77% knows the answer to this question: "Hedwig the Angry Inch was a cult movie. Hedwig the Owl was whose pet? "

And do you know the answer to this one? "Who was Joseph Stalin?"

54% knows the answer to this question: "Who became the supreme leader of North Korea on 28 December 2011? "

And do you know the answer to this one? "In 2009, we learned that what gem is actually the third hardest substance in nature, behind wurtzite boron nitride and lonsdaleite?"

65% knows the answer to this question: "Illusionary artist M.C. Escher drew a famous image of a hand on paper drawing what? "

And do you know the answer to this one? "Which of the following art styles emphasizes a simplicity of form and content?"

56% knows the answer to this question: "In which city was the there a 'Great Fire' in the 19th century? "

And do you know the answer to this one? "During which civil war did the battle of 'Fort Macon' take place?"

59% knows the answer to this question: "Which of the following is a correct Roman numeral in the most common system of Roman numerals? "

And do you know the answer to this one? "What are you most likely to do after swallowing a diuretic?"

38% knows the answer to this question: "From what grain is pumpernickel bread made? "

And do you know the answer to this one? "In 1925, Bill Jones started selling what lithiated lemon-lime soda under a revived trademark that had been used to sell "hillbilly moonshine"?"

62% knows the answer to this question: "Who played Jack Sparrow in the Pirates of the Caribbean movies? "

And do you know the answer to this one? "What are the large masses of land containing most of the world's countries called?"

62% knows the answer to this question: "What US state is nicknamed "The Lone Star state"? "

And do you know the answer to this one? "What effect does exercise usually have on metabolism?"

87% knows the answer to this question: "Which of these celebrities publically endorsed Barack Obama in early 2008? "

And do you know the answer to this one? "Civil rights activists marched from Selma to Montgomery in which US state in 1966?"

70% knows the answer to this question: "What would you call a group of organisms that is close to extinction? "

And do you know the answer to this one? "What is the name for any plant used for flavoring, food, medicine or perfume? "

49% knows the answer to this question: "The amount of mineral matter per square centimetre of bones is known as what? "

And do you know the answer to this one? "When the ... gets tough, the tough get going"

40% knows the answer to this question: "What is the name for small spots of pigment on the skin? "

And do you know the answer to this one? "Which fruit has short, sharp leaves rising from its top?"