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ecosystems gre5

QuestionAnswer
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
Created by: grimmer
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