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BIO FINAL (sem 2)

QuestionAnswer
Competitive exclusion vs Niche differentiation - Competitive exclusion: only one species of two can survive in an environment due to competition - Niche differentiation: competing species use the environment differently so they can coexist
Fundamental vs Realized niche - Fundamental niche: total theoretical range of environmental conditions/resources that a species can tolerate/use - Realized niche: the portion of the fundamental niche that a species actually occupies due to competition with other species
Ecological niche the range of conditions an organism can tolerate and the resources they use
Coevolution two interacting species influence each other's adaptions over time
Describe the 3 subcategories of symbiosis 1. Parasitism: parasite benefits, host is harmed 2. Commensalism: one organism benefits while the other is unaffected 3. Mutualism: both organisms benefit from the interaction
Describe predation/herbivory involves consuming a living organism
What are the major types of species interactions? 1. Predation/Herbivory 2. Symbiosis (parasitism, commensalism, mutualism) 3. Competition
Community structure the composition and relative abundance of the different types of organisms present
Species richness, evenness, and diversity - Species richness: number of species - Species evenness: distribution of abundance - Species diversity: incorporates both richness and evenness
Created by: annamajken
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