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Ch. 1, Sec. 3, Terms
Chapter 1, Section 3, Key Terms
Question | Answer |
---|---|
Natural Selection | A characteristic that makes an individual better suited to its environment may eventually become common in that species through this process |
Adaptaions | Behabiors and physical characteristics that allow organisms to live successfully in their environments |
Niche | The role of an organism in its habitat, or how it makes its living. |
Competition | The struggle between organisms to survive as they attempt to use the same limited resource |
Predation | An interaction when one organism kills another for food |
Predator | The organism that does the killing |
Prey | The organism that is killed |
Symbiosis | A close relationship between two species that benefits atleast one species |
Mutualism | A relationship when both species benefit |
Commensalism | A relationship when one species benefits and the other is unharmed |
Parasitism | A relationship when one species benefits and the other is harmed |
Parasite | The organism that benefits for parasitism |
Host | The organism the parasite lives on or in |
McColl Simons | Period 5 |