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Interactions

Biological Interactions TEKS 13A

TermDefinition
Ecological relationships Organisms in an ecosystem exhibit different types of relationships as they interact. In which depend on each other for survival.
Symbiosis Long term, even evolutive relationship between two or more different biological species.
Mutualism Symbiotic relationship in which both organisms are benefited.
Commensalism Symbiotic relationship in which one organism is benefited and the other is neither helped nor harmed.
Parasitism Symbiotic relationship in which one organism is benefited and the other is harmed.
Competition In any ecosystem there a finite number of resources. This means that there is a limited amount of nutrients, water, habitats and energy. Organisms must compete for them.
Predation Relationship between predator and prey.
Popular Ecology sets

 

 



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