General knowledge is the classic trivia category: a little bit of everything. Work through all 20 questions in quiz mode and see how many you can get.
Updated October 9, 2026
General Knowledge Trivia
Twenty original general knowledge questions covering words, nature, the human body, and everyday facts. Reveal each answer, learn from the explanation, and track your score.
Question 1. What do we call a word that reads the same backward and forward?
Answer: A palindrome
Famous examples include racecar, level, and madam.
Question 2. How many colors are in a rainbow?
Answer: Seven
Red, orange, yellow, green, blue, indigo, and violet.
Question 3. What is the only food that never spoils?
Answer: Honey
Archaeologists have found edible honey in ancient Egyptian tombs.
Question 4. Which planet is known as the Red Planet?
Answer: Mars
Iron oxide dust on its surface gives Mars its red color.
Question 5. How many days are in a leap year?
Answer: 366
Leap years add February 29 roughly every four years.
Question 6. What is the hardest natural substance on Earth?
Answer: Diamond
Diamond ranks 10, the top of the Mohs hardness scale.
Question 7. Which land animal is the tallest in the world?
Answer: The giraffe
Adult male giraffes can reach about 5.5 meters tall.
Question 8. What do we call a baby frog?
Answer: A tadpole
Tadpoles hatch from eggs and later grow legs and lose their tails.
Question 9. How many legs does a spider have?
Answer: Eight
Spiders are arachnids, not insects, which have six legs.
Question 10. What is the name of the snowman in Frozen?
Answer: Olaf
Olaf is the cheerful snowman who dreams of summer.
Question 11. Which ocean is the largest?
Answer: The Pacific Ocean
The Pacific covers about one third of Earth's surface.
Question 12. What gas do plants absorb from the air?
Answer: Carbon dioxide
Plants use carbon dioxide in photosynthesis to make food.
Question 13. How many strings does a standard guitar have?
Answer: Six
They are tuned E, A, D, G, B, E from low to high.
Question 14. What is the currency of Japan?
Answer: The yen
The yen has been Japan's currency since 1871.
Question 15. Which bird cannot fly but swims well?
Answer: The penguin
Penguins use their wings as flippers to swim.
Question 16. What do we call water in its frozen form?
Answer: Ice
Water freezes at 0 degrees Celsius or 32 Fahrenheit.
Question 17. How many players does a soccer team field?
Answer: Eleven
Each side fields eleven players, including the goalkeeper.
Question 18. What is the largest mammal in the world?
Answer: The blue whale
Blue whales can weigh over 150 tons.
Question 19. Which month has the fewest days?
Answer: February
February has 28 days, or 29 in a leap year.
Question 20. Which instrument has black and white keys?
Answer: The piano
A standard piano has 88 keys in total.
Frequently asked questions
How do I play the quiz?
Read each question, say your answer out loud, then press Reveal answer. Mark whether you got it right and move to the next question. Your score is tracked to the end.
Can I use these questions for a pub quiz?
Yes. All questions are original and free to use for quizzes, classrooms, and trivia nights.
How many questions are in this quiz?
20, each with an answer and a one-line explanation.
Is my score saved?
No. The score tracker runs in the page only and resets when you reload or press Play again.