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Exam (elaborations)

APES Population Questions and Answers

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APES Population Questions and Answers population ecology The study of populations in relation to the environment, including environmental influences on population density and distribution, age structure, and variations in population size population density number of individuals per unit a...

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  • December 6, 2024
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  • 2024/2025
  • Exam (elaborations)
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  • APES
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APES Population Questions and
Answers
population ecology - answer The study of populations in relation to the environment,
including environmental influences on population density and distribution, age structure,
and variations in population size

population density - answer number of individuals per unit area

birth rate - answer the number of babies born per 1,000 people in an area

death rate - answer the number of deaths per 1,000 people in an area

growth rate - answer the natural increase of a population, expressed as percent per
year

dispersal - answer movement of individuals among populations

immigration - answer dispersal of individuals into a population from another area or
country

emigration - answer dispersal of individuals from a population, bound for another are
or country in which to live

natural increase rate - answer The percentage growth of a population in a year,
computed as the crude birth rate minus the crude death rate.

biotic potential - answer maximum rate at which a population could increase under
ideal conditions

exponential population growth - answer Growth of a population in an ideal, unlimited
environment, represented by a J-shaped curve when population size is plotted over
time.

environmental resistance - answer All the limiting factors that tend to reduce
population growth rates and set the maximum allowable population size or carrying
capacity of an ecosystem

carrying capacity - answer (K) represents the largest population that can be
maintained for an indefinite period by a particular environmnet

survivorship - answer probability that a given individual in a population will survive to
a particular age

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