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Relationships in Ecosystems
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Populations All of the same species in an ecosystem www.nkf-mt.org.uk www.intrasystems.gr
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Competition All living things compete for –Food –Space Competition limits population growth www.opim.wharton.upenn.edu
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Limiting Factors Anything that restricts or controls the number of individuals in a population www.bahamascommerce.com
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Carrying Capacity The largest number of individuals of one species an ecosystem can support www.wwt.org.uk
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Symbiosis Any close relationship between species en.wikipedia.org
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Mutualism A relationship in which both species benefit Cleaner fish Pollination Lichens: algae + fungus www.biology.clc.uc.edu www.orn.mpg.de www4.tpgi.com.au
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Commensalism A relationship in which one species benefits and the other is neither helped nor harmed Barnacles on whale Shark & remora www.community.webshots.com www.cbu.edu
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Parasitism A relationship in which one organisms benefits and the other is harmed Tick Mistletoe www.oznet.ksu.edu www.wcosf.org
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Predator - Prey Predators are consumers that capture and eat other consumers, called prey http://www.uga.edu
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Cooperation Organisms working together toward a common end or purpose http://forger.ca/ http://special.newsro om.msu.edu
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