Science Quiz with challenging questions

Question 1 of 10

When a bit of sand gets trapped inside a shellfish, it fights the irritation with nacre, which it gets from calcite in seawater. What treasure results?

Question 2 of 10

What is the name of the holes in the nose?

Question 3 of 10

Which of these is a liquid?

Question 4 of 10

What would you do to a bucket of sand and water to separate one from the other?

Question 5 of 10

What element is a diamond composed of?

Question 6 of 10

At the end of the mouth is the pharynx, a traffic cop that directs air down the trachea and food down the oesophagus. What flap shuts the trachea when you eat?

Question 7 of 10

In 1996, there wasn't a single American state in which at least 20% of the people were obese. By 2007, every state had an obesity rate of at least 20%, except for what Rocky Mountain state?

Question 8 of 10

New Zealanders are convinced that Richard Pearse invented this in Timaru, nine months before it was invented at Kitty Hawk. What?

Question 9 of 10

What sort of organisms can be genetically engineered?

Question 10 of 10

What type of substances do we get from substances called 'ores'?

Who Sang Quizzes

Pop Music Quiz!

Who sang these songs from the '80s

Average Score: 9

62% knows the answer to this question: "Who sang the famous song "Theme From 'New York, New York'" (1980) "
Who Sang These Songs?

10 hard questions

Average Score: 7

70% knows the answer to this question: "Who sang the famous song "Red River Rock" (1959)? "
Who Sang These Songs From The 50s, 60s & 70s?

Let us know your score!

Average Score: 7

92% knows the answer to this question: "Who sang the song, "Great Balls of Fire" (1957)? "
Who Sang These 90s Songs?

Feels like yesterday isn't it?

Average Score: 7

98% knows the answer to this question: "Who sang the song, "Smells Like Teen Spirit" (1991)? "
Who Sang These Songs?

Do you know more than 5 of these songs?

Average Score: 9

92% knows the answer to this question: "Who sang the famous song ”Material Girl” (1985)? "
Most people don't remember the artist of these famous 70s songs

10 famous songs

Average Score: 9

85% knows the answer to this question: "Who sang the famous song "Hotel California" (1977) ? "

History Quizzes

History Quiz

10 Questions

Average Score: 10

77% knows the answer to this question: "What country is the homeland of the Danish people? "
History Trivia Quiz

Scoring higher than a 6 is impossible!

Average Score: 5

41% knows the answer to this question: "What mountains were first crossed by Blaxland, Lawson and Wentworth in 1813? "
History Questions

We would love to hear about your score

Average Score: 4

27% knows the answer to this question: "In which century was the US War of Independence? "
10 History Questions

Who knows enough for a 10/10

Average Score: 4

73% knows the answer to this question: "What was one of the nicknames of the US's 369th Infantry Regiment? "
History Quiz

Find out if you still know enough to score a 10/10

Average Score: 5

49% knows the answer to this question: "Which country launched the first woman into space? "
Are you wise enought?

Play Our History Quiz

Average Score: 4

84% knows the answer to this question: "To which political party did George Washington belong? "

Geography Quizzes

Play This Geography Quiz Now!

It's going to be impossible to score a 6+

Average Score: 6

72% knows the answer to this question: "Which country lies directly south of Mongolia? "
Geography Quiz

Did you find your way to the last question?

Average Score: 4

44% knows the answer to this question: "Fulham is in which London postcode? "
Geography Quiz

You're invited!

Average Score: 5

67% knows the answer to this question: "What nationality is the explorer Vasco Nunez de Balboa? "
HARD Science Quiz

We hope you're smart enough to score a 7+

Average Score: 4

25% knows the answer to this question: "What is the capital of Kentucky? "
Geography Quiz

Thumbs up when you score a 10/10

Average Score: 5

97% knows the answer to this question: "What was the middle name of the explorer Captain Scott? "
10 Question About Planet Earth

Did you score a 10? Let us know below!

Average Score: 6

37% knows the answer to this question: "Which is the largest continent on Earth? "

Music Quizzes

10 famous songs, 10 unfinished titles

Take Quiz

Average Score: 8

22% knows the answer to this question: "'Viva ____' "
We bet you aren't a musical genius

Music Knowledge Quiz

Average Score: 7

35% knows the answer to this question: "Which of the following is a successful Australian country singer? "
HARD Music Quiz

10 music questions

Average Score: 6

55% knows the answer to this question: "What was the name of John Lennon's first wife? "
Challenging Music Quiz

We challenge you to score a 7+

Average Score: 7

76% knows the answer to this question: "Italian Luciano Pavarotti was part of which music group? "
Music Quiz

Can you do better than a 5 out of 10?

Average Score: 9

41% knows the answer to this question: "In what song does Dolly Parton sing: "What a way to make a livin' - Barely gettin' by - Its all takin' - And no givin"? "
Think you know your Beatles from your Stones?

Can you beat your friends' scores?

Average Score: 8

25% knows the answer to this question: "Which band's drummer had the nickname "Ringo"? "

Science Quizzes

Hard Science Quiz

Who is able to score higher than an impossible 8?

Average Score: 7

76% knows the answer to this question: "Triceratops may have travelled in what? "
Science Quiz

Can you score at least a 7?

Average Score: 9

23% knows the answer to this question: "What is the height of the sea's surface generally called? "
Science Trivia Quiz

How many questions can you answer correctly?

Average Score: 9

75% knows the answer to this question: "What is the sprouting of a new plant structure called? "
Science Quiz

Are you smarter than a astronaut? Prove us by score higher than a 6

Average Score: 8

83% knows the answer to this question: "Astronomers observe the sky from what named building? "
What do you know about science & Nature?

Average Score: 4

37% knows the answer to this question: "How many volts are in a kilovolt (kV)? "
Science Quiz

Did you do better than a 6?

Average Score: 8

60% knows the answer to this question: "The membrane in the ear is named for what musical instrument? "

Food & Beverage Quizzes

Fun Food Quiz

What did you score? Let us know below in the comments!

Average Score: 8

79% knows the answer to this question: " "
Bon Appetit

Average Score: 7

79% knows the answer to this question: " "
Are you a real food lover? Then these 10 questions should be easy for you!

Average Score: 6

31% knows the answer to this question: " "
Food and Beverage

10 hard questions about food and beverage

Average Score: 7

71% knows the answer to this question: " "
Food & Beverages Quiz

What's your favorite autumn dish?

Average Score: 9

78% knows the answer to this question: " "
Food and Beverages

Average Score: 6

23% knows the answer to this question: " "

General Knowledge Quizzes

Challenging Knowledge Quiz

We challenge you to score a 6+

Average Score: 5

57% knows the answer to this question: " "
10 Trivia Questions

Are you a Trivia Titan?

Average Score: 4

55% knows the answer to this question: " "
Can you beat my score?

10 general questions you won't know the answer to

Average Score: 9

44% knows the answer to this question: " "
General Knowledge Quiz

Are you up for the challenge?

Average Score: 5

65% knows the answer to this question: " "
Mixed Trivia Quiz

10 Questions!

Average Score: 9

29% knows the answer to this question: " "
Difficult Knowledge Quiz

You will also fail at question 9

Average Score: 9

74% knows the answer to this question: " "

Literature Quizzes

If you are a real bookworm you will love this quiz!

Average Score: 5

49% knows the answer to this question: "What period in history is the setting for "A Tale of Two Cities"? "
The Ultimate Bookworm Quiz

Average Score: 7

81% knows the answer to this question: "Which of these words rhymes with "four"? "
Literature Quiz

Average Score: 7

98% knows the answer to this question: "Which novel centers around a portrait that ages while its subject remains young and handsome? "
Literature Quiz

Good luck playing this one

Average Score: 7

96% knows the answer to this question: "The book "The Grapes of Wrath" by John Steinbeck was set in what time period? "
Literature Quiz

Average Score: 6

87% knows the answer to this question: "Who is the author of the quotation "What fools these mortals be"? "
Very hard quiz about books and their writers!

Start Quiz

Average Score: 8

95% knows the answer to this question: "Who was the author of "Treasure Island"? "

Movie Quizzes

Movie Quiz

Can you top a 6 out of 10

Average Score: 8

33% knows the answer to this question: "Climb Every Mountain is from which film musical? "
Movie Quiz

Can you score perfect 10?

Average Score: 6

89% knows the answer to this question: "What is Whoopi Goldberg's character doing for a living before posing as a nun after witnessing a mob killing? "
Rewind to the 70s: Movie Quiz

Which of these have you seen in the cinema?

Average Score: 8

31% knows the answer to this question: "Who directed the movie, "The Godfather" (1972)? "
Movie Quiz

We bet you will tap out!

Average Score: 5

69% knows the answer to this question: "Karen Carpenter died of complications from which illness? "
Movies Quiz

Share if you scored higher than a 6

Average Score: 7

66% knows the answer to this question: "In the 2007 film "Pirates of the Caribbean: At World's End", where is Jack rescued from? "
Quiz about Movies

What is the last movie you saw?

Average Score: 8

53% knows the answer to this question: "What animated movie is based on "The Snow Queen" by Hans Christian Andersen? "

Math Quizzes

Math Quiz

We hope you can do better than a simple 5

Average Score: 9

74% knows the answer to this question: "180+124+68 equals what number? "
10 Math Problems

We hope you can do better than a simple 5

Average Score: 7

42% knows the answer to this question: "What is the sum of 1500, 96 and 105? "
Do you belong to the 10% that can score a 7+

Mathematics Quiz

Average Score: 8

56% knows the answer to this question: "94 is how many less than 100? "
Math Quiz

Absolutely no one scores higher than a 5

Average Score: 8

50% knows the answer to this question: "What is an estimate? "
Mathematics Quiz

Nobody is able to score a perfect 10

Average Score: 9

26% knows the answer to this question: "How many in a pair? "
Math IQ Test

Do you know the answer?

Average Score: 9

73% knows the answer to this question: "If it snows 1 inch per hour for 2 days, how many inches of snow is that? "

Extremely Hard History Quiz, most people score only 3 out of 10.
Extremely Hard History Quiz, most people score only 3 out of 10.
Literature Quiz

Who Sang Quizzes

Pop Music Quiz!

Who sang these songs from the '80s

Who Sang These Songs?

10 hard questions

Who Sang These Songs From The 50s, 60s & 70s?

Let us know your score!

Who Sang These 90s Songs?

Feels like yesterday isn't it?

Who Sang These Songs?

Do you know more than 5 of these songs?

Most people don't remember the artist of these famous 70s songs

10 famous songs

History Quizzes

History Quiz

10 Questions

History Trivia Quiz

Scoring higher than a 6 is impossible!

History Questions

We would love to hear about your score

10 History Questions

Who knows enough for a 10/10

History Quiz

Find out if you still know enough to score a 10/10

Are you wise enought?

Play Our History Quiz

Geography Quizzes

Play This Geography Quiz Now!

It's going to be impossible to score a 6+

Geography Quiz

Did you find your way to the last question?

Geography Quiz

You're invited!

HARD Science Quiz

We hope you're smart enough to score a 7+

Geography Quiz

Thumbs up when you score a 10/10

10 Question About Planet Earth

Did you score a 10? Let us know below!

Music Quizzes

10 famous songs, 10 unfinished titles

Take Quiz

We bet you aren't a musical genius

Music Knowledge Quiz

HARD Music Quiz

10 music questions

Challenging Music Quiz

We challenge you to score a 7+

Music Quiz

Can you do better than a 5 out of 10?

Think you know your Beatles from your Stones?

Can you beat your friends' scores?

Science Quizzes

Hard Science Quiz

Who is able to score higher than an impossible 8?

Science Quiz

Can you score at least a 7?

Science Trivia Quiz

How many questions can you answer correctly?

Science Quiz

Are you smarter than a astronaut? Prove us by score higher than a 6

What do you know about science & Nature?

Science Quiz

Did you do better than a 6?

Food & Beverage Quizzes

Fun Food Quiz

What did you score? Let us know below in the comments!

Bon Appetit

Are you a real food lover? Then these 10 questions should be easy for you!

Food and Beverage

10 hard questions about food and beverage

Food & Beverages Quiz

What's your favorite autumn dish?

Food and Beverages

General Knowledge Quizzes

Challenging Knowledge Quiz

We challenge you to score a 6+

10 Trivia Questions

Are you a Trivia Titan?

Can you beat my score?