Demographic Transition: Historical Perspectives
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Questions and Answers

What is the fraction of adult life spent giving care for women assuming e(0) = 27.5?

  • 50 percent
  • 71 percent (correct)
  • 33 percent
  • 14 percent

    • What is the fraction of adult life spent giving care for women assuming e(0) = 77.5?

  • 33 percent
  • 50 percent
  • 14 percent (correct)
  • 20 percent

    • What is the total fertility rate in 2000?

  • 6.07
  • 2.7 (correct)
  • 1.22
  • 0.33

    • What was the life expectancy at birth in 1900?

    <p>30 years</p> Signup and view all the answers

    What is the estimated global population size in 2100?

    <p>9.46 billion</p> Signup and view all the answers

    What was the demographic situation like before the start of the demographic transition?

    <p>Life was short, births were many, and the population was young.</p> Signup and view all the answers

    What happened first during the demographic transition?

    <p>Mortality declined</p> Signup and view all the answers

    How will the global population size have changed by 2100 compared to 1800?

    <p>It will have increased by a factor of ten</p> Signup and view all the answers

    How will the ratio of elders to children have changed by 2100 compared to before the demographic transition?

    <p>It will have increased by a factor of ten</p> Signup and view all the answers

    What is the projected change in births per woman by 2100 compared to before the demographic transition?

    <p>It will have decreased by a factor of three</p> Signup and view all the answers

    What is the fraction of adult life spent giving care for women assuming e(0) = 77.5?

    <p>14 percent</p> Signup and view all the answers

    Why did mortality begin to decline according to the text?

    <p>Because of medical progress</p> Signup and view all the answers

    What is the projected change in births per woman by 2100 compared to before the demographic transition?

    <p>Increase to 2.0</p> Signup and view all the answers

    What was the life expectancy at birth in 1950?

    <p>47 years</p> Signup and view all the answers

    In which region has the total fertility rate been only 1.4 for some time?

    <p>Europe</p> Signup and view all the answers

    What was one of the significant changes brought about by the global demographic transition?

    <p>Increase in the length of life expectancy</p> Signup and view all the answers

    What was the initial factor that led to the start of the demographic transition in Europe around 1800?

    <p>Decline in mortality rates</p> Signup and view all the answers

    What is the projected change in the ratio of elders to children by 2100 compared to before the demographic transition?

    <p>Rise by a factor of ten</p> Signup and view all the answers

    What is the estimated change in global population size by 2100 compared to 1800?

    <p>Factor of ten increase</p> Signup and view all the answers

    What will happen to the births per woman by 2100 compared to before the demographic transition?

    <p>Decrease from six to two</p> Signup and view all the answers

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