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20.1
Species Interactions
| Question | Answer |
|---|---|
| predation | an individual of one species, called the predator, eats all or part of an individual of another species, called the prey |
| interspecific competition | a type of interaction in which two or more species use the same limited resource |
| symbiosis | a close, long-term relationship between two organisms |
| parasitism | a relationship in which one individual is harmed while the other individual benifits |
| mutualism | a relationship in which both organisms derive some benefit |
| commensalism | ine organism benefits, but the other organism is neither helped nor harmed |