| A | B |
| environment | All of the living and nonliving things that surround and affect an organism |
| prey | Animals that are caught and eaten by predators |
| predator | An animal that hunts, catches, and eats other animals |
| niche | The role that a plant or animal plays in its habitat |
| ecosystem | A community of organisms and the environment in which they live |
| hatitat | The place where an organism lives and can find everything it needs to survive |
| producer | A living thing, such as a plant, that can make its own food |
| consumer | A living thing that cannot make its own food and must eat other living things |
| community | A group of organisms that live in the same area and interact with one another |
| population | All the organisms of the same kind that live together in a given area |
| photosynthesis | The process that plants use to make sugar |