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Science - Chapter 3

Ecosystems

QuestionAnswer
atmosphere The whole mass of air surrounding the earth.
biosphere Zone of the earth where life is found.
hydrosphere Earth's liquid water (oceans, lakes, other bodies of surface water, and underground water), frozen water (polar ice caps, floating ice caps, and ice in soil, known as permafrost)
mantle Zone of the earth's interior between its core and its crust.
geosphere Earth's intensely hot core, thick mantle composed mostly of rock, and thin outer crust that contains most of the earth's rock, soil, and sediment.
organism Any form of life
ecosystem One or more communities of different species interacting with one another and with the chemical and physical factors making up their non-living environment
population Group of individual organisms of the same species living in a particular area.
community Populations of all species living and interacting in an area at a particular time.
ecology Biological science that studies the relationships between living organisms and their environment
Created by: brimos
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