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Question 1 of 10
Most of the oxygen in the air is produced by what chemical process?
This question was counted as incorrect because no answer was selected.
Question 2 of 10
Which of these devices would you most likely use to listen to music?
This question was counted as incorrect because no answer was selected.
Question 3 of 10
Alfred J Gross invented this for doctors, who didn't like it, although the last people to use it were hospital doctors. Mind you, the tech behind it also powers garage openers. What is it?
This question was counted as incorrect because no answer was selected.
Question 4 of 10
Which space probe landed on Mars in June 1999?
This question was counted as incorrect because no answer was selected.
Question 5 of 10
What country shares its name with an ink that is chemically inert, not affected by sunlight and virtually permanent?
This question was counted as incorrect because no answer was selected.
Question 6 of 10
At 11:38 a.m., on January 28, 1986, just 74 seconds into its 10th mission, an O-ring ruptured, setting off a fiery explosion in the main fuel tank of which space shuttle?
This question was counted as incorrect because no answer was selected.
Question 7 of 10
What happens to the pressure of water as depth under the water increases?
This question was counted as incorrect because no answer was selected.
Question 8 of 10
The grandfather paradox is held up as one of the risks of what improbable science fiction activity?
This question was counted as incorrect because no answer was selected.
Question 9 of 10
Water freezes at what temperature?
This question was counted as incorrect because no answer was selected.
Question 10 of 10
Wood's glass, which blocks most wavelengths of light, was originally used to encode messages. What kind of light does it let through?
This question was counted as incorrect because no answer was selected.
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Who Sang Quizzes
Do you know the answer to question 3 and 7?
Play to find out!
"Who sang the famous song ”Johnny B Goode” (1958)?"
Who Sang These Songs?
What your favorite music?
"Who sang the song "Set Fire to the Rain"?"
Who sang these songs?
10 Questions
"Who sang the famous song "Mandy" (1974)?"
Who Sang These Songs?
Do you love to listen to music?
"Who sang the famous song ”Psycho Killer” (1977)?"
Who Sang These Songs?
How many songs did you know?
"Who sang the famous song "The Lady In Red" (1986) ?"
Do you think you can name at least 6?
Play now!
"Who sang the famous song "You Don't Bring Me Flowers" (1978) ?"
Who Sang These Songs?
We dare you to play this HARD quiz and share your result
"Who sang the famous song Don't You Forget About Me (1985)? "
Who sang these songs?
Can you score at least a 5 in this hard quiz?
"Who sang the famous song ”You Sexy Thing” (1975)?"
Who Sang These Songs?
No one knows more than 6 songs
"Who sang the famous song "American Pie" (1972) ?"
History Quizzes
"Which historical figure is sometimes referred to as the Mad Monk?"
'Quiz on History'
Sudden Death Style!
"In what century did Mahatma Gandhi achieve greatness?"
History Knowledge Quiz
Do you have enough knowledge about our history? Test it here!
"Which oil company's drilling rig Kulluk ran aground in 2013?"
A sudden death style history quiz.
can you get past question 6?
"What creme-filled cookie did Nabisco introduce in 1912?"
"What Sudanese capital wasn't founded until 1821, when Muhammad Ali needed a base for his Egyptian troops?"
You must be very intelligent to be able to score a 10
Take the official history test
"What 19th-century figure took marijuana to relieve menstrual cramps?"
Impossible Quiz About History
Play if you remember playing on the streets
"Which famous trumpeter and actor died in 1971?"
Take the History Quiz
Which question did you find the most difficult?
"A German-born Jewish girl named Anne Frank is best remembered for what during WWII?"
Can you do it better?
Play History Quiz
"The Boer Wars were fought in which country?"
Geography Quizzes
"What was the name of the currency in Germany before the euro?"
Now is the time to play this Geography Quiz!
It's going to be impossible to score a 6+
"Which country lies directly south of Mongolia?"
"What country's great wall runs about 4,000 miles from Shanhaiguan in the east to Lop Nur in the west?"
"Which of these is the state abbreviation for Utah?"
"Which Canadian provincial capital is nicknamed 'Little England'?"
Geography Quiz
10 questions you don't know the answers to
"What state's motto is "Ua mau ke ea o ka aina i ka pono"?"
10 Geography Questions
How many did you answer correctly?
"Which New York borough sounds royal?"
"What is the name of the famous ancient temple city in the jungle of Cambodia?"
"What country's flag used to be a sea flag for the House of Tokugawa?"
Music Quizzes
Music Trivia Quiz
Only hardcore music fans score a decent 7+
"In Barry Manilow's song "Copa Cabana" he sings about a showgirl. What is her name?"
Hard Music Quiz
Play if you were born in the 40s or 50s
"What group had a huge hit with the 1976 song 'Dancing Queen'?"
Music Quiz For Intelligent People
Are you smart enough?
"Who started the 1960s Twist dance craze by popularizing the 12-bar-blues song 'The Twist'?"
"In 2001, Luther Wright and the Wrongs recorded Rebuild the Wall, a country-bluegrass remake of whose album "The Wall"?"
If you haven't lived in the 80's you won't get a decent score!
80's Music Quiz
"Performing as Alanis Nadine, who was defeated, ironically, in a 1989 episode of Star Search by a singing cowboy?"
Music Quiz
Let us know in the comments who your favorite artist is
"Which of these singers died in 2009?"
Demanding Music Quiz Contest
Only real music fans will score a decent 6
"'Monday, Monday' was a hit for what group?"
Music Quiz
10 music questions
"Finish the title of this Culture Club song: 'Karma ____'."
Music Quiz
Can you do better than a 5 out of 10?
"In what song does Dolly Parton sing: "What a way to make a livin' - Barely gettin' by - Its all takin' - And no givin"?"
Science Quizzes
Science Quiz
Are you worthy of the respect?
"Your vet has given you a weed from the mint family called Nepeta cataria. But what do most of us call it?"
Impossible Science Quiz
Who is smart enough to score higher than a 6+?
"Three of these are metals - which is the odd one out?"
Science Quiz
What did you score?
"What are the ends of a bar magnet called?"
"Three bodies line up, both in the solar system and in the periodic table, where elements are named for them. Which of th..."
Challenging Science Quiz
We hope you're smart enough for this quiz!
"What is the formula of sulphuric acid?"
"If you have a problem, if no one else can help, and if you can find them, maybe you can hire what team?"
Is your intelligence on par with his?
Play to prove it!
"Back in the 1970s, which of these items might have been quadraphonic?"
Science Quiz
Is somebody smart enough to do it?
"Which of these is found only on Earth?"
"Which of these is similar to the way sound travels?"
General Knowledge Quizzes
Unbeatable Knowledge Quiz
We're very sorry about this quiz!
"Famous as a party destination, what "drunken" New Orleans street is found between Canal and Esplanade?"
Quiz featuring no American-themed questions
Fun quiz for our Non American followers
"What river, above all, is the river of India?"
General Knowledge Sudden End Quiz
You will need at least 2 retries for this one
"Which of the following is a amphibian?"
10 Multiple Choice Questions
Can you answer them correctly? Share your score in the comments if you did
"Which company's "secret blend of 11 herbs and spices" seems to be flour, salt, MSG and black pepper ... two spices and n..."
10 Mixed Trivia Questions
Do you know the answer to question 9?
"Where would you find Earth's longest river, the Nile?"
General Trivia Quiz
You must be an alien if you score above a 4!
"Tam's fish tank contains 89 koi carp, and 21 are male. How many are female?"
Can you solve this riddle?
Play This Knowledge Quiz
"The tribe of Genghis Khan were known by what name?"
"Finish the name of the famous New Wave band: Duran ______."
Mixed Trivia Quiz
Let us know what you scored!
"Which of these European countries has the highest population?"
Literature Quizzes
"As the story goes, it was Vanna White, or maybe Pia Zadora, or perhaps Zsa Zsa Gabor, who was so bad that someone in the..."
"To what little rodent did Robert Burns dedicate a poem?"
"Who famously asked Katharine Hepburn, "What kind of tree are you"?"
Quiz About Literature
What is the last book you read and did you like it?
"What was the name of the mentor of King Arthur?"
"Which singer was born Robert Zimmerman?"
"What regimental bhisti, created by Rudyard Kipling, is a better man than I?"
"What part of New York did Langston Hughes describe as being a melting pot "of honey and chocolate and caramel and rum an..."
"Which Ancient Greek writer wrote a series of fables?"
"Fee-fi-fo-fum. The giant smells the blood of what Englishman?"
Math Quizzes
Math Quiz
Only those who are good with numbers stand a change!
"What number is greatest: 112, 138, 157 or 191?"
Math Quiz
Only those who are good with numbers stand a change!
"What is 123 times 4?"
Impossible Math Quiz
Can you solve all questions?
"What is 99 doubled?"
Extremely Challenging Math Test.
10 Questions!
"How many pints of juice did you drink if you drank six quarts of orange juice?"
Math Quiz
You can find the answer at the bottom of this quiz
"What is 98 plus 22?"
Mathematics Quiz
Do you know the answer?
"What is -7 - 3?"
Warm up your brain with this Math Quiz
How many questions can you get correctly?
"What is the perimeter of a square if each side is 3 feet long?"
Math Test
Are you able to score a perfect 10? Prove us!
"It was 13 degrees this morning and the temperature dropped 12 degrees, what is the temperature now?"
Math Quiz
Only those who are good with numbers stand a change!
"Tina's bookshop sells 56, 78 and 101 books over three days. What is her total sales?"