81% knows the answer to this question: "What do all animals, including dinosaurs and humans, need for energy and growth? "

And do you know the answer to this one? "Which of these is a term for a naturally occurring substance found on Earth?"

87% knows the answer to this question: "Professor Christiaan Barnard was the first person to perform a transplant of which organ in 1967? "

And do you know the answer to this one? "Vasoconstrictors are drugs used to constrict what?"

73% knows the answer to this question: "One hand ... the other "

And do you know the answer to this one? "Let well ..."

67% knows the answer to this question: "Vostok 1 was the first manned space flight by which country? "

And do you know the answer to this one? "Which of these is the name of a rock opera by the band The Who?"

47% knows the answer to this question: "A vampire in Gilroy, California, is going to be really unhappy. For what product is the place famous? "

And do you know the answer to this one? "Which of the following countries is closest to Australia?"

88% knows the answer to this question: "60% of the batteries used in Apple products are made where? "

And do you know the answer to this one? "What other word is sometimes used for an Accident and Emergency department?"

85% knows the answer to this question: "What comes after "Chantilly" in the title of a hit for the Big Bopper? "

And do you know the answer to this one? "In what continent is Swahili one of the many languages that are spoken?"

49% knows the answer to this question: "Which of these wars started in 1914? "

And do you know the answer to this one? "What was the cause of Abraham Lincoln's death?"

62% knows the answer to this question: "Who wrote "Salem's Lot"? "

And do you know the answer to this one? "Out of 68 people at a meeting, 39 were men. How many were women?"

66% knows the answer to this question: "The Lakers and Dodgers are sports teams located in which US city? "

And do you know the answer to this one? "A square of what every day is said to be good for the heart?"

63% knows the answer to this question: "Navy beans and pinto beans are actually varieties of what anatomically named beans? "

And do you know the answer to this one? "How many beef patties are included in McDonald's Big Mac sandwich?"

55% knows the answer to this question: "Which country launched Operation Pillar of Defense against the Gaza Strip in 2012? "

And do you know the answer to this one? "Who ordered the crucifixion of Jesus Christ?"