1. From the first 2 billion people on planet earth, it took just 50 years to add 2 billion more. The next 2 billion people were added 25 years later. Assuming the growth rate were to remain constant, when might we expect the next 2 billion people?
2. For the past 200 years, human population growth has
3. Human populations have been able to grow at the expense of other species, altering other habitat to meet our needs. One way we have altered the environment is by
4. The sustainable human carrying capacity of the earth is ________ people.
5. A given population has increased in size. An increase in what factor besides birth rate may be directly responsible?
6. The world's total fertility rate, that is, the average number of children born to women in a population during their reproductive years, has been
7. The average number of children that couples in a population must bear to replace themselves is
8. When women have access to education and paid employment outside the home, the total fertility rate decreases.
9. One of the best measures of a society's quality of life is
10. The U.S. life expectancy
11. If the replacement-level fertility rate of 2.1 children per woman were achieved tomorrow, the world's population would
12. Age structure diagrams that indicate rapidly growing populations have the shape of a/an
13. Age structure diagrams may be used to
14. Germany, Bulgaria, and Russia have the following in common:
15. A number of factors that may affect the future world population size are out of our control. Which of the following should not be included in this list?
16. A high birth rate, low death rate, and an increase in population size are all indicative of the ________ stage of the demographic transition.
17. A majority of married women throughout the world use modern birth control.