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Biology Chapter 19.1

TermDefinition
Population A group of organism of the same species that live in a specific geographical area and interbreed.
Population Density The number of individuals of the same species that live in a given unit of area.
Dispersion In ecology, the pattern of distribution of organism in a population.
Birth Rate The number of births that occur in a period of time in a given area.
Death Rate The number of deaths occurring in a period of time.
Life Expectancy The average length of time that an individual is expected to live.
Age Structure The classification of members of a population into groups according to age or the distribution of members of a population in terms of age groups.
Survivorship Curve A graph of the mortality data of a population; indicates the probability that individuals will survive to any given age.
Created by: DragonT20
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