population miniquiz Flashcards
populatiion
a group of organisms that belong to the same species and live in a particular place at the same time
geographic range
describes the space where it lives which can vary greatly from species to species
population size
the number of individuals that the population contains
population density
the number of individuals of a species per unit area
population distribution
how the organisms are spread across their range
dispersion/distribution
the spatial distribution of individuals within the population
what are the types of dispersion
clumped, uniform, random
clumped dispersion
organisms clustered together
uniform disperion
individuals are separated by a fairly consistent distance
random dispersion
each individuals location is independent of the location of other individuals in the population
age structure
number of males and females of each age in population
growth rate
the amount by which a population’s size changes in a given time (birth rate + immigration rate) - (death rate + emmigration rate)
