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TermDefinition
organism a living thng
habitat an enviorment that provides the things a scientific organism needs to grow and produce
biotic factor a living or once living part of an organism's habitat
abiotic factor a non living part of an organisms habitat
species a group of similar organisms that can mate with each other and produce offspring
population all the members of one species in living in the same area
comunity all the different populations together in a particular area
ecosystem the community of organisms that live in a particular area along with their nonliving envorment
ecoligy the study of how orgasisms interact with each other
birth rate the number of births per 1,000 individuals for a certain time period
death rate the number of deaths per 1,000 individuals for a certain time period
immigration movement of individuals to a populations area
emigration movement of individuals out of an area
population density number of individuals in an area
limiting factor an enviormental factor that causes a population to deacreace
carrying capacity the largest amount a population can support
natural selection organisms that are best adapted to their environment that are most likely to survive
adaptation inherited behaveior or physical character that helps an organism
niche how a organism makes its iving and interacts with the biotic an antibiotic factors in its habitat
competition the struggle between organisms to survive as they attempt to use the same human resourses
predation an interaction in which one organisms kills another for food
predicator the organism that does the killing in a predation interaction
prey an organism that is killed by another organism in a predication interaction
symbosis any relationship in which two species live closely together and that benefits at least one of the species
mutualism a type of symbosis in which both species benefit from living together
commensalism a type of symbiosis between two species in which one species benefits and the other species is not helped or harmed
parasitism a type of symbiosis in which one organism lives on or in a host and harms it
parasite the organism that benefits by living with, on, or in a host
host an organism that parasite lives in, or on and provdes a source of energy or a suitable environment for the parasite to live
Created by: avitale036
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