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Populations and Communities

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