Famous Discoveries and Inventions Online Test General Knowledge (Updated)

Maan AliLast Updated: May 4, 2026

General Knowledge
 World GK

Topic
 Famous Discoveries and Inventions

Test Name
 Famous Discoveries and Inventions Test Online

Test Type
 MCQs Test

Total Questions
 100 MCQs

Time Allowed
 60 Minutes

Note: After checking the correct answer, make sure to read the explanation for a better and deeper understanding.

Throughout history, scientists, inventors, and thinkers have transformed the world through groundbreaking discoveries and inventions. From Alexander Fleming’s accidental discovery of Penicillin to Tim Berners-Lee’s invention of the World Wide Web, these achievements have shaped the way we live, communicate, and understand the universe. Having a solid knowledge of famous discoveries and inventions is essential for students and competitive exam candidates, as questions on this topic appear regularly in annual exams, entry tests, NTS, PPSC, FPSC, CSS, PMS, and general knowledge interviews. This online test on the List of Famous Discoveries and Inventions of Scientists covers 100 carefully selected MCQs across all major fields including medicine, physics, chemistry, biology, technology, astronomy, and mathematics. Each question comes with a detailed explanation so you not only practice but also learn the facts behind every answer. Attempt this test regularly to strengthen your general knowledge and boost your exam preparation.

Famous Discoveries and Inventions Online Test General Knowledge (Updated)

1. The theory of mutation was proposed by?

2. Who invented the calculator?

3. Who invented the integrated circuit (IC)?

4. Who invented the telescope?

5. Who discovered how to vulcanize rubber?

6. Who invented the Jet engine?

7. Who discovered the photoelectric effect?

8. Who discovered the moons of Jupiter?

9. What did Madam Curie discover?

10. Who discovered the smallpox vaccine?

11. Who invented the refrigerator?

12. Who discovered the law of conservation of energy?

13. Who discovered the law of attraction and repulsion between electric charges?

14. Who invented the pacemaker?

15. Who discovered the law of electrolysis?

16. Who invented the Microprocessor?

17. Who invented the electric light bulb?

18. Who invented the parachute?

19. Who discovered antiseptic surgery?

20. Who discovered the law of buoyancy (Archimedes' Principle)?

21. Who discovered the Milky Way is a galaxy?

22. Who invented the hovercraft?

23. Who discovered the planet Neptune?

24. Who invented the vaccination concept (first ever vaccine)?

25. Who discovered the principle of conservation of mass?

26. Who invented the radio?

27. Who invented the pneumatic tyre?

28. Who invented Cellophane?

29. Who discovered the structure of the atom?

30. Who discovered the first antibiotic (before penicillin)?

31. Which of the following was invented by King Camp Gillette?

32. Who discovered the law of universal gravitation?

33. Who discovered the big bang theory?

34. Who invented the parking meter?

35. Who discovered the electron?

36. Who discovered the cause of tuberculosis?

37. Who invented the aeroplane?

38. Who invented the lift (elevator)?

39. Who discovered the circulation of blood?

40. Who discovered the planet Uranus?

41. Who received the Nobel Prize for unraveling the helical structure of proteins?

42. Who invented the safety pin?

43. Who discovered the cause of malaria?

44. Who discovered the Higgs boson particle?

45. Who invented the zipper?

46. Who discovered the ozone layer?

47. Who discovered electromagnetic induction?

48. Who invented the printing press?

49. Who discovered the Doppler effect?

50. Who invented the Hubble Space Telescope?

51. Who invented the telephone?

52. Who invented the sewing machine?

53. Who invented the submarine?

54. Who invented the laser?

55. Who discovered the laws of planetary motion?

56. Who discovered the blood groups of man?

57. Who discovered the chemical composition of water (H2O)?

58. Streptomycin was discovered by?

59. Who invented the Polio Vaccine (Oral)?

60. Who invented Optical fiber?

61. Who invented the television?

62. Who invented the practical steam engine?

63. The wonder drug Penicillin was discovered by?

64. Who invented the thermometer?

65. Who invented the contact lens?

66. Who invented the escalator?

67. Who invented Velcro?

68. Who invented the electric telegraph?

69. Which scientist invented Nylon?

70. Who invented the steam locomotive?

71. Who invented the microwave oven?

72. Who invented logarithms?

73. Who invented the transistor?

74. Who invented the electric motor?

75. Who invented dynamite?

76. Who invented the motorcycle?

77. Who discovered the proton?

78. Who discovered the noble gases?

79. Who invented the air conditioner?

80. Who discovered quantum theory?

81. Who invented the gramophone (phonograph)?

82. Who invented the barometer?

83. Who discovered the neutron?

84. Who discovered the law of gases (Boyle's Law)?

85. Who discovered the laws of thermodynamics?

86. Who invented the hydrogen bomb?

87. Who is credited with the discovery of oxygen?

88. Who invented the diesel engine?

89. Who discovered the double helix structure of DNA?

90. Who invented the ballpoint pen?

91. Who invented the washing machine?

92. Who discovered the laws of heredity (genetics)?

93. Who invented the photographic process (photography)?

94. Who invented the battery?

95. Who discovered the planet Pluto?

96. Who is called the father of the Internet?

97. Who discovered X-rays?

98. Which scientist first observed ultraviolet rays?

99. Who is considered the father of the computer?

100. Who proposed the theory of relativity?

101. Who invented the World Wide Web?


 

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Maan AliLast Updated: May 4, 2026

Maan Ali

Hey there! I'm Maan Ali, your online test prep pal. Join me in the adventure of acing exams with ease. I'll share tricks, practice tests, and all you need to rock your studies. Let's make learning fun and success a sure thing!
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