critical factor in controlling human population1) The most critical factor in controlling human population growth is
(1pts)
controlling reproductive lifespan.
decreasing the age of first birth.
decreasing the average number of births per woman.
decreasing infant death.
increasing overall wellness for the human race.
2) The total fertility rate (TFR) is an estimate of
(1pts)
the number of children that will survive to adulthood.
the number of years a typical infant will live.
the number of children each woman in a population will have.
the number of births per 1000 people per year.
the percentage of women in a population that are able to have children.
3) Which factor would NOT influence the size a population reaches over time?
(1pts)
Immigration and emigration
Number of deaths
Age of females at reproduction
Distance traveled by migrants
Number of births
4) To determine the number of individuals that will be added to a population in a specified time, we multiply the growth rate (r) by the
(1pts)
biotic potential.
original population size.
environmental resistance.
final population size.
number of immigrants
5) Under which of the following conditions would a population grow?
(1pts)
The birth rate and the death rate are equal.
The birth rate exceeds the death rate and there is no immigration or emigration.
Emigration exceeds immigration and the birth rate equals the death rate.
The birth rate equals the death rate and immigration is equal to emigration.
The carrying capacity is exceeded.
6) A population’s growth rate depends upon
(1pts)
the age at which it first reproduces.
the average number of offspring produced.
the reproductive lifespan.
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