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13 Cards in this Set

  • Front
  • Back
population density
number of individuals unit of area.
movement of individuals into an area occupied by an existing population.
movement of individuals out of an area.
exponential growth
growth pattern in which the individuals is a population reproduce at a constant rate.
Logistic growth
growth pattern in which a population’s growth rate slows or stops following a period of exponential growth.
Carrying capacity
largest number of individuals of a population that a given environment can support
Limiting factor
factor that causes the growth of population to decrease.
Density- dependent limiting factor
limiting factor that depends on population size.
Predator-prey relationship
mechanism of population control in which a population is.
Density-independent limiting factor
limiting factor that affects all populations in similar ways, regardless of population size.
scientific study of human populations.
Demographic transition
change in a population from high birth and death rates to low birth and death rates.
Age-structure diagram
graph of the numbers of males and females within different age groups of a population.