Population Review 1

World population is increasing because

• many people are now immigrating to make a better life for themselves and their families.
• cultural factors in developing countries encourage large families.
• better health care keeps more people alive who go on to have children of their own.

Population density

• is a measure of how crowded a place is.
• can be expressed as the average number of people per square mile.
• is higher in urban areas.
  
• all of the above

Zero population growth occurs when the TFR (total fertility rate) is at

• 1.2
• 2.1
• 2.7
• 1.9

There are NO countries in which stage?

• Stage 3
• Stage 2
• Stage 4
• Stage 1

In what stage are most European countries?

• 1
  1
• 2
• 3
• 4

What does an "upside down" population pyramid indicate?

• lots of children
  lots of children
• lots of middle age people
• lots of elderly/older people
• lots of teens

Thomas Malthus thought

• population would increase at the same rate as farming production
• population would eventually decline due to birth control and family planning
• population would eventually outgrow food production
• moral restraint would lower population growth 

The ratio of people who are too young or too old to work compared to the working population is called the

• dependency ratio
• population pyramid
• interconnected ratio
• retirement ratio

Lowest CDR occurs during stage

• 1
• 2
• 3
• 4

Highest population growth occurs during stage

• 1
• 2
• 3
• 4