Most of the oxygen in the air is produced by what chemical process?
Question 2 of 10
Which of these devices would you most likely use to listen to music?
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?
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Question 4 of 10
Which space probe landed on Mars in June 1999?
Question 5 of 10
What country shares its name with an ink that is chemically inert, not affected by sunlight and virtually permanent?
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?
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Question 7 of 10
What happens to the pressure of water as depth under the water increases?
Question 8 of 10
The grandfather paradox is held up as one of the risks of what improbable science fiction activity?
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Question 9 of 10
Water freezes at what temperature?
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?
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General Knowledge Questions
How many questions did you have correct?
Average Score: 8
100% knows the answer to this question:
"Which of these famous landmarks is partially located in Canada?
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And do you know the answer to this one?
"Which of these rivers is mentioned in Duran Duran's single Rio? "
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"Which of these is actually a famous battle in history?
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History Quiz
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"How old was Prince Harry when his mother died?
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Quiz About History
We bet you can't even score a simple 5
Average Score: 7
92% knows the answer to this question:
"In February 1950, the secret Police known as the "Stasi" was founded in which country?
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History Trivia Quiz
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"What was Thomas Fairfax's main reason for resigning from the English army?
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Do you have a mastermind?
Play if you think you can score a 7+
Average Score: 9
100% knows the answer to this question:
"Indira Gandhi was the leader of which country until 1984?
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History Quiz
What did you score?
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99% knows the answer to this question:
"Who founded the Ford Motor Company?
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History Quiz That Pushes Your Limits
Can you beat a rocking 7?
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"The July Revolution of 1830 toppled Charles X in favor of Louis-Philippe. Where?
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History Quiz
You will fail at this history quiz
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"After the Battle of Hastings, what did William become known as?
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Quiz about History
How many retries did you need?
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100% knows the answer to this question:
"Which country declared itself independent from France in March 1956?
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Geography Quizzes
Geography Quiz
What would be your dream travel destination?
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98% knows the answer to this question:
"Which is the southern-most country in Africa?
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Challenging Geography Quiz
We hope you can handle this quiz!
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100% knows the answer to this question:
"Which continent has the fewest countries?
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Are you smarter than this geographer?
Geography Quiz
Average Score: 8
99% knows the answer to this question:
"Which city is a key town for the Muslim, Jewish and Christian faiths?
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Challenging Geography Quiz
We hope you can handle this quiz!
Average Score: 7
93% knows the answer to this question:
"Which of these capital cities is in Europe?
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Geology Quiz - How Much Do You Know?
Test Your Knowledge and See if You're Up to the Challenge
Average Score: 9
98% knows the answer to this question:
"On which body of water will surfers at Newquay catch the wave?
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What was your last travel destination?
HARD Geography Quiz
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100% knows the answer to this question:
"Dionysus was the Greek God of what?
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Sorry, you are just not good enough
to score a perfect 10!
Average Score: 8
100% knows the answer to this question:
"What is the capital city of the Central American country of Guatemala?
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Geography Quiz
You won't score a 6 or higher!
Average Score: 7
100% knows the answer to this question:
"With 1,000 plus rooms, what is the largest inhabited castle in the world?
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HARD Geography Quiz
This really is a hard one!
Average Score: 6
100% knows the answer to this question:
"Malta achieved independence from which European country in 1964?
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Music Quizzes
Challenging Music Quiz
We challenge you to do better than a 5 out of 10
Average Score: 8
99% knows the answer to this question:
"Who "stuck a feather in his hat and called it macaroni"?
"
Play this music quiz by clicking here
And tell us what you scored. We hope you did good!
Average Score: 9
100% knows the answer to this question:
"Help was a hit song of which band?
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Music Quiz
Hats off if you're able to score a perfect 10
Average Score: 7
98% knows the answer to this question:
"The song from which film won the 1997 Oscar for Best Song?
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New Music Trivia
Can you answer all music questions correctly?
Average Score: 9
100% knows the answer to this question:
"Which of these is the name of a '60s song by Bob Dylan?
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Challenging Music Quiz
We think scoring a 5+ is impossible
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100% knows the answer to this question:
"Which of these was a member of The Beatles?
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Challenging Music Quiz
We think scoring a 5+ is impossible
Average Score: 10
100% knows the answer to this question:
"Finish this line of lyrics: 'I've travelled each and every highway - And more, much more than this - I did it ___________'.
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Challenging Music Quiz
We challenge you to do better than a 5 out of 10
Average Score: 8
99% knows the answer to this question:
"Who "stuck a feather in his hat and called it macaroni"?
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HARD Music Quiz
Let us know your score in the comments below
Average Score: 7
89% knows the answer to this question:
"Who wrote the opening to "California Girls" the first time he took acid?
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How often do you listen to music?
HARD Music Quiz
Average Score: 7
100% knows the answer to this question:
"Coolio reworked Stevie Wonder's "Pasttime Paradise," turning it into what song?
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Science Quizzes
Nobody can score higher than a lousy 5
Science Quiz
Average Score: 7
90% knows the answer to this question:
"What do we call the teeth we grind our food with?
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Try scoring a 10 out of 10
10 HARD Science Questions
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100% knows the answer to this question:
"John Luther Jones of Cayce, Kentucky, has a special place in railway lore. By what name is he better known?
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Science Quiz
Let your fellow quizzers know what you've scored
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99% knows the answer to this question:
"What do red blood cells carry throughout the body?
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HARD Science Quiz
Who can beat the average score?
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100% knows the answer to this question:
"What is a change in the form of a species over time called?
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Hard Science Quiz
Tell us if you scored an impossible 10
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100% knows the answer to this question:
"The word "lunar" means something related to what?
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HARD Science Quiz
We hope you're smart enough to score a 7+
Average Score: 6
100% knows the answer to this question:
"HP and IBM are brands of which product?
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Don't bother beating my score
Science Quiz
Average Score: 7
100% knows the answer to this question:
"What do we call the teeth we grind our food with?
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Science Quiz
A score higher than a 6 is impossible
Average Score: 10
100% knows the answer to this question:
"Horseshoes are usually made from what?
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Science Quiz
We really think scoring higher than a 6 is impossible
Average Score: 9
96% knows the answer to this question:
"When introduced by Raytheon, what appliance was originally called the Radar Range?
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Who Sang Quizzes
Who Sang These Famous Classic Rock Songs?
What's your favorite classic rock hit? Let us know in the comments!
Average Score: 8
100% knows the answer to this question:
"Who sang the famous song "(I Can't Get No) Satisfaction" (1965)?
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Who Sang These Songs
Did you know more than 5 songs?
Average Score: 9
100% knows the answer to this question:
"Who sang the famous song "You Make Me Feel Like A Natural Woman" (1967) ?
"
60's music quiz
You won't score a perfect 10
Average Score: 8
92% knows the answer to this question:
"Who sang the famous song "Sunny Afternoon" (1966) ?
"
Who Sang These Songs? - Sudden End Style
How many songs didn't you know?
Average Score: 0
0% knows the answer to this question:
"Who sang the famous song "I Left My Heart in San Francisco" (1962)?
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Who Sang These Songs?
What did you score?
Average Score: 9
100% knows the answer to this question:
"Who sang the famous song "Mandy" (1974)?
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Who Sang These Songs?
Nobody knows more than 4 songs
Average Score: 7
88% knows the answer to this question:
"Who sang the famous song "Rock With You" (1979)?
"
Who sang these songs?
Music Quiz
Average Score: 9
99% knows the answer to this question:
"Who sang the famous song "Fly Me To The Moon" (1964) ?
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Who Sang These Songs?
Absolutely no one gets higher than a 5
Average Score: 9
99% knows the answer to this question:
"Who sang the famous song ”I Want to Hold Your Hand” (1963)?
"
60's music quiz
You won't score a perfect 10
Average Score: 8
100% knows the answer to this question:
"Who sang the famous song "Sunny Afternoon" (1966) ?
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Food & Beverage Quizzes
Test Your Culinary Knowledge with this Delicious Quiz
Show Off your result in the comments
Average Score: 10
100% knows the answer to this question:
"A cucumber preserved in vinegar or salt is called what?
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Food and Beverage Quiz
Who is able to score higher than a lousy 4? Share if you did
Average Score: 9
100% knows the answer to this question:
"Which animal's meat is referred to as mutton, particularly when the animal is an adult?
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10 fun questions about food you probably can't answer
Food Quiz
Average Score: 9
100% knows the answer to this question:
"What food group do oatmeal, brown rice and whole wheat belong to?
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Food & Beverages Quiz
Are you able to score a perfect 10?
Average Score: 10
99% knows the answer to this question:
"Which of the following breakfasts has the most nutritional value?
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Food and Beverage Sudden End Quiz
15 questions!
Average Score: 0
99% knows the answer to this question:
"What is the popular combination of drinks?
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Challenging Food & Beverages Quiz
We challenge you to beat his score!
Average Score: 8
100% knows the answer to this question:
"Pop tarts can be heated in which of the following?
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Can you solve this Food Riddle?
Food Quiz
Average Score: 6
100% knows the answer to this question:
"Which type of beverage typically contains fruit?
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Food & Beverages Quiz
Did you top a 6? Please tell us!
Average Score: 8
100% knows the answer to this question:
"Where would you find mussels?
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Food Quiz
What's on your favorite sandwich?
Average Score: 10
99% knows the answer to this question:
"What dish did Lemuel Benedict invent in 1894, as a hangover cure?
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General Knowledge Quizzes
Flex your brain muscles!
Play our Challenging Quiz
Average Score: 7
98% knows the answer to this question:
"A ferry travelled 19km from the shore before the captain turned left and 26km to its final destination. What was the total distance travelled?
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Don't blame us. We warned you!
Mixed Trivia Quiz
Average Score: 8
100% knows the answer to this question:
"105x106÷105 equals what number?
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Challenging Knowledge Quiz
Prove us it's possible to score a 7+
Average Score: 8
98% knows the answer to this question:
"What is the capital city of Thailand?
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You are eliminated after question 7
Trivia Knockout
Average Score: 0
0% knows the answer to this question:
"Wikipedia was once embroiled in an epic edit war over whether the Arachnophobia article should include a picture of what creature?
"
Play QuizTest Your Knowledge with This Quiz
Can You Answer the Tough Questions 4 and 9?
Average Score: 8
92% knows the answer to this question:
"Which human organ transplant is performed for the first time in November of 1968?
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Common Knowledge Questions
We bet you won't score higher!
Average Score: 6
100% knows the answer to this question:
"What is in the inside of an avocado?
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Mixed Trivia Quiz
Don't overthink everything, stick with your first answer!
Average Score: 9
97% knows the answer to this question:
"Who founded the Mongol Empire and became one of the most feared conquerors of all time?
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Crazy Game
10 Knowledge Questions
Average Score: 7
100% knows the answer to this question:
"What is 56% in decimal form?
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Challenging Knowledge Quiz
Showcase your result in the comments below
Average Score: 8
96% knows the answer to this question:
"Who won the Academy Award for 'Best Actor' in 2000 for 'Gladiator'?
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Literature Quizzes
Literature Quiz
How much knowledge have you stored in your brain about Literature?
Average Score: 6
84% knows the answer to this question:
"Which king said "A horse, a horse! my kingdom for a horse!"?
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Tell us, what do you really know about literature?
We think not enough to get more than 4 answer correctly!
Average Score: 6
100% knows the answer to this question:
"What John Spyri story is about a girl who lives in the Alps?
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Literature Quiz
Who is your favorite author?
Average Score: 8
99% knows the answer to this question:
"In "Robinson Crusoe", where is Robinson Crusoe stranded?
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Literature Quiz
Who of our quizzers can get a perfect 10? Share below!
Average Score: 8
100% knows the answer to this question:
"What classic novel did D. H. Lawrence write in 1928?
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Literature Test
What did you score? Share below if you dare!
Average Score: 8
100% knows the answer to this question:
"Who wrote the comedy "Midsummer Night's Dream"?
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Literature Quiz
How much knowledge have you stored in you brain about Literature?
Average Score: 7
96% knows the answer to this question:
"What word means to award compensation to?
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Literature Quiz
We challenge you to score an 8+
Average Score: 7
99% knows the answer to this question:
"Which one of these means an animal's poisonous fluids?
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Movie Quizzes
Quiz about Movies
What is the last movie you saw?
Average Score: 8
99% knows the answer to this question:
"What animated movie is based on "The Snow Queen" by Hans Christian Andersen?
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10 Hard Movie Questions
What is the last movie you have seen?
Average Score: 7
98% knows the answer to this question:
"Which film star is married to Goldie Hawn?
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Movie Quiz
What movie has your best memory?
Average Score: 8
100% knows the answer to this question:
"You call that a knife? What movie, starring Paul Hogan, got men bragging about the size of their knives?
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Movie Quiz
What is the last movie you have seen?
Average Score: 8
97% knows the answer to this question:
"Which of these actresses is regarded as a sex symbol of the 1960s?
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Crazy Quiz About Movies!
Nobody will be able to score a perfect 10
Average Score: 5
84% knows the answer to this question:
"In which movie did Brad Pitt play the role of Tyler Durden?
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Quiz About Movies
What did you score?
Average Score: 8
100% knows the answer to this question:
"What movie sequel promoted itself with the tagline, "Just when you thought it was safe to go back in the water"?
"
We bet you can't even finish half of these movie titles in this quiz
Movie Quiz
Average Score: 9
100% knows the answer to this question:
" The Lord of the "...." (2003)
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Movie Quiz
Click to start this quiz
Average Score: 7
99% knows the answer to this question:
"How would you categorise the film The Texas Chainsaw Massacre?
"
how often do you go to the movie theater?
Movie Quiz
Average Score: 7
98% knows the answer to this question:
"Marilyn Monroe starred in which of these classic movies?
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Math Quizzes
Math Quiz
Only those who are good with numbers stand a chance!
Average Score: 10
100% knows the answer to this question:
"Which number is most commonly considered unlucky?
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Mathematics Quiz
What did you score? Let us know in the comments
Average Score: 7
100% knows the answer to this question:
"Cans of soup are 45p. If I buy 3 cans on a 3 for 2 offer, what is the real price per can?
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Math Quiz
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100% knows the answer to this question:
"What is an estimate?
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Math Quiz
We hope you can do better than a simple 5
Average Score: 9
99% knows the answer to this question:
"180+124+68 equals what number?
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Math Quiz
Only those who are good with numbers stand a change!
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99% knows the answer to this question:
"What is the total of 25 + 53 + 32?
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Challenging Math Quiz
You aren't smart enough to score a solid 10!
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100% knows the answer to this question:
"76 plus 36 gives which result?
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Math Quiz
Are you real mathelete? Let us know below!
Average Score: 8
100% knows the answer to this question:
"Which is the correct spelling?
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Challenging Mathematics Quiz
Prove us if you are a true Mathematics Mastermind!
Average Score: 8
99% knows the answer to this question:
"What is 0.6 as a percentage?
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Math Quiz Time!
Think you have what it takes to ace it?
Average Score: 9
100% knows the answer to this question:
"If you are 29 years old. How old will you be in 21 years time?
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We bet you don't know a thing about who invented these things!
Everybody likes music, but how much do you know about it?
Everybody likes music, but how much do you know about it?