1 What are the four 'C's of a diamond?
 
2 What is the name of the longest tunnel in Europe?
 
3 From which stone are the pyramids in Giza build from?
 
4 Which country won the Eurovision song contest in 2011?
 
5 In which year was the board game Monopoly Patented?
 
6 What substance is made from sulphur, charcoal and potassium nitrate?
 
7 Sir Charles Barry (23 May 1795 – 12 May 1860) designed which iconic British building?
 
8 How old was Marylin Monroe when she died?
 
9 In America they're called Graham Crackers. What are they called in the UK?
 
10 With over 26,000 accepted species, what is the largest family of glowering plants?