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Brannock N&C
Seventh Grade Science - Needs & Characteristics Vocab
Term | Definition |
---|---|
Stimulus | A change in an organism's environment that it reacts to. Examples: Light, darkness, gravity, heat, cold |
Response | An organism's response to a stimulus. |
Grow | To get larger in size. |
Develop | To change in form or become more complex. |
Homeostasis | Maintaining a stable internal environment. |
Biotic Factor | Anything in an ecosystem that is living or once was alive. |
Abiotic Factor | The nonliving parts of an ecosystem. |
Habitat | The environment an organism lives in. |
Organism | A living thing. |
Species | A group of organisms that look alike and can reproduce. |
Population | All of a single species in an area. |
Community | All of the biotic factors in an area. Its made up of populations. |
Ecosystem | All of the living and non-living things in an area. |