Chapter 14.4 Flashcards
Increase the number of individuals Ina population
Birth
Is the movement of individuals into a population from another population
Immigration
Is the movement of individuals out of a population and into another population
Emigration
Is the size of a population decreases when individuals die
Deaths
Occurs when a population size increase dramatically over a period of time
Exponential growth
Is a slow growth followed by a brief period of exponential growth before leveling off at a stable size
Logistic growth
Of an environment is the maximum number of individuals of a partic ular
Species that the environment can normally and consistently support
Carrying capacity
Is a dramatic decline in the size of a population over a short period of time
Population crash
The factor that has the greatest effect in keeping down the size of population
Limiting factor
Are limiting factors that are affected by the number of individuals Ina given area .
Density dependent limiting factors
Are the aspects of the environment that limit a populations growth regardless of the density of the population
Density independent limiting factors