49% knows the answer to this question: "What is the name of a shot that protects you from disease? "

And do you know the answer to this one? "The destruction of microorganism by heat, chemicals or irradiation is called what?"

90% knows the answer to this question: "The Sound of Music is set and filmed in which European country? "

And do you know the answer to this one? "Who sang the famous song "Another Brick In The Wall" (1980)?"

61% knows the answer to this question: "Neuf, "nueve" and "neun" are all ways of saying which number? "

And do you know the answer to this one? "In which US state is the Napa Valley?"

55% knows the answer to this question: "In which country would tourists visit Ayers Rock? "

And do you know the answer to this one? "Which country is located on the continent of Africa?"

54% knows the answer to this question: "What food is toxic to many animals, especially dogs, because it contains alkaloid chemicals called methylxanthines, particularly theobromine and caffeine? "

And do you know the answer to this one? "What term is used to describe cosmetic plastic surgery?"

33% knows the answer to this question: "Which country does Pumpkin pie originate from? "

And do you know the answer to this one? "Veal is the meat of which young animal?"

80% knows the answer to this question: "Where would you find enamel, the hardest substance in your body? "

And do you know the answer to this one? "Despite renouncing his divinity, who ended up becoming the longest serving monarch in Japanese history?"

82% knows the answer to this question: "Making shallow slits or gashes in food with a knife or fork is called what? "

And do you know the answer to this one? "The Gulf of Taranto represents the arch of the foot of what boot-shaped country?"

66% knows the answer to this question: "Swedish actress Greta Garbo was granted nationality of which country in 1950? "

And do you know the answer to this one? "Who had the hit 60's song "Daydream Believer" on Arista?"

52% knows the answer to this question: "Who sang the famous song "Let’s Twist Again" (1961)? "

And do you know the answer to this one? "In what continent is Niger located?"

69% knows the answer to this question: "Sex Pistols bassist Sid Vicious was found dead in 1979 at age 21, what did he die from? "

And do you know the answer to this one? "The harp represents this country's Catholics. The fife and lambeg drum represent the Protestants. What country is this?"

63% knows the answer to this question: "Who was Jane Austen? "

And do you know the answer to this one? "Which famous astronomer was born in Pisa in Italy in 1564?"