15. The scientist who first discovered that the earth revolves round the sun was
c. Copernicus
16. Alexander Fleming discovered
a. Penicillin
17. Who among following invented the steam engine?
b. James Watt
18. Who invented typewriter?
c. Sholes
20. Who discovered circulation of blood in human body?
c. William Harvey
21. The first attempt in printing was made in England by
c. William Caxton
22. Who was the surgeon who pioneered antiseptic surgery in 1865?
a. Edward Jenner
b. Joseph Lister
c. Henry William
d. John Sleeman
23. The credit of inventing the television goes to
a. Faraday
b. Baird
c. Edison
d. Marconi
24. The credit of developing the polio vaccine goes to
a. Jonas Salk
b. Alb E. Sabin
c. Selman Waxman
d. None of these
25. Mark the wrong combination
a. James Watt: Steam Engine
b. A.G. Bell: Telephone
c. J. L. Baird: Television
d. J. Perkins: Penicillin
Answers
1. c 2. d 3. c 4. a 5. b 6. c 7. c 8. d 9. c 10. d 11. d
12. a 13. b 14. a 15. c 16. a 17. b 18. c 19. c 20. c
21. c 22. b 23. b 24. a 25. d
Everyday Science Best MCQs Paper (Solved) for PPSC