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ecosystems gre5
Question | Answer |
---|---|
POPULATION | the number of one kind of organism in an ecosystem |
COMMUNITY | a group of populations that live together in an ecosystem |
COMPETITON | a contest among populations for food, shelter..... |
ADAPTATION | a characheristic that helps an organism survive in an ecosystem |
SYMBIOSIS | a relationship between organisms |
MUTUALISM | both organisms benefit in the relationship |
COMMENSALISM | one organism benefits in the relationship but the other doesn't |
PARASITISM | one organism benefits in the relationship but the other is harmed |
PREDATOR | the hunter |
PREY | the hunted |