General Science – Free MCQ Practice

16 questions (indexed for search)

1. 1. What is the chemical formula of water? View answer & explanation
2. 2. Which planet is known as the Red Planet? View answer & explanation
3. 3. Which gas is most abundant in Earth atmosphere? View answer & explanation
4. 4. The SI unit of electric current is: View answer & explanation
5. 5. Speed of light in vacuum is approximately: View answer & explanation
6. 6. Which organelle is called the powerhouse of the cell? View answer & explanation
7. 7. Au is the chemical symbol of: View answer & explanation
8. 8. The largest gland in the human body is: View answer & explanation
9. 9. Sunlight helps the human body produce which vitamin? View answer & explanation
10. 10. DNA stands for: View answer & explanation
11. 11. Sound travels fastest in: View answer & explanation
12. 12. Night blindness is caused by deficiency of: View answer & explanation
13. 13. The central part of an atom is called: View answer & explanation
14. 14. An adult human body has how many bones? View answer & explanation
15. 15. Best conductor of electricity among these is: View answer & explanation
16. 16. Photosynthesis requires which pigment? View answer & explanation