20 GK MCQs on Science & Technology: Scientists and Inventions Interactive Quiz

Science and technology have been propelled forward by brilliant minds whose inventions and discoveries changed the world. From the dawn of computing and the harnessing of electricity to breakthroughs in medicine and modern telecommunications, each innovation represents a leap in human understanding. Test your knowledge with this 20-question interactive quiz on prominent scientists and their landmark inventions and discoveries. Perfect for students, quiz lovers, and anyone curious about the pioneers who shaped our technological age!

20 GK MCQs on Scientists and Inventions

1. Who is known as the “Father of Computing”?

• A. Alan Turing
• B. Charles Babbage
• C. John von Neumann
• D. Ada Lovelace

2. Who invented the practical incandescent light bulb?

• A. Humphry Davy
• B. Nikola Tesla
• C. Joseph Swan
• D. Thomas Edison

3. Who discovered penicillin in 1928?

• A. Louis Pasteur
• B. Robert Koch
• C. Alexander Fleming
• D. Paul Ehrlich

4. Who proposed the theory of general relativity?

• A. Albert Einstein
• B. Niels Bohr
• C. Isaac Newton
• D. Galileo Galilei

5. Who discovered the electron in 1897?

• A. J.J. Thomson
• B. J.J. Thomson
• C. Ernest Rutherford
• D. Robert Millikan

6. Who invented the telephone?

• A. Guglielmo Marconi
• B. Antonio Meucci
• C. Alexander Graham Bell
• D. Elisha Gray

7. Who discovered X-rays in 1895?

• A. Wilhelm Röntgen
• B. Henri Becquerel
• C. Marie Curie
• D. Wilhelm Röntgen

8. Who invented the World Wide Web in 1989?

• A. Tim Berners-Lee
• B. Vint Cerf
• C. Robert Cailliau
• D. Marc Andreesen

9. Who is credited with inventing the first successful polio vaccine?

• A. Albert Sabin
• B. Jonas Salk
• C. Maurice Hilleman
• D. Emil von Behring

10. Who invented the steam engine improvement that bears his name?

• A. Thomas Newcomen
• B. James Prescott Joule
• C. James Watt
• D. George Stephenson

11. Who discovered the photoelectric effect, earning a Nobel Prize?

• A. Albert Einstein
• B. Max Planck
• C. Heinrich Hertz
• D. Niels Bohr

12. Who invented the first commercially successful automobile?

• A. Karl Benz
• B. Henry Ford
• C. Gottlieb Daimler
• D. Karl Benz

13. Who is known as the “Father of Nuclear Physics”?

• A. Marie Curie
• B. Ernest Rutherford
• C. Enrico Fermi
• D. Lise Meitner

14. Who first proposed the periodic table of elements?

• A. John Dalton
• B. Dmitri Mendeleev
• C. Dmitri Mendeleev
• D. Lothar Meyer

15. Who discovered the law of gravity?

• A. Isaac Newton
• B. Galileo Galilei
• C. Johannes Kepler
• D. Robert Hooke

16. Who invented the first practical transistor?

• A. William Shockley
• B. John Bardeen
• C. Walter Brattain
• D. William Shockley

17. Who is credited with the discovery of radio waves?

• A. Michael Faraday
• B. James Clerk Maxwell
• C. Heinrich Hertz
• D. Guglielmo Marconi

18. Who invented the modern contact lens?

• A. Otto Wichterle
• B. Otto Wichterle
• C. William Feinbloom
• D. George Butterfield

19. Who discovered oxygen independently around 1774?

• A. Joseph Priestley
• B. Carl Wilhelm Scheele
• C. Antoine Lavoisier
• D. Henry Cavendish

20. Who invented the barometer?

• A. Evangelista Torricelli
• B. Blaise Pascal
• C. Evangelista Torricelli
• D. Galileo Galilei