Honors Bio Final 2022

group of interacting populations that live in the same geographic area at the same time

• community

• population

• ecosystem

biotic or abiotic factor that restricts the number, distribution, or reproduction of a population within a community

• limiting factor

• tolerance

• ecological succession

process by which one community replaces another community because of changing abiotic and biotic factors

• ecological succession

• limiting factor

• biodiversity

establishment of a community in an area of bare rock or bare sand, where no topsoil is present

• primary succession

• secondary succession

• age structue

stable, mature ecological community with little change in the composition of species

• climax community

• density independent factor

• demographic transition

orderly change that occurs in a place where soil remains after a community of organisms has been removed

• primary succession

• secondary succession

• zero population growth

number of organisms per unit of living area

• population density

• density dependent factor

• immigration

environmental factor, such as storms and extreme heat or cold, that affects populations regardless of their density

• density independent factor

• density dependent factor

• carrying capacity

environmental factor, such as predation, disease, and competition, that depends on the number of members in a population per unit area

• density dependent factor

• density independent factor

• population dispersion

movement of individuals away from a population

• immigration

• emigration

• age structure