Answer 10 questions and see how you score!
1. What type of bond is formed when electrons are shared?
2. Which chemical is used as a preservative in canned foods?
3. Which type of energy is stored in a stretched spring?
4. Which gas is produced by plants during photosynthesis?
5. Which organ helps detoxify chemicals in the body?
6. What is the state of water at 0°C?
7. Which planet is the largest in the solar system?
8. Which type of immunity is acquired after vaccination?
9. Which vitamin is produced when skin is exposed to sunlight?
10. Which organ of the human body secretes bile?