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Ecology Vocab

TermDefinition
abiotic factor all of the nonliving parts of an ecosystem
biotic factor all of the living parts of an ecosystem
climax community the final and most stable stage of an ecosystem after a succession event has occurred
community a group of various species that live in the same place and interact with one another
consumer organism that eats other organisms to obtain its energy
decomposer organism that breaks down organic matter
ecological succession a change in the inhabitants of an ecosystem
ecosystem all the living and nonliving parts of the environment
food chain Pathway of energy transfer through levels of feeding patterns
food web Diagram showing ALL feeding patterns in an ecosystem
habitat the place where an organism lives
pioneer species The first organisms to colonize an ecosystem after a succession event has occurred
population All the members of the same species that live in the same place
primary succession Type of succession that occurs where no soil previously existed
producer An organism that produces (makes) its own food.
secondary succession Type of succession that occurs where an ecosystem did exist previously
species A group of organisms that can mate and produce fertile offspring
trophic level The steps in a food chain or food web, producers are always the first level
Created by: GarrisonWAHS