Chapter 2 Unit test
Why is population study important?
1) More people are alive today
2) Population has increased at faster rate
3) Population growth is concentrated in less developed countries
What are the four most populated clusters (in order)?
1. East Asia (China)
2. South Asia (India)
4. Southeast Asia
Where do people not live?
Dry, wet, cold, and high lands
What are the three types of population density? Describe what they are.
1) Arithmetic: people to land
2) Physiological: people to arable land (farmland)
3) Agricultural: farmers to arable land
What are crude birth rate, crude death rate, and natural increase rate?
Crude Birth Rate (CBR): # of births in a year for every 1,000 people.
Crude Death Rate (CDR): # of deaths in a year for every 1,000 people.
Natural Increase Rate (NIR): % of growth of a population in a year
What are doubling time, total fertility rate, and infant mortality rate?
Doubling Time: time it takes to double a population.
Total Fertility Rate (TFR): average # of kids a women will have during her childbearing years.
Infant Mortality Rate (IMR): # of infant deaths in a year for every 1,000 births.
What are the agricultural, industrial, and medical revolutions?
Agricultural: humans domesticated plants and animals.
Industrial: improvements in industrial technology (changed manufacturing goods).
Medical: medical technology diffused to poorer countries.
What are the dependency ratio, sex ratio, and population pyramid?
Dependency ratio: # of people under age 15 and over age 64.
Sex ratio: distribution of males and females.
Population pyramid: bar graph representing distribution of population by age and gender.