World of 7 Billion Pop Quiz

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World of 7 Billion Pop Quiz. 1 . What is the world population in 2010?. c) 6.9 billion . Note that world population figures are the best estimates demographers can make, but are not precise counts. 2. When will the population reach 7 billion people?. a) Fall 2011.
World of 7 BillionPop Quiz1. What is the world population in 2010?c) 6.9 billion Note that world population figures are the best estimatesdemographers can make, but are not precise counts.2. When will the population reach 7 billion people?a) Fall 2011According to the United Nations, world population has reached this milestone TODAY!3. By how many people does the world population grow each year?d. 83 MillionTo calculate how many people are added to the worldpopulation each year, multiply the total world population(6.9 million) by the current growth rate (1.2% or0.012), also called the natural rate of increase. In terms of population, we are adding another Germanyeach year.4. If the world’s population continues at its current rate of growth, approximately how long would it take to double? c) 58 yearsThe doubling time of any population can be calculatedby dividing the “magic number” 70 by the annual percentof growth. The natural rate of increase is thegrowth rate excluding immigration or emigration.For the world, 70 divided by 1.2 equals approximately58.5. According to the United Nations, at what numberis the population expected to plateau?
  • b) 9-11 billion
  • There is a pretty large range, but the world populationis expected to plateau somewhere between 9 and 11billion people near the middle of this century. Of course, this depends on national policies and women’saccess to education and family planning.6. Which has NOT been a major cause of the population explosion?
  • a) an increase in birth rates
  • A decrease in death rates, rather than an increase inbirth rates, has been the main cause of rapid populationgrowth over the past 200 years. Improved nutritionand sanitation, and advances in the areas of medicineand agriculture all contributed to this decline.7. Which of the following is likely to be affected by apopulation of seven billion?
  • d) All of the above
  • Our planet only has a finite amount of resources forhumans to use, and as the population continues togrow, pressure is placed on all of these resources.Increases in population to seven billion will causemore job scarcity and unemployment, decreases inavailability of water, and conversion of agriculturalland into residential and urban areas.8. Which country is the most populous in 2010?
  • b) China
  • In 2010, the five most populous countries are: China(1.3 billion)India (1.2 billion)U.S. (310 million)Indonesia (236 million) Brazil (193 million).9. Which country is projected to be the most populous in 2050?
  • a) India
  • In 2050, the five most populous countries are expected to be: India (1.7 billion)China (1.4 billion)U.S. (423million)Pakistan (335 million) Nigeria (326 million)10. Which region has the highest fertility rate and the lowest life expectancy?
  • d) Sub-Saharan Africa
  • Sub-Saharan Africa is the poorest part of the world.The total fertility rate is 5.3 children per woman.Because the infant mortality rate is high (1 in 12babies don’t survive) and access to healthcare is limited,life expectancy is only 51 years old.11. What percentage of the world’s population lives on less than $2 per day?
  • c) 48%
  • While many countries have been developing steadily inrecent years, there is still an enormous wealth gapbetween developed countries in the North and lessdeveloped countries in the South.12. Which of the following correctly ranks the top five CO2 emitting countries in the world?
  • b) China,United States, Russia, India, Japan
  • While China recently became the largest total emitterof CO2, the U.S. still has the distinction of emittingthe most CO2 per capita.Turn in your POP QUIZ…it is how each teacher is checking attendance!No paper=referral for truancyPut your name on your paper!!!
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