119 Science Trivia Questions And Answers

These science trivia questions and answers will show you how much you know about the sciences. There’s so much in and around our world that’s fascinating to learn and understand.

Our science trivia questions and answers cover things such as the planets and the elements. Who knows, you might learn a thing or two.

Ready for the ultimate science quiz. Then enjoy these science trivia questions. If you enjoy our science trivia, check out our Medical Trivia, Chemistry Trivia, Biology Trivia, Psychology Trivia, Space Trivia, Thanksgiving, Christmas, Dinosaur Trivia, Physics Trivia, Nerd Trivia, 5th grade science trivia and animal trivia.

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Science Trivia Questions And Answers

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1. Which planet is the only one that spins clockwise?

2. The study of bugs is known as what?

3. “Fe” is the symbol for which element on the periodic table of elements?

4. Which major galaxy is the closest in light years to the Milky Way?

5. What is the softest mineral on Earth?

6. What percentage of humans are born with a 13th rib bone?

7. Approximately how many colors can the human eye see?

8. What is the largest mammal on Earth?

9. What is the fastest-growing plant in the world? 

10. Which planet in our solar system has the shortest days?

11. How many lobes are there in the human brain?

12. The different branches of sciences are divided into three primary categories: formal science, social science, and what else?

13. What is the type of tree that sheds its leaves each year during fall?

14. Which planet in our solar system has the weakest surface gravity?

15. Who is considered the founder of modern physics?

16. The study of sociology and psychology falls under which category of science?

17. What is the name of the oath of ethics that doctors swear by?

18. Approximately how long does it take light from the sun to reach Earth?

19. What is the average amount of heartbeats a human has per minute?

20. During which period did the Tyrannosaurus Rex appear?

21. Approximately how many bones do babies have at birth?

22. Charles Darwin formed his theory of evolution by studying animals from which islands?

23. Over half of the bones in the human body are in which two body parts?

24. Which metal is the most conductive metal on Earth?

25. What is the deadliest planet in our solar system?

26. Which chemical element was the first to be discovered?

27. What animal was the first ever to be cloned?

28. Which organ in the human body is the lightest?

29. What is the term used to describe someone with two different eye colors?

30. What chemical element is the sun primarily made of?

31. Which dinosaur was the first to be formally named in 1824?

32. The first ever vaccine was developed for which disease?

33. Which color has the shortest wavelength of visible light?

34. Which bone in the body is not connected to any other bone?

35. The study of blood is called what?

36. What is the name of the plates that are under the surface of the Earth, which are responsible for forming mountains and causing earthquakes?

37. The Theory of Relativity was created by who?

38. What is the most unstable element on Earth?

39. Which ocean is the deepest body of water in the world?

40. What is the term for the study of fungi?

41. Who is considered the father of modern genetics?

42. What term describes the tendency of a system to return to its original state after a disturbance?

43. What is the most abundant gas in Earth’s atmosphere?

44. Which subatomic particle carries a negative electric charge?

45. What is the largest organ in the human body?

46. Who proposed the Theory of General Relativity?

47. What is the measure of disorder in a system, in thermodynamics?

48. What is the term for animals that are active during the night?

49. In physics, what does the acronym “LASER” stand for?

50. In ecology, what term describes the role a species plays in its environment?

51. What is the name of the galaxy in which the Earth is located?

52. What is the name given to a group of lions?

53. Who developed the law of universal gravitation?

54. What is the technical term for the “voice box” in humans?

55. Who discovered penicillin?

56. What is the primary role of red blood cells in our body?

57. What is the process by which plants convert sunlight into food?

58. Who proposed the Theory of Evolution?

59. What is the term for the study of the behavior of light?

60. What name is given to the boundary between the Earth’s crust and mantle?

61. Who developed the principles of inheritance that form the basis of genetics?

62. What is the hottest planet in our solar system?

63. What is the term for the outermost layer of the Earth?

64. What term describes a species that is not native to a specific location?

65. What is the speed of light in a vacuum?

66. Who is known for the Uncertainty Principle in quantum mechanics?

67. What name is given to the supercontinent that existed during the late Paleozoic and early Mesozoic eras?

68. Who developed the polio vaccine?

69. What is the name of the longest bone in the human body?

70. What is the term for a group of fish?

71. What term refers to the water cycle components of evaporation, condensation, and precipitation?

72. What is the scientific name for the process by which water changes from a liquid state to a gas?

73. What are the three types of rocks?

74. What is the primary greenhouse gas produced by human activities?

75. In which organ of the body is insulin produced?

76. Which scientist was awarded the 1921 Nobel Prize in Physics for his work on theoretical physics, and especially for his discovery of the law of the photoelectric effect?

77. Which part of the brain regulates physiological stability in an organism?

78. Which disease is caused by the bacterium Yersinia pestis?

79. Who was the first woman to win a Nobel Prize in physics?

80. What is the largest moon in our solar system?

81. What is the term for a substance that cannot be separated into simpler substances by chemical means?

82. What does DNA stand for?

83. What is the smallest unit of life that can replicate independently?

84. What is the branch of biology that involves the study of genes, genetic variation, and heredity in organisms?

85. Who developed the Special Theory of Relativity?

86. What are the four main blood types?

87. What is the primary function of the mitochondria?

88. What name is given to birds that hunt and feed on other animals?

89. Who is credited with the discovery of electricity?

90. Which organ is primarily responsible for filtering waste from the blood?

91. Who discovered the circulation of blood in the human body?

92. What is the most common type of star in the Milky Way?

93. What is the basic structural, functional, and biological unit of all known living organisms?

94. What is the branch of physics that deals with the macroscopic physical properties of matter and energy?

95. What is the main function of white blood cells?

96. Who is known for developing the laws of planetary motion?

97. What does the ‘C’ stand for in the equation E=mc^2?

98. Who was the first person to walk on the moon?

99. What is the second law of thermodynamics?

100. What is the most abundant element in the universe?

101. What is the scientific name for the windpipe?

102. What is the term for a female deer?

103. What is the term for an organism that can make its own food?

104. What type of lens is used to correct myopia?

105. What is the name of the protein that allows red blood cells to transport oxygen?

106. Who developed the theory of electromagnetic radiation?

107. What is the most common gas in the universe?

108. What is the fundamental unit of charge?

109. What is the most common element in the Earth’s crust?

110. What does the ‘G’ represent in the equation for gravitational force (F = G * m1 * m2 / r^2)?

111. What is the study of the interactions between organisms and their environment?

112. What is the heaviest organ in the human body?

113. What is the term for the branch of zoology that studies insects?

114. Who discovered the electron?

115. What is the technical term for a nerve cell?

116. What does the acronym ‘RNA’ stand for?

117. What do we call a group of geese?

118. What is the most densely populated of Earth’s ecosystems?

119. What is the term for a solution that resists changes in pH when acid or alkali is added to it?

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