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Unit 5

Vocab

QuestionAnswer
extinct (species) species that no longer exist
biodiversity variety of living organisms on earth
symbiosis relationship in which organisms live closely together over a long period of time.
parasitism relationship in which one species, the parasite, feeds on a second organism, the host
mutalism symbiotic relationship in which both species benefit
commensalism relationship in which one organism benefits while the other is nit affected
natural selection process that makes it more likely that organisms with the best characteristics for survival in a specific environment will survive, reproduce, and pass on their advantageous genetics traits to offspring
endangered species species that has so few individuals remaining that extinction is a possibility in the near future
threatened species species whose numbers are dwindling to a point at which the species could become endangered
adaptation special, inherited characteristics that helps an organism better survive in it's environment and which is developed over time.
structural adaptation physical characteristics that helps an organism survive its enviroment
behavioral adaptation way in which an organism acts or responds to its environment in order to respond
mimicry adaptation in which one species copies the appearance of behavior of another species
reflex behavior that is triggered automatically by something outside an organism
instinct behavior that an organism carries out because it is genetically prone to do so
Created by: Taylor.17
 

 



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