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ecosystems

study for yearly exams

TermDefinition
abiotic Non-living parts of ecosystems
biotic living part of ecosystems
consumer cannot create own energy. relies on other organisms for energy
producer can produce their own energy via photosynthesis
decomposer break down dead organisms, feces + waste and returns the matter to the environment
food web a way to represent transfer of energy as organisms feed off each other. made of many food chains.
biomass pyramid a way to represent the total amount of mass at each consumer level.
biomagnification increasing amounts of pollutants being digested as you move up a food chain.
deforestation clearing of land by removing large number of trees.
conservation saving or protecting environments for future, e.g. national parks.
sustainability balancing our need for sources with the need to protect and conserve the environment.
Created by: King_Stone
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