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4th Grade Ecosystems

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Question
Answer
amount of salt in something   salinity  
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group of the same species living in the same place at the same time   population  
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variety of plants and animals   diversity  
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most natural sysytems have patterns that give them _______________ (balance)   stability  
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The most basic parts of an ecosystem are ___________ & ______________   living things & nonliving things  
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includes all of the living things (plants, animals and organisms) in a given area, interacting with each other, and also with their non-living environments (weather, earth, sun, soil, climate, atmosphere).   ecosystem  
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Plants or animals originally from the area that they live   Native  
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Plants or animals that have moved into a new area and taken over often harming native species   Invasive  
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interdependence   all living things are dependent on both nature and each other for their survival  
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canopy   roof-like structure  
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tropical   an warm, wet area from the equator to 30 degrees North or South of it.  
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temperate   area that sees warm summers and cool winters from 30 degrees to 60 degrees North or South of the Equator  
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polar   cold area that is from 60 degrees to 90 degrees North and South of the Equator  
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