Omnivores eat both plants and other animals
6. Carnivores only eat animals
7. Notice how many things eat the krill. If there was a very small krill population, there wouldn't be nearly enough krill for everything to eat, so the population of everything else would be reduced as well.
