The Ultimate Brain Teaser Quiz
Test your knowledge across science, geography, technology and more with these challenging questions!
Try this quiz
Play through the questions and see your score instantly
Ready to test your knowledge?
8 questions · Quick play · Instant results
Make your own quiz videos
Turn any topic into a polished video quiz — with AI-powered questions, voiceover, and animations. No video editing skills needed.
Unlimited quizzes, free to start
Create as many quizzes as you want. Describe your topic and AI builds the questions, answers, and explanations for you.
Customise everything
Pick from stunning templates, tweak colours and fonts, add your branding, and choose between vertical or landscape formats.
Export-ready videos
Download HD videos optimised for TikTok, YouTube Shorts, Instagram Reels, or full-length YouTube — one click, no editing.
No credit card required
Quiz Questions & Answers
Review every prompt, the correct responses, and helpful context to prep for your own run-through.
Question 1: Which element makes up approximately 78% of Earth's atmosphere?
Carbon Dioxide
Hydrogen
Nitrogen
Oxygen
Question 2: What is the smallest prime number?
0
2
3
1
Question 3: Which of these inventions came first?
Radio
Telephone
Telegraph
Television
Question 4: What is the hardest natural substance on Earth?
Platinum
Iron
Diamond
Gold
Question 5: Which ocean is the deepest?
Indian Ocean
Pacific Ocean
Arctic Ocean
Atlantic Ocean
Question 6: What type of energy does the sun primarily generate?
Chemical energy
Nuclear energy
Electrical energy
Mechanical energy
Question 7: Which sense develops first in humans?
Sight
Hearing
Touch
Smell
Question 8: What percentage of the human body is water?
90%
60%
45%
75%