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ecosystems miller

QuestionAnswer
barrier Stops movement from one area to another
competetion two or more organisms working to get what they need to survive
ecosystem all living and nonliving things that interact in an environment
niche role of an organism in an ecosystem
migration Moving from one place to another for reasons of food or temperature
abyss the depest part of the ocean
dark zone no lightand very cold water
phytoplankton tiny plantlike organisms that live in sunlit zone
sunlit zone sunlight shines
twilight zone a lot of water pressure and colder water
zooplankton tiny animal-like organisms that live in sunlit zone
succession when animals begin to populate
pioneer stage the first stage of change
Created by: lbatten.fa
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