Quick General Knowledge #2

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Last updated: January 6, 2026

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First submitted	January 5, 2026
Times taken	38
Average score	65.0%
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Hint	Answer
What is the most common dental issue?	Cavity
What is the official language of Brazil?	Portuguese
What causes high tide?	Moon
What substance gives your skin color?	Melanin
Who was George Washington's vice president?	John Adams
What is the name of the tallest mountain in the US?	Mount Mckinley
What animal is responsible for the most human deaths in the world?	Mosquito
What candy bar is the global best seller?	Snickers
What animal are pearls found in?	Oyster
What type of trees do acorns come from?	Oak
What city was Starbucks founded in?	Seattle
The art of folding paper originated in which country?	Japan
What is the only month without a holiday in the United States?	August
What is the largest member of the brass family?	Tuba
Jonas Salk discovered the vaccine for what disease?	Polio
What does GPS stand for?	Global Positioning System
In chess, which piece can only move diagonally?	Bishop
What insect is known for regenerating its head if decapitated?	Cockroach
What body system regulates hormones?	Endocrine
What gem stone has a popular cut named after it?	Emerald

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3 Comments

Level 73

Jan 6, 2026

It's "hormones" not "horomones."

Also, every country has different holidays.

Otherwise, good quiz!

Level 73

Feb 19, 2026

Thanks for fixing the quiz!

Level 61

Feb 17, 2026

a cockroach can live without a head for a long time but CANNOT regenerate a new head

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