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All members of a population ___________. a. are the same age b. reproduce c. belong to the same species d. all of the above

The exponential model of population growth assumes __________. a. the death rate declines as population density increases b. per capita growth rate does not change c. industrialization causes a fall in birth rates d. resources are limited

For a given species, the maximum rate of population increase under ideal conditions is the ___________. a. biotic potential b. carrying capacity c. environmental resistance d. density control

Competition for resources and disease are __________ controls on population growth rates. a. density-independent b. density-dependent

An increase in the population of a prey species would most likely __________ the carrying capacity for that species' predators. a. increase b. decrease c. not affect d. stabilize

Members of a species with an __________ life history have many off-spring and invest little in each one. a. equilibrial b. opportunistic

The logistic model of population growth takes into account __________ , but not __________. a. density-dependent factors; density-independent factors b. density-independent factors; density-dependent factors

The human population is now about __________. a. 7 billion b. 7 million c. 70 billion d. 70 million

Compared to the less developed countries, the highly developed ones have a higher __________. a. death rate b. birth rate c. total fertility rate d. resource consumption rate

True or false? A population can never exceed its carrying capacity.