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Science Quiz

Questions: 10 Difficulty: Mixed

You can only choose once. Choose wisely.

1. What is the atomic number of oxygen? (Chemistry, Science)

9
8
6
7

2. Which element is essential for nuclear fusion in stars? (Astronomy, Physics, Science)

Helium
Hydrogen
Carbon
Oxygen

3. What is the periodic table group for noble gases? (Chemistry, Science)

Group 1
Group 18
Group 17
Group 2

4. What is the boiling point of water at sea level in Celsius? (Physics, Science, General Knowledge)

90°C
110°C
100°C
120°C

5. What is the chemical formula for table salt? (Chemistry, Science, General Knowledge)

NaCl
CaCO₃
NaHCO₃
KCl

6. What is the smallest bone in the human body? (Biology, Science, General Knowledge)

Humerus
Femur
Stapes
Tibia

7. Who discovered penicillin? (Medicine, Science, General Knowledge)

Edward Jenner
Alexander Fleming
Louis Pasteur
Marie Curie

8. Who discovered gravity after observing a falling apple? (Science, General Knowledge, Historical Figures)

Isaac Newton
Albert Einstein
Galileo Galilei
Kepler

9. What is the process by which plants make food? (Biology, Science)

Transpiration
Respiration
Photosynthesis
Chemosynthesis

10. What is the freezing point of water in Celsius? (Science)

-10°C
32°C
100°C
0°C