100% knows the answer to this question: "The medical term "valvuloplasty" is best defined as? "

And do you know the answer to this one? "What word means an injury caused by a sharp, jerking motion?"

100% knows the answer to this question: "What branch of chemistry is concerned with the chemistry of living organisms? "

And do you know the answer to this one? "American Lewis Waterman had his in a fountain; Hungarian Georg Biro's was on the ballpoint. What had they invented?"

100% knows the answer to this question: "Which country saw its East and West halves reunited in 1990? "

And do you know the answer to this one? "Which of these cities is located nearest to New York?"

100% knows the answer to this question: "The Vikings were from what part of Europe? "

And do you know the answer to this one? "Hoping to build on an expected tourism boom on the completion of Boulder Dam, what state broke new ground when it legalised gambling in 1931?"

100% knows the answer to this question: "What was T E Lawrence famously known as? "

And do you know the answer to this one? "What were the series of wars by European Christians to recover the Holy Land from the Muslims?"

100% knows the answer to this question: "What is the name of the first mammal to be successfully cloned from an adult cell? "

And do you know the answer to this one? "Albert Einstein was born in which country?"

100% knows the answer to this question: "Astronomer Edmund Halley gave his name to what celestial body? "

And do you know the answer to this one? "The IRA were mostly active in which part of the UK through the 70s and 80s?"

100% knows the answer to this question: "In what war was the 'Battle of Nashville'? "

And do you know the answer to this one? "In 2014, Bohuslav Sobotka became the Prime Minister of which Eastern European country?"

0% knows the answer to this question: "After the Battle of Hastings, what did William become known as? "

And do you know the answer to this one? "British and German troops facing each other in Flanders declared a spontaneous and unofficial Christmastime truce in 1914, during what war?"

100% knows the answer to this question: "Who introduced processed cheese in 1915? "

And do you know the answer to this one? "Which famous actor died in 1973?"

100% knows the answer to this question: "In 1984, which head of state was murdered by two of their own Sikh bodyguards? "

And do you know the answer to this one? "What was the name of the currency in Italy before the euro?"

100% knows the answer to this question: "Napoleon Bonaparte was emperor of which country? "

And do you know the answer to this one? "Saddam Hussein was the President of which country?"