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14 Cards in this Set
- Front
- Back
Population |
is all the members of a species living in the same place at the same time. |
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Density |
is the number of individuals per unit of volume |
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Dispersion |
is the relative distribution or arrangement of its individuals within a given amount of space |
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Growth Rate |
A change in the size of a population over a given period of time. Mostly gaining population |
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Reproductive potential |
This rate is limited by the maximum number of offspring that each member of a population can produce. |
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Exponential growth |
Some organisms population grows faster and faster. |
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Carrying Capacity |
a particular species is the maximum population that the ecosystem can support |
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Niche |
The unique role of a species within an ecosystem |
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Competition |
is a relationship in which different individuals or populations attempt to use the same limited resource. |
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Predation |
Predator and prey system |
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Parasitism |
The relationship between the parasite and its host |
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Mutualism |
A close relationship between two species in which each species provides a benefit to the other |
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Commensalism |
A relationship in which one species benefits and the other species is neither harmed nor helped |
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Symbiosis |
A relationship in which two species live in close association |