What can happen if the number of individuals of a particular species becomes low?
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Question 2 of 10
Able to point its eyes in separate directions, what iguana uses its chromatophore cells to change color with its moods?
Question 3 of 10
In 1893, Pennsylvania bridge engineer George Ferris built his first eponymous wheel in what "windy city"?
Question 4 of 10
There is a 1-in-1000 chance of this happening before 2200, possibly destroying all human life, but some say there is a 50% chance of it happening on September 24, 2182. What is it?
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Question 5 of 10
Which of these is an important property of the material used to make tights?
Question 6 of 10
What is a front that does not advance called?
Question 7 of 10
Sleeping sickness is caused by the bite of which insect?
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Question 8 of 10
Aard is Afrikaner for "earth." Where would you find aardvarks and aardwolves?
Question 9 of 10
What is the unit defined as the energy needed to raise one gram of water by 1 degree Celsius?
Question 10 of 10
In 1943 the US Supreme Court ruled that it was Nikola Tesla, not Guglielmo Marconi, who invented something. Mind you, Tesla was already dead. What?
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Who Sang Quizzes
Who Sang These Songs?
Good luck scoring an high 8
Average Score: 7
69% knows the answer to this question:
"Who sang the song, "Peggy Sue" (1957)?
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Can You Name The John Denver Song?
Most people only know 4!
Average Score: 8
41% knows the answer to this question:
"From which John Denver song comes the famous line "All my bags are packed, I'm ready to go"
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Do You Know Who Sang These Songs?
We challenge you to score at least a 7!
Average Score: 9
24% knows the answer to this question:
"Who sang the famous song, "Bridge Over Troubled Water" (1970)?
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Who Sang These Songs?
Do you think you can name at least 5?
Average Score: 9
35% knows the answer to this question:
"Who sang the famous song "Suspicious Minds" (1969)
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Who Delivered These Hits?
What did you score?
Average Score: 7
82% knows the answer to this question:
"Which rock & roll dynamo set the stage on fire with "Tutti Frutti" (1955)?
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Who Sang These Songs?
No one really knows more than 5 songs
Average Score: 8
84% knows the answer to this question:
"Who sang the famous song "Bad" (1983)
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General Knowledge Quizzes
Knowledge Questions that are Difficult
Can you top a 4? We bet you can, but prove it!
Average Score: 5
37% knows the answer to this question:
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General Knowledge Quiz
Proof Your Knowledge by scoring an 8+
Average Score: 5
32% knows the answer to this question:
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Play This Knowledge Quiz
and find out what the answer is
Average Score: 6
62% knows the answer to this question:
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Challenging Knowledge Quiz
Who is able to beat her score? Tell in the comments f you did
Average Score: 9
35% knows the answer to this question:
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Difficult Knowledge Quiz
You will also fail at question 9
Average Score: 9
52% knows the answer to this question:
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Challenging Knowledge Quiz
This quiz is way too hard for you!
Average Score: 6
68% knows the answer to this question:
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Math Quizzes
Can you solve this?
go to Math Quiz
Average Score: 9
43% knows the answer to this question:
"If a five day vacations costs 2500 dollars, how much does each day cost?
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Math Quiz
Please let us know your score below
Average Score: 9
61% knows the answer to this question:
"What is 18 doubled?
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Math Quiz
We challenge you to score an 8+
Average Score: 9
85% knows the answer to this question:
"What is twenty times twenty?
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Math Quiz
Absolutely no one scores higher than a 5
Average Score: 8
52% knows the answer to this question:
"What is an estimate?
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Math Quiz
Are you real mathelete? Let us know below!
Average Score: 8
72% knows the answer to this question:
"Which is the correct spelling?
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Math Quiz
Can You Solve It Without a Calculator?
Average Score: 8
47% knows the answer to this question:
"687+462+237 equals what number?
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Literature Quiz
Who sang these songs from the 20s?
Do you know who these famous people from the 60s and 70s are?