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Brannock N&C

Seventh Grade Science - Needs & Characteristics Vocab

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.
Created by: forbeskt