General Knowledge Quiz
A 5-question quiz to test your general knowledge.
1. What is the largest organ in the human body?
Heart
Brain
Liver
Skin
2. Which animal can hold its breath the longest?
Elephant
Turtle
Giraffe
Whale
3. What is the chemical formula for water?
H2O
CO2
NaCl
C6H12O6
4. Which planet is known as the Red Planet?
Venus
Mars
Jupiter
Saturn
5. What is the primary gas that makes up the Earth's atmosphere?
Oxygen
Carbon Dioxide
Nitrogen
Helium
Other Free AI Quiz Tools
→
→
→
→