51% knows the answer to this question: "Which word means inhaling and exhaling? "

And do you know the answer to this one? "In 1961, the US tried to invade Cuba at which bay?"

70% knows the answer to this question: "Which nationality does Pizza Ai Quattro Formaggi belong to? "

And do you know the answer to this one? "Which species of tree is the tallest in the world?"

68% knows the answer to this question: "Buddy Holly sang that he loved and needed which girl? "

And do you know the answer to this one? "What theory did Charles Darwin come up with?"

79% knows the answer to this question: "Which US TV and film detective has famously never revealed his first name? "

And do you know the answer to this one? "Who fought a giant alien in 'Alien'?"

71% knows the answer to this question: "Finish the band name: KC and the______. "

And do you know the answer to this one? "Rock n roll pioneer Bill Haley was backed by who?"

83% knows the answer to this question: "The Rhine River runs through what country? "

And do you know the answer to this one? "Old Yeller was what type of animal? "

46% knows the answer to this question: "Which of these is a bird of prey? "

And do you know the answer to this one? "During which War was 'The Siege of Charleston' fought in the 1770-1780s?"

58% knows the answer to this question: "A hardened mass of cells on the foot is named after what vegetable? "

And do you know the answer to this one? "What is the name of the young teacher who arrives in Bangkok to teach the Siamese royal family in a 1956 movie?"

61% knows the answer to this question: "What endangered Australasian bird appears to get its name from the Malay for "big sister"? "

And do you know the answer to this one? "Which of these 1982 No.1s was the theme song to a film?"

87% knows the answer to this question: "In what U.S. city can you go for a walk in the Golden Gate Park? "

And do you know the answer to this one? "What forgetful character does Nemo's dad team up with in Disney's "Finding Nemo"?"

42% knows the answer to this question: "According to color theory, what is the name given to a color which is neither warm nor cool? "

And do you know the answer to this one? "Dubai is a major city located in which Arab country?"

35% knows the answer to this question: "The Louvre gallery opened in which city in 1737? "

And do you know the answer to this one? "What politician did John Hinckley, Jr. try to assassinate outside the Washington Hilton Hotel on March 30, 1981?"