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Ecosystems Vocab

TermDefinition
Biotic Factor All the living things in an ecosystem
Abiotic Factor All the nonliving things in an ecosystem
Photosynthesis A series of chemical reactions that convert light energy, water, and carbon dioxide into food-energy molecule glucose, and gives off oxygen (light energy to chemical energy)
Ecosystem All the living and nonliving things in a given area
Producer Living things that make their own food
Consumer Living things that do not produce their own energy-rich food
Detritivore A consumer that gets its energy by eating the remains of other organisms
Food Chain A simple model that shows how energy moves from the Sun, to a producer, and then to one or more consumers through feeding relationships
Food Web A model used to show how food chains in a community are interconnected
Energy Pyramid A model used to show the amount of energy available in each step of a food chain
Evaporation The process during which liquid water changes into a gas called water vapor
Condensation The process during which water vapor changes into liquid water
Precipitation Water that falls from clouds to Earth's surface
Nitrogen Fixation The process that changes atmospheric nitrogen into nitrogen compounds that are usable by living things
Created by: poncmon31
 

 



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