1. What is the capital city of Nigeria?

2. Which river is the longest in Nigeria?

3. Nigeria gained independence from which country?

4. What is the largest ethnic group in Nigeria?

5. Which city was Nigeria’s former capital?

6. What is Nigeria’s official language?

7. Which Nigerian city is known for its oil industry?

8. What is the currency of Nigeria?

9. Which region is known for the Niger Delta?

10. Who was Nigeria’s first president?

11. Which religion is most widely practiced in Nigeria?

12. What is Nigeria’s largest city by population?

13. Which Nigerian state is famous for cocoa production?

14. Which famous Nigerian author wrote 'Things Fall Apart'?

15. What is the main export of Nigeria?

16. Which Nigerian city is known as the 'Centre of Excellence'?

17. Which desert affects northern Nigeria?

18. Which Nigerian leader was a military ruler turned civilian president?

19. Which body of water borders southern Nigeria?

20. Which Nigerian city is known for its ancient walls?