6. How many die of contaminated water supplies?
- 5.5 million
- 4 million
- 4.5 million
- 5 million
7. When did BSE disease happen?
- 1993
- 1994
- 1996
- 2000
8. How many hens kept in battery farms?
- 500 million
- 5 million
- 5 billion
- 50 million
9. How large is the Chinese population?
- 1.3 billion
- 2.3 billion
- 2 billion
- 1 billion
10. Which country is to be bigger than China by 2040?
- Mexico
- India
- Russia
- USA
