58% knows the answer to this question: "The failure of which crop caused famine in Ireland in 1845? "

And do you know the answer to this one? "Clementines are named for the French monk, Pere Clement Rodier, who apparently created them as a hybrid the Mandarin and Seville varities. Of what?"

56% knows the answer to this question: "Rooney Mara played Erica Albright in which film about the founding of Facebook? "

And do you know the answer to this one? "To better show off Technicolor in "The Wizard of Oz," MGM changed Dorothy's silver slippers to what color?"

48% knows the answer to this question: "So that it can lower its head to drink, what animal has a series of valves to keep blood from flowing into the brain? "

And do you know the answer to this one? "What is the name of the song that was first sang by British troops during the American"

81% knows the answer to this question: "Which President of Venezuela died in 2013? "

And do you know the answer to this one? "In 2012, the 634-meter Tokyo Skytree building opened in which country?"

40% knows the answer to this question: "In 2001, what disease got started with some pigs in Northumberland, England? "

And do you know the answer to this one? "With what process do living creatures make more of themselves?"

57% knows the answer to this question: "What polluting material can choke an animal by getting caught around its neck? "

And do you know the answer to this one? "What New York park is home the Metropolitan Museum of Art (on Fifth Avenue), its own zoo, a meteorological observatory and a former arsenal?"

36% knows the answer to this question: "In England and Canada, many people put acetic acid on their "chips." What is acetic acid? "

And do you know the answer to this one? "I spent time as an activist for paralysis research before I died in 2004, who am I?"

33% knows the answer to this question: "What is the Japanese beverage sake brewed from? "

And do you know the answer to this one? "What is the name of the 2000-year-old elliptical amphitheatre that is located in the middle of Rome?"

38% knows the answer to this question: "A surface curved like the outside of a circle could also be called what? "

And do you know the answer to this one? "What is the distance that light travels in a year called?"

68% knows the answer to this question: "The 1970 Bhola cyclone hit the densely populated Ganges Delta in which country? "

And do you know the answer to this one? "At what battle was Napoleon defeated in 1815?"

46% knows the answer to this question: "Which of these famous landmarks is partially located in Canada? "

And do you know the answer to this one? "Which 1939 film clocked in at three hours and forty-one minutes?"

48% knows the answer to this question: "If you were at Geneva Airport, in which country would you be? "

And do you know the answer to this one? "Florence Griffith Joyner is known as a star in which sport?"