Chapter 14 Jessica Givan


Parasitism: A relationship similar to predation in that one organism benefits while the other is harmed.
Commensalism: Only one species benefits while the other is neither helped or harmed.
Mutualism: Both partners benefit

Population Density and Dispersion

Population Density: Population per unit area
Clumped population dispersion: When the population clumps together rather than spreading out
Uniform Population Dispersion: When there is a pattern to the spread of population
Random Population Dispersion: No predictable pattern

Population size

Population size: The number of individual organisms in a population. Determined by 4 factors.


Created with images by Freeimages9 - "mosquitoe mosquito malaria" • Jorge Lascar - "An example of commensalism - A zebra and an egret" • Adhi Rachdian - "Mutualism" • Michael Bentley - "Pack of Prairie Dogs Eating"

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