Term
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Definition
| ___ follow ecological principles just like any other animal |
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Term
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Definition
| ___ is the study of a population's births, deaths, and changes over time |
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Term
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Definition
| A ___ is a graphic way of presenting the data from demography |
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Term
| Belding's ground squirrels |
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Definition
| The survivorship curve for ___ shows that the death rate is relatively constant |
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Term
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Definition
| ___ population growth is population increase under ideal conditions |
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Term
| exponental population growth |
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Definition
| under these conditions, the rate of reproduction is the highest. |
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Term
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Definition
| A population's ___ equals birth rate minus death rate |
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Term
| J-shaped curve of exponential growth |
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Definition
| The ___ is characteristic of some populations that are rebounding |
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Term
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Definition
| realistic population projections limit growth by incorporating ___. |
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Term
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Definition
| ___ is the maximum population size the environment can support. |
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Term
| K-selection (density dependent selection) |
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Definition
| ___ selects for life history traits that are sensitive to population density |
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Term
| r-selection (density-independent selection) |
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Definition
| ___ selects for life history traits that maximize reproduction |
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Term
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Definition
| Clutch size int eh ___ decreases as density increases and food is in short supply |
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Term
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Definition
| in many animals, ___ may limit density |
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Term
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Definition
| ___ are highly territorial, usihg chemical communication to warn other cheetahs of their boundaries. |
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Term
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Definition
| ___ exhibit territoriality while nesting. THis disperses them uniformly |
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Term
| feed preferentially on that species |
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Definition
| As a prey population builds up, predators may ___. |
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Term
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Definition
| The accumulation of ___ can contribute to density-dependent regulation of population size |
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Term
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Definition
| Extreme fluctuations in population size are more common in ___ than in large mammals |
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Term
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Definition
| ___ are groups of populations linked by immigration and emigration. |
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Term
| high immigration; higher survival |
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Definition
| ___ combined with ___ can produce greater stability in population size. |
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Term
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Definition
| the ___ is the move from first toward second state (high birth rates and death rates to low birth rates and death rates) |
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Term
| relative wealth and education |
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Definition
| the demographic transition is associated with factors like ___ and ___. |
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Term
| how many resources we consume |
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Definition
| How many humans the biosphere can support depends on ___. |
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