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LS1 Learning Set 4
Life Science 6 Lessons 9-13
Term | Definition |
---|---|
stable population | all organisms are able to survive and reproduce in their environment that meets all their needs |
unstable population | organisms CANNOT successfully live and reproduce because 1+ needs aren't met in ecosystem |
fluctuate | when a population rises and falls |
competition | when two organisms compete for the same resource(s) in their environment |
biotic factor | a living organism that impacts an environment |
abiotic factor | non-living things that impact an environment |
dioxin | a kind of pollutant group of chemicals produced as waste products from factories that leak into groundwater |
bioaccumulation | how some pollutants enter and build up, or accumulate, in organisms within a food chain |