1.What are the two positive components that contribute to growth rate?
1.What are the two positive components that contribute to growth rate?
(a)death and emigration
(b) death and immigration
(c) birth and immigration
(d)birth and emigration
2.A certain town starts with a population of 100 in the year 2000. One year later the population is 110. In 2010 the population is 200, and by 2100 the population is 1100. This example shows:
(a) compounding
(b) linear growth
(c) exponential growth
(d) logistic growth
3.What is NOT shown in an age pyramid?
(a) age structure
(b)sex ratio
(c)population limits*
(d) immigration rates
4.Most scientists estimate that the carrying capacity for the human race is:
(a) 4-8 billion
(b)2-3 billion
(c)8-15 billion
(d) 15-20 billion
5.With the global population constantly increasing, at some point food will become limited. What is a way that should NOT be used to help hold off this problem?
(a)turn more land over for agricultural use
(b)improve agricultural technologies to increase crop yield
(c)government regulated sterilizations of people
(d) use genetically-modified foods
6.Demographic transition refers to:
(a)the changes in a population related to births and deaths in a population over a given time period.
(b) the change in population growth patterns over time as developing countries become developed countries.
(c) the movement of people groups from one culture to another.
(d)the change in population growth patterns as new ethnic groups enter a population.
7.A model of _____ would be presented in an “S-shaped” pattern.
(a)logistic growth*
(b)exponential growth
(c)doubling time
(d)linear growth
8.What is the exact carrying capacity for the human race?
(a)12 billion
(b)hard to predict due to technological breakthroughs
(c) 9 billion
(d) 24 billion
9.What is the number that total fertility needs to be at for there to be no population growth?
(a)2
(b) 8
(c) 4
(d) 0
