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Populations and Communities

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Across
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Organism that does the killing
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The role of an organism in its habitat
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A relationship in which both species benefit
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Moving out of a population
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Examples are weather conditions, space, food, and water
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Moving into a population
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The number of births per 1,000 individuals for a given time period
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Any relationship in which two species live closely together and at least one of the species benefits
Down
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An environment that provides the things a specific organism needs to live, grow, and reproduce
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One type of living thing
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The behaviors and physical characteristics that allow organisms to live successfully in their environment
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A relationship that involves one organism living, with, on, or inside another organism
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The struggle between organisms to survive as they attempt to use the same limited resources
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A relationship in which one species benefits and the other species is neither helped or harmed
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Organism that is killed