50 World Quiz on Inventions and Discoveries

Here are 50 World GK Quiz Questions on the topic Inventions and Discoveries – ideal for school quizzes, competitive exams, or general knowledge practice:


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🌍 World GK Quiz – Inventions and Discoveries (50 Questions)

1. Who invented the telephone?
A) Thomas Edison
B) Nikola Tesla
C) Alexander Graham Bell
D) Guglielmo Marconi
✅ Answer: C) Alexander Graham Bell


2. Who discovered gravity?
A) Galileo Galilei
B) Isaac Newton
C) Johannes Kepler
D) Albert Einstein
✅ Answer: B) Isaac Newton


3. What did Marie Curie discover?
A) Penicillin
B) X-rays
C) Radium and Polonium
D) Insulin
✅ Answer: C) Radium and Polonium


4. Who invented the light bulb?
A) Nikola Tesla
B) Thomas Edison
C) Michael Faraday
D) Alexander Fleming
✅ Answer: B) Thomas Edison


5. Who discovered the law of planetary motion?
A) Isaac Newton
B) Johannes Kepler
C) Copernicus
D) Galileo Galilei
✅ Answer: B) Johannes Kepler


6. Who is the inventor of the World Wide Web?
A) Bill Gates
B) Tim Berners-Lee
C) Steve Jobs
D) Larry Page
✅ Answer: B) Tim Berners-Lee


7. Who discovered penicillin?
A) Louis Pasteur
B) Alexander Fleming
C) Joseph Lister
D) Marie Curie
✅ Answer: B) Alexander Fleming


8. What did James Watt invent?
A) Electric motor
B) Steam engine
C) Telephone
D) Radio
✅ Answer: B) Steam engine


9. Who invented the airplane?
A) Leonardo da Vinci
B) Wright Brothers
C) Henry Ford
D) Galileo
✅ Answer: B) Wright Brothers


10. Who invented the printing press?
A) Thomas Edison
B) James Watt
C) Johannes Gutenberg
D) Charles Babbage
✅ Answer: C) Johannes Gutenberg




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11. Who is known as the father of the computer?
A) Alan Turing
B) Steve Jobs
C) Charles Babbage
D) Bill Gates
✅ Answer: C) Charles Babbage


12. What did Wilhelm Röntgen discover?
A) Electron
B) Neutron
C) Proton
D) X-rays
✅ Answer: D) X-rays


13. Who discovered electricity?
A) Benjamin Franklin
B) Michael Faraday
C) Isaac Newton
D) James Watt
✅ Answer: A) Benjamin Franklin


14. Who invented the radio?
A) Marconi
B) Tesla
C) Bell
D) Edison
✅ Answer: A) Marconi


15. Who discovered the electron?
A) Rutherford
B) J.J. Thomson
C) Bohr
D) Planck
✅ Answer: B) J.J. Thomson


16. Who discovered the neutron?
A) Niels Bohr
B) James Chadwick
C) Ernest Rutherford
D) J.J. Thomson
✅ Answer: B) James Chadwick


17. What did Alfred Nobel invent?
A) TNT
B) Dynamite
C) Gunpowder
D) Landmine
✅ Answer: B) Dynamite


18. Who invented the first vaccine?
A) Edward Jenner
B) Louis Pasteur
C) Joseph Lister
D) Robert Koch
✅ Answer: A) Edward Jenner


19. Who invented the first computer program?
A) Ada Lovelace
B) Alan Turing
C) Charles Babbage
D) Steve Wozniak
✅ Answer: A) Ada Lovelace


20. What did Galileo invent?
A) Microscope
B) Thermometer
C) Telescope improvement
D) Telephone
✅ Answer: C) Telescope improvement




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21. Who discovered the circulation of blood?
A) Hippocrates
B) William Harvey
C) Andreas Vesalius
D) Louis Pasteur
✅ Answer: B) William Harvey


22. Who invented the mechanical calculator?
A) Pascal
B) Babbage
C) Newton
D) Kepler
✅ Answer: A) Pascal


23. Who discovered DNA’s structure?
A) Watson and Crick
B) Darwin
C) Mendel
D) Pasteur
✅ Answer: A) Watson and Crick


24. Who discovered insulin?
A) Edward Jenner
B) Charles Best
C) Frederick Banting
D) Joseph Lister
✅ Answer: C) Frederick Banting


25. Who invented the thermometer?
A) Galileo Galilei
B) Fahrenheit
C) Celsius
D) Newton
✅ Answer: A) Galileo Galilei


26. Who developed the polio vaccine?
A) Edward Jenner
B) Albert Sabin
C) Jonas Salk
D) Alexander Fleming
✅ Answer: C) Jonas Salk


27. What did Isaac Newton invent besides gravity laws?
A) Telescope
B) Reflecting Telescope
C) Microscope
D) Thermometer
✅ Answer: B) Reflecting Telescope


28. Who invented dynamo?
A) Michael Faraday
B) Edison
C) Tesla
D) Volta
✅ Answer: A) Michael Faraday


29. Who invented the battery?
A) Faraday
B) Volta
C) Edison
D) Oersted
✅ Answer: B) Volta


30. Who developed the theory of evolution?
A) Darwin
B) Mendel
C) Watson
D) Wallace
✅ Answer: A) Darwin




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31. Who invented the first microscope?
A) Galileo
B) Hooke
C) Hans Lippershey
D) Zacharias Janssen
✅ Answer: D) Zacharias Janssen


32. Who discovered bacteria?
A) Robert Koch
B) Antonie van Leeuwenhoek
C) Louis Pasteur
D) Joseph Lister
✅ Answer: B) Antonie van Leeuwenhoek


33. Who discovered radioactivity?
A) Curie
B) Rutherford
C) Becquerel
D) Bohr
✅ Answer: C) Becquerel


34. What did John Logie Baird invent?
A) Radio
B) Telephone
C) Television
D) Typewriter
✅ Answer: C) Television


35. Who invented the internet protocol TCP/IP?
A) Tim Berners-Lee
B) Vint Cerf & Bob Kahn
C) Steve Jobs
D) Bill Gates
✅ Answer: B) Vint Cerf & Bob Kahn


36. Who discovered the proton?
A) Bohr
B) Chadwick
C) Rutherford
D) Thomson
✅ Answer: C) Rutherford


37. What did Samuel Morse invent?
A) Code language
B) Morse code and telegraph
C) Telephone
D) Radio
✅ Answer: B) Morse code and telegraph


38. Who discovered vaccination?
A) Jenner
B) Fleming
C) Salk
D) Pasteur
✅ Answer: A) Jenner


39. Who invented the flush toilet?
A) Leonardo da Vinci
B) John Harington
C) Thomas Crapper
D) Alexander Cumming
✅ Answer: B) John Harington


40. Who discovered antiseptic surgery?
A) Edward Jenner
B) Alexander Fleming
C) Joseph Lister
D) Pasteur
✅ Answer: C) Joseph Lister




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41. Who discovered the nucleus of the atom?
A) Bohr
B) Thomson
C) Rutherford
D) Chadwick
✅ Answer: C) Rutherford


42. Who invented the electric motor?
A) Tesla
B) Faraday
C) Edison
D) Volta
✅ Answer: B) Faraday


43. What did Blaise Pascal invent?
A) Logarithms
B) Telescope
C) Mechanical Calculator
D) Pendulum Clock
✅ Answer: C) Mechanical Calculator


44. Who developed the laws of motion?
A) Newton
B) Einstein
C) Galileo
D) Kepler
✅ Answer: A) Newton


45. Who discovered genetic inheritance laws?
A) Darwin
B) Crick
C) Mendel
D) Watson
✅ Answer: C) Mendel


46. Who is considered the inventor of the modern rocket?
A) Robert Goddard
B) Werner von Braun
C) Newton
D) Elon Musk
✅ Answer: A) Robert Goddard


47. Who discovered the ozone layer?
A) Dobson
B) Chapman
C) Crutzen
D) Darwin
✅ Answer: A) Dobson


48. Who invented the barometer?
A) Pascal
B) Galileo
C) Torricelli
D) Newton
✅ Answer: C) Torricelli


49. Who discovered the photoelectric effect?
A) Bohr
B) Einstein
C) Planck
D) Tesla
✅ Answer: B) Einstein


50. Who invented the stethoscope?
A) Lister
B) Pasteur
C) Laennec
D) Jenner
✅ Answer: C) Laennec




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