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Bio Standard B.12(A)
interpret relationships, including predation, parasitism, commensalism...
| Term | Definition |
|---|---|
| Predation | act of one organism feeding on another organism. |
| Commensalism | symbiotic relationship in which one organism benefits and the other organism is neither helped nor harmed. |
| Mutualism | symbiotic relationship in which both organisms benefit. |
| Competition | active demand by two or more organisms or kinds of organisms for some environmental resource in short supply |
| Environment | the complex of physical, chemical, and biotic factors (as climate, soil, and living things) that act upon an organism or an ecological community and ultimately determine its form and survival |
| Ecosystem | biological community and all the nonliving factors that affect it. |
| Parasitism | symbiotic relationship in which one organism benefits at the expense of another organism. |