| A | B |
|---|
| Ecosystem | All the living and nonliving things that interact in an area |
| Habitat | The place where an organism lives that provides needed things |
| Biotic Factors | The living parts of an ecosystem |
| Abiotic Factors | The nonliving parts of an ecosystem |
| Species | Similar organisms that can produce fertile offspring |
| Population | All the members of a species in an area |
| Community | All the different populations present in an area |
| Ecology | Study of how organisms interact with eachother and environment |
| Natural Selection | Process where better-adapted organisms survive and reproduce |
| Producer | An organism that can make its own food |
| Consumer | An organism that gets its energy by feeding on other organisms |
| Herbivore | A consumer that eats only plants |
| Carnivore | A consumer that eats only animals |
| Omnivore | A consumer that eats both plants and animals |
| Decomposer | An organism that gets its energy by consuming wastes and dead organisms |
| Scavenger | Carnivore that feeds on previously killed organisms |
