44% knows the answer to this question: "What condition is characterised by an imbalance of salts or chemicals in the blood? "

And do you know the answer to this one? "Octophobia is the fear of what?"

33% knows the answer to this question: "What is the capital city of Antarctica? "

And do you know the answer to this one? "What were the first names of Franklin Roosevelt's wife?"

57% knows the answer to this question: "What does an enthusiastic chef call the outer peel of a citrus fruit, such as a lemon? "

And do you know the answer to this one? "What cake did George Page invent after WWII, when he had lots of leftover dehydrated veggies?"

51% knows the answer to this question: "Aerobic exercise increases what? "

And do you know the answer to this one? "What part of your body helps you keep your balance?"

77% knows the answer to this question: "Which of these is a liquid? "

And do you know the answer to this one? "What does a conductor use to control the orchestra?"

63% knows the answer to this question: "Which of these continent - country - capital groups is correct? "

And do you know the answer to this one? "Louis Armstrong is well-known for playing which instrument?"

34% knows the answer to this question: "What word means to narrate something? "

And do you know the answer to this one? "Which word means inhaling and exhaling?"

88% knows the answer to this question: "What is a condition of an airplane or an airfoil in which lift decreases and drag increases? "

And do you know the answer to this one? "In which ocean does Madagascar lie?"

58% knows the answer to this question: "What animal is a meat-eating, freshwater fish? "

And do you know the answer to this one? "Released in 2002 by iRobot, the Roomba was a round, flat robot. What did it do?"

73% knows the answer to this question: "Which of the Great Lakes is the only one named for a US state? "

And do you know the answer to this one? "In what movie does Harrison Ford take on a role David Janssen had played on TV?"

85% knows the answer to this question: "What is damage to the brain called, in a medical context? "

And do you know the answer to this one? "A buck, or male deer, is also called a what?"

41% knows the answer to this question: "Which scientific term means "a small body of water"? "

And do you know the answer to this one? "What did a whitewasher use in his work?"