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Human Population Review

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Presentation on theme: "Human Population Review"— Presentation transcript:

1 Human Population Review
Adapted from cloudfront.net

2 Chapter 7 test P 1 B 2 E 3 A 4 E 5 C 6 E 7 C 8 C 9 D 10 D

3 1. How do you determine a populations growth rate?

4 How do you determine a populations growth rate
How do you determine a populations growth rate? Count the number of people that were born, died, emigrated and immigrated and compare that to the number of people which existed the previous year.

5 2. Determine the population growth rate if there were 20,000 people living on Catalina in 2012 and in babies were born, 50 people died, 5 people immigrated to the island and 3 people emigrated from the island.

6 Determine the population growth rate if there were 20,000 people living on Catalina in 2012 and in babies were born, 50 people died, 5 people immigrated to the island and 3 people emigrated from the island. (CBR+I)- (CDR+E) 10 105-53 = 5.2 10

7 3. If Catalina has a 0.25% growth rate, how many years will it take the population to double?

8 If Catalina has a 0.25% growth rate, how many years will it take the population to double?
Use the rule of 70: 70/0.25 = 280 YEARS

9 4. Define the following: Crude Birth Rate, Crude Death Rate, the Total Fertility Rate and Replacement Level Fertility CBR = CDR = TFR = RLF =

10 Define the following: Crude Birth Rate, Crude Death Rate, the Total Fertility Rate and Replacement Level Fertility CBR = Number of births per 1000 people CDR = Number of deaths per 1000 people TFR = Average number of children each woman will have RLF = Number of children each couple must have to prevent the population from declining. (2.1 in U.S.)

11 5. Calculate the population growth rate of the world if the CDR is 8 and the CBR is 20.

12 Calculate the population growth rate of the world if the CDR is 8 and the CBR is 20.
World population growth rate = (CBR-CDR) divided by 10 Divide by 10 because CBR and CDR are per 1000 people. (20-8) divided by 10 = 1.2 percent.

13 6. If the world’s human population is growing at a 1
6. If the world’s human population is growing at a 1.2% rate, how long will it take for the world’s population to double?

14 If the world’s human population is growing at a 1
If the world’s human population is growing at a 1.2% rate, how long will it take for the world’s population to double? Use the Rule of 70 to calculate doubling time. 70/1.2 = 58 years

15 7. What type of growth is illustrated by the graph of human population below?
Human population in billions Year

16 What type of growth is illustrated by the graph of human population below? Exponential Growth
Human population in billions Year

17 8. Look at the age structures below and determine which population is growing the fastest and which is declining the fastest.

18 Look at the age structures below and determine which population is growing the fastest and which is declining the fastest. Nigeria is growing the fastest and Bulgaria is declining the fastest.

19 9. List the factors that make some countries have a high infant mortality rate

20 List the factors that make some countries have a high infant mortality rate limited access to health care, poor nutrition, non potable water, low GDP per capita, proximity of pollutants

21 10. Know the Theory of Demographic Transition – Which two stages have birth rates and death rates that are closest together?

22 Know the Theory of Demographic Transition – Which two stages have birth rates and death rates that are closest together? 1 & 4

23 11. Know the Theory of Demographic Transition – Which stage has the highest birth rates and death rates?

24 Know the Theory of Demographic Transition – Which stage has the highest birth rates and death rates? 1

25 12. Know the Theory of Demographic Transition – Which stage includes most developed countries?

26 Know the Theory of Demographic Transition – Which stage includes most developed countries? 4

27 13. Know the Theory of Demographic Transition – Which stage has the highest population growth rate?

28 Know the Theory of Demographic Transition – Which stage has the highest population growth rate? 2

29 14. Know the Theory of Demographic Transition – Which age structure diagram would depict population growth in Stage 1?

30 Know the Theory of Demographic Transition – Which age structure diagram would depict population growth in Stage 1? rectangle

31 15. Which of the age structures below indicate a declining population?
two three one

32 Which of the age structures below indicate a declining population
Which of the age structures below indicate a declining population? Three two three one

33 16. When women delay childbearing, the average fertility rate ___________.

34 When women delay childbearing, the average fertility rate __decreases__.

35 17. The US population is approximately 320 million people
17. The US population is approximately 320 million people. The world population is approximately 7 billion people. The US population represents what percent of the world population?

36 The US population is approximately 320 million people
The US population is approximately 320 million people. The world population is approximately 7 billion people. The US population represents what percent of the world population? 320,000,000/ x 100 = 4.6%

37 18. As a country’s GDP increases:
Access to health care _______________. Infant mortality ________________________. Longevity ____________________________. Birth rate ____________________________.

38 As a country’s GDP increases:
Access to health care increases. Infant mortality decreases. Longevity increases. Birth rate decreases.

39 19. The correlation between the percentage of literate women in a country and that country’s fertility rate is

40 The correlation between the percentage of literate women in a country and that country’s fertility rate is As the literacy rate increases, the fertility rate decreases.


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