World Knowledge Challenge
Test your knowledge across science, history, geography and culture with this engaging general knowledge quiz.
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Quiz Questions & Answers
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Question 1: Which of these elements is not a noble gas?
Neon
Nitrogen
Helium
Argon
Question 2: What is the world's longest river?
Amazon River
Mississippi River
Nile River
Yangtze River
Question 3: Which of these paintings was NOT created by Leonardo da Vinci?
The Night Watch
The Last Supper
Mona Lisa
The Virgin of the Rocks
Question 4: What is the hardest natural substance on Earth?
Diamond
Titanium
Graphene
Quartz
Question 5: Which of these ancient wonders still exists today?
Colossus of Rhodes
Great Pyramid of Giza
Hanging Gardens of Babylon
Lighthouse of Alexandria
Question 6: What percentage of the human body is water?
45-55%
60-65%
70-75%
80-85%
Question 7: Which of these inventions came first?
Paper
Compass
Wheel
Bronze tools
Question 8: What is the most abundant element in the universe?
Oxygen
Helium
Carbon
Hydrogen