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Energy Flow/pyramids

Energy Flow in Ecosystems

TermDefinition
producer an organism that makes its own food
consumer an organism that obtains energy by feeding on others
herbivore consumers that eat only plants
carnivore consumers that eat only animals
omnivore consumers that eat both plants and animals
scavenger carnivore that feeds on the bodies of dead organisms
decomposer an organism that breaks down wastes and dead organisms and returns the nutrients to the ecosystem
food chain a series of events where one organism eats another and obtains energy
food web many overlapping food chains
energy pyramid a diagram that shows the amount of energy that moves from one feeding level to another in a food web
sun energy source for food chains and webs
autotroph self feeder
heterotroph other feeder
ten percent the amount of energy available to the next level in an energy pyramid
Created by: rcunningham518