click below
click below
Normal Size Small Size show me how
Vocabulary #22
5th Grade Science - Criswell Elementary
| Term | Definition |
|---|---|
| organism | a living thing |
| classification | the grouping of organisms based on their similarities and differences |
| species | a group of organisms of the same kind that can mate and produce offspring |
| community | populations of different kinds of organisms that live in the same place at the same time |
| habitat | the environment where an organism lives |
| niche | the role that an organism plays in its habitat |
| adaptation | a structure of behavior that helps an organism survive in its surroundings |
| oxygen and carbon dioxide cycle | the movement of carbon dioxide and oxygen between organisms and the air |
| food chain | the path of food energy from on organism to another in an ecosystem |
| food web | overlapping food chains with different pathways for the flow of food energy in an ecosystem |