40% knows the answer to this question: "Which of these is a weed? "

And do you know the answer to this one? "The aorta is the largest what in the body?"

78% knows the answer to this question: "Which of these flying craft does not usually have an engine? "

And do you know the answer to this one? "What is the typical color of snow?"

65% knows the answer to this question: "In 1971, an official Chinese document called for a limit of how many children per family? "

And do you know the answer to this one? "What was Martha Jane Canary better known as?"

53% knows the answer to this question: "What is the official language of France? "

And do you know the answer to this one? "Who is the baseball player nicknamed "King Felix"?"

93% knows the answer to this question: "What word means to make corrections on artwork? "

And do you know the answer to this one? "Who is Bruce Lee?"

44% knows the answer to this question: "What is the capital of Colombia? "

And do you know the answer to this one? "Tutankhamen's tomb was discovered in which decade?"

51% knows the answer to this question: "Which of these movies featured Harrison Ford? "

And do you know the answer to this one? "Produced by United Artists, the last Hope-Crosby road picture features a cameo by Peter Sellers, not by Bruce Lee. What is it?"

64% knows the answer to this question: "In which year did Howard Carter first discover the tomb of King Tutankhamun? "

And do you know the answer to this one? "What is the Welsh word for 'Welsh'?"

49% knows the answer to this question: "..... has left the building "

And do you know the answer to this one? "What song hit #1 in 1964 by Roy Orbison?"

72% knows the answer to this question: "Which continent is famous for its coral reefs? "

And do you know the answer to this one? "In what US state can you visit the Statue of Liberty?"

61% knows the answer to this question: "Roy Orbison was born in 1936 in Texas. Which year did he die? "

And do you know the answer to this one? "1963's "It's My Party" was which pop star's first big hit?"

48% knows the answer to this question: "The American national anthem is called "The Star Spangled..." what? "

And do you know the answer to this one? "What country is Mick Jagger from?"