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Questions and Answers
Explain Replacement-level Fertility.
Explain Replacement-level Fertility.
The total fertility rate at which a population exactly replaces itself from one generation to the next, without migration.
What does Infant Mortality measure?
What does Infant Mortality measure?
Number of deaths per thousand live births of children under 1 year of age.
Describe Population Profile or Age Structure.
Describe Population Profile or Age Structure.
A chart or bar graph showing the number of males and females for successive ages in the population.
Which type of factors have an amplified effect as the population increases?
Which type of factors have an amplified effect as the population increases?
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What is the term used for a factor whose effect is independent of population density?
What is the term used for a factor whose effect is independent of population density?
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If the birth rate decreases and the death rate increases at higher population density, what type of factor is it considered to be?
If the birth rate decreases and the death rate increases at higher population density, what type of factor is it considered to be?
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Which type of pattern in dispersion is common in species with individuals that do not have close interactions?
Which type of pattern in dispersion is common in species with individuals that do not have close interactions?
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Which factor plays a key role in maintaining population size near the carrying capacity in K-selection patterns?
Which factor plays a key role in maintaining population size near the carrying capacity in K-selection patterns?
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How do seasonal changes affect population density?
How do seasonal changes affect population density?
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Which of the following can significantly alter population dynamics according to the text?
Which of the following can significantly alter population dynamics according to the text?
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What effect does crowding have on population size according to the text?
What effect does crowding have on population size according to the text?
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What growth pattern is exhibited by a population when it reaches the upper limit on population size due to limited environmental resources?
What growth pattern is exhibited by a population when it reaches the upper limit on population size due to limited environmental resources?
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Which factor leads to the gradual decrease in the steepness of the J-shaped curve in exponential growth?
Which factor leads to the gradual decrease in the steepness of the J-shaped curve in exponential growth?
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What is the theoretical maximum number of individuals of a given species that the environment can sustain indefinitely called?
What is the theoretical maximum number of individuals of a given species that the environment can sustain indefinitely called?
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