General Science Quiz
A 5-question quiz to test your general science knowledge
1. What is the largest organ in the human body?
Liver
Brain
Skin
Heart
2. Which of the following is not a vertebrate?
Frog
Lizard
Snake
Spider
3. What is the smallest unit of life?
Cell
Atom
Molecule
Gene
4. Which gas is essential for respiration?
Oxygen
Carbon Dioxide
Nitrogen
Helium
5. What is the process by which plants make their own food?
Photosynthesis
Respiration
Fermentation
Digestion
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