13个问题测试你对这个世界的无知有多严重

1. In all low-income countries across the world today, how many girls finish primary school? 
   A: 20 percent    B: 40 percent    C: 60 percent 

2. Where does the majority of the world population live? 
   A: Low-income countries    B: Middle-income countries    C: High-income countries 

3. In the last 20 years, the proportion of the world population living in extreme poverty has … 
   A: almost doubled    B: remained more or less the same    C: almost halved 

4. What is the life expectancy of the world today?
    A: 50 years    B: 60 years    C: 70 years 

5. There are 2 billion children in the world today, aged 0 to 15 years old. How many children will there be in the year 2100, according to the United Nations? 
   A: 4 billion    B: 3 billion    C: 2 billion

6. The UN predicts that by 2100 the world population will have increased by another 4 billion people. What is the main reason? 
   A: There will be more children (age below 15)    B: There will be more adults (age 15 to 74)    C: There will be more very old people (age 75 and older) 

7. How did the number of deaths per year from natural disasters change over the last hundred years? 
   A: More than doubled    B: Remained about the same    C: Decreased to less than half 

8. There are roughly 7 billion people in the world today. Which map shows best where they live? (Each figure represents 1 billion people.) 

9. How many of the world’s 1-year-old children today have been vaccinated against some disease?
   A: 20 percent    B: 50 percent    C: 80 percent 

10. Worldwide, 30-year-old men have spent 10 years in school, on average. How many years have women of the same age spent in school? 
   A: 9 years    B: 6 years    C: 3 years 

11. In 1996, tigers, giant pandas, and black rhinos were all listed as endangered. How many of these three species are more critically endangered today? 
   A: Two of them    B: One of them    C: None of them 

12. How many people in the world have some access to electricity? 
   A: 20 percent    B: 50 percent    C: 80 percent 

13. Global climate experts believe that, over the next 100 years, the average temperature will … 
   A: get warmer    B: remain the same    C: get colder