Population Review for Test
Directions: Answer the questions below. Make sure to review the questions and answers for the population test.
1) What are the 4 factors that affect the population growth of the United States?
2) Calculate the population density of the following areas:
a) Area: 2000 km2, Population Size = 1000 individuals
b) Area: 6000 km2, Population Size = 2000 individuals
c) Area: 12000 km2, Population Size = 2000 individuals
3) What is the difference between density dependent and density independent factors?
4) How do you calculate doubling time? Solve:
a) Rate of growth = 2 %, Doubling time = ?
b) Doubling time = 40 years, Rate of growth = ?
5) How do you calculate birth rate? Death rate? Both per 1000? Solve:
a) r = 1.6%, deaths = 600, birth = ?, Size of pop = 1000
b) r = ? births = 4/1000, deaths = 2/1000
6) What are the differences between k selected and r selected species?
7) What are the major differences between a developed country, a moderately developed, and a less developed country?
8) What are the 3 age structure pyramids? Describe the major differences between each of them.
9) How do you determine future population size with the rate and the total population size? Solve:
a) Pop. Size = 2000, r = 0.5 %, t = 10 yrs from now.
10) What are the 3 major immigration acts/laws we went over in class?
11) Know the demographic transition curve. What are the 4 stages? How are they different from each other?
12) Know the survivorship curves? What is Type I, Type II, and Type III? Use the book for this.
13) How did China and India slow their population growth down? What are the advantages and disadvantages of these policies?
14) What is the number one way to decrease population size?
15) Why have death rates decreased in the last one hundred years?
16) What is urban sprawl?
17) What are three environmental negative effects of urban sprawl?
18) What is zoning?
19) How is urban sprawl fixed?
20) Why do citizens leave rural areas to live in urban areas?