59% knows the answer to this question: "A rat is classified as which of these? "

And do you know the answer to this one? "What is the part of a plant from which another plant can grow?"

84% knows the answer to this question: "The "salsa" was derived from which dance? "

And do you know the answer to this one? "What was the name of the first atomic powered submarine?"

42% knows the answer to this question: "What was put in a window during the Victorian era to symbolize warmth? "

And do you know the answer to this one? "In 1940, after seizing the French archives, the Nazis publicly destroyed the master copy of what treaty?"

74% knows the answer to this question: "Who sang the famous song "Ziggy Stardust" (1972) ? "

And do you know the answer to this one? "Who sang the famous song "My Generation" (1965)"

50% knows the answer to this question: "What is the missing word: ... impressions are the most lasting "

And do you know the answer to this one? "During which war did Winston Churchill serve as Prime Minister?"

60% knows the answer to this question: "In which country is the port of Rotterdam located? "

And do you know the answer to this one? "The 100th Oxford vs Cambridge boat race took place on which river in 1954?"

61% knows the answer to this question: "If a doctor does not perform their services properly they can be sued for what? "

And do you know the answer to this one? "The Watergate break-ins of 1972 took place in which US city?"

88% knows the answer to this question: "Cirrhosis is a chronic condition that causes scarring of what vital organ? "

And do you know the answer to this one? "Pneumonectomy is the partial or total removal of what part of the body?"

85% knows the answer to this question: "What band included Gerry Marsden on vocals? "

And do you know the answer to this one? "In The Beatles' song "Michelle", what language are some verses sung in besides English?"

71% knows the answer to this question: "What is the period of growth before birth called? "

And do you know the answer to this one? "What organ has two chambers called atriums and two chambers called ventricles?"

86% knows the answer to this question: "Who became leader of Italy in October 1922? "

And do you know the answer to this one? "Which pair of animal species and type is correct?"

80% knows the answer to this question: "The U.S. uses tons of what to melt roadway ice? "

And do you know the answer to this one? "Which of these are large birds that nest on the ground?"