40% knows the answer to this question: "What do the Germans call Germany? "

And do you know the answer to this one? "Wine with hints of dry leaves, forest or mushrooms would be described as what?"

66% knows the answer to this question: "What organ contracts when empty, producing peristaltic waves we call "growling"? "

And do you know the answer to this one? "Which tool is commonly used by a photographer?"

30% knows the answer to this question: "Which exiled Tibetan leader did Barack Obama meet with in 2014? "

And do you know the answer to this one? "What flour tortilla, rolled and tucked around its filling, gets its name from "little donkey"?"

55% knows the answer to this question: "Sharing its name with a Chinese dynasty, what powdered drink boosted sales when it was used by Gemini astronauts? "

And do you know the answer to this one? "Which type of pasta is shaped like a corkscrew?"

42% knows the answer to this question: "Which Asian country's ferry MV Sewol capsized and sank in 2014? "

And do you know the answer to this one? "In 1975, what future UK PM said, "We believe that everyone has the right to be unequal"?"

76% knows the answer to this question: "Winnie the Pooh was a children's literature character created by which author? "

And do you know the answer to this one? "The headscarf-wearing Babushka Lady, whoever that was, was taking pictures of the grassy knoll at the very moment somebody was murdered. Who?"

33% knows the answer to this question: "What was Australia formerly called? "

And do you know the answer to this one? "Who crossed the Pyrenees and Alps to lead a surprise attack against Rome in the Second Punic War?"

59% knows the answer to this question: "In which city was JFKs assassinated? "

And do you know the answer to this one? "Which of these countries borders the US?"

33% knows the answer to this question: "The ancient practice of footbinding was popular in what country? "

And do you know the answer to this one? "Spare the rod but don't spoil the fish. Down in the US South, this fish is often breaded and fried, and catching it barehanded is called noodling. What is it?"

44% knows the answer to this question: "Where was the hottest ever temperature in the US recorded in 2013? "

And do you know the answer to this one? "Where has a vehicle with OX at the start of its number plate been registered?"

93% knows the answer to this question: "When plaque hardens on your teeth what does it form? "

And do you know the answer to this one? "The Houses of Parliament in London consist of the House of Commons & which other 'House'?"

52% 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? "Which of these US states has the highest population?"