1. Which planet is known as the Red Planet?

2. Who wrote the novel 'The Great Gatsby'?

3. What is the capital city of Canada?

4. Which element has the chemical symbol 'Ag'?

5. In which country is the ancient city of Petra located?

6. Who discovered penicillin in 1928?

7. What is the highest mountain in the UK?

8. Which language has the most native speakers worldwide?

9. What is the currency of South Korea?

10. Who composed the Four Seasons?

11. What is the largest ocean on Earth?

12. Which country hosted the 2018 FIFA World Cup?

13. Who painted the Mona Lisa?

14. What is the smallest country in Africa by area?

15. In which year did the Titanic sink?

16. Who is the author of '1984'?

17. What element has the symbol 'Fe'?

18. Which organ pumps blood around the human body?

19. What is the hardest natural substance on Earth?

20. Which US state is known as the 'Empire State'?