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Vocab

Chapter 5

QuestionAnswer
The number of individuals per unit area population density
The movement of individuals into an area Immigration
The movement of individuals out of an area Emigration
Occurs when the individuals in a population reproduce at a constant rate Exponential growth
Occurs when a population's growth slows or stops following a period of exponential growth Logistic growth
Largest number of individuals of a population that a given environment can support Carrying capacity
A factor that causes population growth to decrease Limiting factor
A limiting factor that depends on population size Density-dependent limiting factor
Mechanism of population control in which a population is regulated by prediction Predator-prey relationship
Limiting factor that affects all populations in similar ways, regardless of population size Density-independent limiting factor
The scientific study of human populations Demography
A dramatic change in birth and death rates Democratic transition
Graph of the numbers of males and females within different age groups of a population Age-structure diagram
Created by: rachelebrady
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