1. What is the world population in 2019?
a) 900 million b) 2.5 billion c) 7.7 billion d) 8.5 billion e) 12 billion
2. By how many people does the world population grow each year?
a) 11 million b) 25 million c) 45 million d) 85 million e) 160 million
3. If the world’s population continues at its current rate of growth, approximately how long will it
take to double?
a) 9 years b) 22 years c) 64 years d) 95 years e) 148 years
4. According to the United Nations, what is the projected range for global population size in 2100?
a) 5-7 billion b) 9-13 billion c) 13-15 billion d) 20-25 billion
5. Which has NOT been a major cause of the population explosion?
a) an increase in birth rates b) modern preventive medicine c) improved sanitation
d) lower infant mortality e) longer life expectancy
6. Which of the following is likely to be affected by a growing population?
a) amount of land for agriculture b) amount of clean water c) amount of energy used daily
d) number of people who are unemployed e) all of the above
7.Which country is the most populous in 2019?
a) India b) China c) United States d) Mexico e) Russia
8. Which country is projected to be the most populous in 2050?
a) India b) China c) United States d) Mexico e) Pakistan
9. Which region has the population with the highest fertility rate and the lowest life expectancy?
a) Southeast Asia b) Eastern Europe c) Latin America d) Sub-Saharan Africa
10. What percentage of the world’s population lives on less than $2 per day?
a) 26% b) 10% c) 48% d) 35%
11. Which of the following correctly ranks the top five carbon dioxide emitting countries in the world?
a) United States, China, Russia, India, Japan
b) China, India, United States, Japan, Russia
c) United States, China, India, Japan, United Kingdom
