1. The Torres Strait separates Australia from which country?

2. In which region of the Northern Territory did the didgeridoo originate?

3. In which year did Australians vote in a referendum for Aboriginal people to be counted in the national census?

4. In which year did Prime Minister Kevin Rudd formally apologise to the Stolen Generations?

5. What does ANZAC stand for?

6. Who was Australia's first prime minister?

7. Which prime minister disappeared while swimming at a Victorian beach in 1967?

8. Which prime minister was dismissed by the Governor-General in 1975?

9. Who is Australia's longest-serving prime minister?

10. Julia Gillard, Australia's first woman prime minister, was born in which country?

11. Which future prime minister set a world record at Oxford University for drinking a yard of ale?

12. In which year did Australians vote in a referendum against becoming a republic?

13. What was the nationality of Dirk Hartog, who left an inscribed pewter plate on an island off Western Australia in 1616?

14. Which navigator, the first to sail around the continent, popularised the name "Australia"?

15. Which two explorers led an ill-fated expedition from Melbourne to the Gulf of Carpentaria in 1860-61?

16. Port Arthur, a former convict settlement, is in which state?

17. Which wartime prime minister died in office in July 1945?

18. Which huge engineering project in south-eastern Australia, built between 1949 and 1974, created dams and power stations in the mountains?

19. In 1895, women in which Australian colony became among the first in the world to win the right to stand for parliament?

20. Which city was destroyed by Cyclone Tracy on Christmas Day 1974?