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chapter 4

TermDefinition
Carrying Capacity - pg. 98 Definition - Largest number of individuals in a species that an enviorment can support long-term.
Density-Dependent Factor - pg 95 Definition - Enviormental factor, such as predation, disease, and competition that depends on the number of members in a population per unit.
Density Independent Factor - pg 94 Definition - Enviormental factor, such as storms and extreme heat or cold, that affects populations regardless of their density.
Dispersion - pg 92 Definition - arrangement of a population in its enviorment.
Emigration - pg 97 Definition - Movement of individuals away from a population.
Immigration - pg 97 Definition - Movement of individuals into a population.
Population Density - pg 92 Definition - Number of organisms per unit of living area.
Population Growth Rate - pg 97 Definition - how fast a specific population grows.
Age Structure- pg 104 Definition - In any population, the number of individuals in their pre-reproductive, reproductive and post-reproductive years.
Demographic Transition - pg 102 Definition - population change from high birth rates and death rates to low birth rates and death rates.
Demography - pg 100 Definition - Study of human populations based on size, density, movement , distrubition, and birth and death rates.
Zero Population Growth (ZPG) - pg 104 Definition - Occurs when the birthrate equals the death rate.
Created by: rebekahjaco
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