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23 Cards in this Set
- Front
- Back
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Exponential growth
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As a population gets larger, it grows at a faster rate, J-shaped graph
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Carrying capacity
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the number of organisms of one species that an environment can support indefinitely
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Life history pattern
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an organism's reproductive pattern
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Bacteria have a _________ life history pattern
RAPID OR SLOW |
rapid
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Elephants have a __________ life history pattern.
RAPID OR SLOW |
slow
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What type of dispersion is illustrated in the picture?
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Random
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What type of dispersion is pictured?
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Uniform or Even
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What type of dispersion is illustrated?
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Clumped
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A factor that affects the population because the population is so densely packed.
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Density dependent factor
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A factor that affects a population regardless of how dense or sparse a population is.
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Density independent factor
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List some density dependent factors
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disease, competition, predators, parasites, & food
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List some density independent factors
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temperature, storms, drought, floods, natural diasters, chemicals, habitat disruptions
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If the population of cats increases what do you think will happen to the population of mice?
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The mice population will decrease because the cats will eat them.
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The study of the human population size, density, movment,distrubtion,& birth/death rates is called
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Demography
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The number of live births per 1,000 population in a given year
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Birth Rate
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The number of deaths per 1,000 population in a given year
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Death rate
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If a population's death rate is increasing and the birth rate is decreasing what is happening to your population?
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Your population is declining or getting smaller
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If a population's death rate is equal to the birth rate what is happening to that population?
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It remains the same. Equilbrium
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If a population's death rate is decreasing, the birth rate is increasing and immgration rates are increasing what is happening to the population?
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The population is growing or increasing.
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The amount of time it takes a population to double is called____________
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doubling time
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_________ _____________ refers to the proportions of the populations that are in different age levels.
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Age structure
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What does this graph represent?
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carrying capacity
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EXTRA CREDIT INSTRUCTIONS ARE IN CH 3 FLASHCARDS
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GO CHECK IT OUT
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