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10 Cards in this Set

  • Front
  • Back
Population density
The number of individuals per unit area
Immigration
The movement of individuals into an area
Emmigration
The movement of individuals out of an area
Exponential growth
When the individuals in a population reproduce at a constant rate
Logistic growth
A population's growth slows or stops following a period of exponential growth
Carrying capacity
the largest # f individuals that a given environment can support
limiting factor
a factor that causes a population growth to decrease
density-dependent limiting variable
limiting factor that depends on population size
Predator- prey relationship
regulation of a population by predation takes place
Density-independent limiting factors
affect all populations in similar ways, regardless of the population size