Principles of Environmental Science

William P. Cunningham, University of Minnesota
Mary Ann Cunningham, Vassar College

Human Populations

Multiple Choice Quiz


1	Using the rule of 70, what is the doubling time (in years) of a population growing at a 3 percent annual growth rate?
		A)	58 years
		B)	70 years
		C)	210 years
		D)	23.3 years


2	Which scientist believed that human populations increase at an exponential rate and eventually collapse by starvation?
		A)	Julian Simon
		B)	Charles Darwin
		C)	Thomas Malthus
		D)	Karl Marx


3	The number of births in a year per thousand persons is called
		A)	total fertility rate.
		B)	crude birth rate.
		C)	zero population growth.
		D)	fecundity.


4	The zero population growth rate in highly developed countries is about
		A)	2.1 children.
		B)	5 children.
		C)	0 children.
		D)	1 child.


5	Which of the following is NOT a pronatalist pressure?
		A)	Children provide support for elderly parents.
		B)	Male pride.
		C)	Children help with household and farm chores.
		D)	Highly educated women have control over their fertility.


6	The connection between economic development and decreased birth and death rates is referred to as
		A)	demographic transition.
		B)	family planning.
		C)	pronatalist pressures.
		D)	demography.


7	The French drug, RU486, controls birth by
		A)	preventing maturation of sperm.
		B)	creating a mechanical barrier between sperm and egg.
		C)	breaking down the lining of the uterine wall.
		D)	all of the above.

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