| A | B |
| herbivore | an animal that eats plants |
| consumer | a living thing that must use other organisms as food to get energy |
| carnivore | an animal that eats other animals |
| energy pyramid | shows the amount of energy at each level of the food chain |
| food chain | show the order, or sequence, in which organisms in an ecosystem consumer one another |
| food web | formed when food chains are linked together |
| omnivore | eats plants and animals for food |
| producer | a living thing that can use energy from the sun to make food |