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100 science quiz questions with answers

100 science quiz questions with answers

Journey Through Scientific Wonders: Explore the World of Science with our MCQ Quiz

In the grand tapestry of the universe, the quest for scientific knowledge serves as a gateway to unraveling the mysteries that surround us. Embark on a thrilling odyssey through the realms of physics, chemistry, biology, and more with our comprehensive Science Quiz. Inspired by the spirit of Richard Feynman's timeless wisdom, this quiz delves into the intricacies of the natural world, offering a stimulating exploration of scientific phenomena, principles, and discoveries that have shaped our understanding of the cosmos. Engage in a quest for knowledge that transcends the boundaries of the known, inviting you to unlock the secrets of the universe and delve into the captivating wonders of the scientific realm.

From the wonders of the microscopic world to the awe-inspiring mysteries of the cosmos, our Science MCQ Quiz promises an immersive experience that fosters curiosity, critical thinking, and a deeper appreciation for the marvels of the natural world. Delight in a series of thought-provoking questions that challenge your understanding of fundamental scientific concepts and ignite your passion for unraveling the enigmas that continue to inspire generations of curious minds. Join us on this intellectual journey that celebrates the spirit of scientific inquiry and encourages a lifelong fascination with the endless possibilities that the realm of science has to offer.

1. What is the chemical symbol for the element gold?

  • Go
  • Au
  • Gl
  • Ag

2. What is the process called when a gas changes directly into a solid without passing through the liquid state?

  • Condensation
  • Deposition
  • Evaporation
  • Sublimation

3. Which scientist is known for his laws of planetary motion?

  • Isaac Newton
  • Albert Einstein
  • Galileo Galilei
  • Johannes Kepler

4. What is the SI unit of electric current?

  • Watt
  • Volt
  • Ampere
  • Ohm

5. Which planet is known as the Red Planet?

  • Jupiter
  • Mars
  • Venus
  • Mercury

6. What is the study of the structure of the body and its parts called?

  • Anatomy
  • Biology
  • Physiology
  • Zoology

7. What is the process called when plants make their food using sunlight?

  • Fermentation
  • Photosynthesis
  • Respiration
  • Oxidation

8. What is the smallest bone in the human body?

  • Stapes
  • Femur
  • Humerus
  • Tibia

9. Which planet is known for its beautiful rings?

  • Jupiter
  • Mars
  • Saturn
  • Uranus

10. What is the SI unit of force?

  • Newton
  • Watt
  • Joule
  • Pascal

11. Which type of energy is possessed by a body in motion?

  • Potential energy
  • Thermal energy
  • Kinetic energy
  • Chemical energy

12. What is the study of the universe and celestial bodies called?

  • Biology
  • Astronomy
  • Chemistry
  • Geology

13. What is the process called when a liquid changes into a gas?

  • Melting
  • Condensation
  • Freezing
  • Evaporation

14. Which gas do plants use during photosynthesis?

  • Oxygen
  • Nitrogen
  • Carbon dioxide
  • Hydrogen

15. What is the SI unit of power?

  • Ohm
  • Watt
  • Joule
  • Volt

16. Which scientist is known for his theory of relativity?

  • Isaac Newton
  • Albert Einstein
  • Galileo Galilei
  • Stephen Hawking

17. What is the chemical formula for water?

  • O2
  • H2
  • CO2
  • H2O

18. Which part of the human brain is associated with intelligence, planning, and problem-solving?

  • Cerebellum
  • Hippocampus
  • Cerebrum
  • Brain stem

19. What is the unit of frequency?

  • Hertz
  • Ohm
  • Watt
  • Joule

20. Which scientist is credited with the discovery of the law of gravity?

  • Isaac Newton
  • Albert Einstein
  • Galileo Galilei
  • Johannes Kepler

21. What is the study of matter and its properties called?

  • Physics
  • Biology
  • Chemistry
  • Geology

22. What is the SI unit of temperature?

  • Watt
  • Joule
  • Kelvin
  • Newton

23. What is the force that resists the relative motion of two surfaces in contact called?

  • Momentum
  • Inertia
  • Friction
  • Velocity

24. Which organ in the human body is primarily responsible for pumping blood?

  • Stomach
  • Liver
  • Heart
  • Kidney

25. What is the study of the Earth's physical structure and substance called?

  • Biology
  • Astronomy
  • Chemistry
  • Geology

26. What is the chemical symbol for the element iron?

  • Ir
  • Fe
  • In
  • I

27. Which subatomic particle has a negative charge?

  • Proton
  • Neutron
  • Electron
  • Nucleus

28. What is the process called when a gas changes into a liquid?

  • Evaporation
  • Sublimation
  • Condensation
  • Deposition

29. Which vitamin is also known as the 'sunshine vitamin'?

  • Vitamin A
  • Vitamin B
  • Vitamin C
  • Vitamin D

30. What is the branch of science that deals with the study of life and living organisms called?

  • Botany
  • Zoology
  • Biology
  • Anatomy

31. What is the chemical symbol for the element carbon?

  • C
  • Ca
  • Co
  • Cu

32. Which type of energy is stored in an object due to its position?

  • Potential energy
  • Thermal energy
  • Kinetic energy
  • Chemical energy

33. What is the unit of electric charge?

  • Volt
  • Ampere
  • Coulomb
  • Ohm

34. Which planet is known as the Blue Planet?

  • Earth
  • Jupiter
  • Saturn
  • Neptune

35. What is the process called when a solid changes directly into a gas without passing through the liquid state?

  • Sublimation
  • Evaporation
  • Deposition
  • Condensation

36. Which unit is used to measure the intensity of sound?

  • Watt
  • Decibel
  • Joule
  • Hertz

37. What is the study of the behavior and characteristics of different chemical elements called?

  • Biology
  • Zoology
  • Chemistry
  • Botany

38. What is the force of attraction between any two masses called?

  • Acceleration
  • Velocity
  • Force
  • Gravitational force

39. Which vitamin is essential for blood clotting?

  • Vitamin A
  • Vitamin B
  • Vitamin C
  • Vitamin K

40. What is the SI unit of work and energy?

  • Watt
  • Joule
  • Ohm
  • Volt

41. What is the process called when a liquid changes into a solid?

  • Melting
  • Freezing
  • Evaporation
  • Condensation

42. Which scientist is known for his laws of motion?

  • Isaac Newton
  • Albert Einstein
  • Galileo Galilei
  • Johannes Kepler

43. What is the unit of electrical resistance?

  • Watt
  • Volt
  • Ohm
  • Joule

44. What is the process called when a solid changes into a liquid?

  • Melting
  • Freezing
  • Evaporation
  • Sublimation

45. Which organ in the human body is primarily responsible for oxygenating the blood?

  • Stomach
  • Lungs
  • Heart
  • Liver

46. What is the branch of physics that deals with the behavior and properties of light called?

  • Optics
  • Acoustics
  • Thermodynamics
  • Electromagnetism

47. What is the chemical symbol for the element sodium?

  • So
  • Sd
  • Na
  • N

48. Which type of energy is associated with the position and motion of an object?

  • Potential energy
  • Thermal energy
  • Kinetic energy
  • Chemical energy

49. What is the SI unit of frequency?

  • Hertz
  • Watt
  • Ohm
  • Joule

50. What is the study of the physical and chemical composition of the Earth's atmosphere called?

  • Meteorology
  • Astronomy
  • Geology
  • Climatology

51. What is the process called when a liquid changes into a gas throughout its volume, not just on the surface?

  • Condensation
  • Evaporation
  • Sublimation
  • Boiling

52. What is the chemical symbol for the element silver?

  • Si
  • Sv
  • Ag
  • Ai

53. What is the SI unit of pressure?

  • Watt
  • Joule
  • Pascal
  • Volt

54. What is the branch of science that deals with the study of the behavior and properties of matter called?

  • Physics
  • Biology
  • Chemistry
  • Geology

55. What is the force that opposes the motion of objects through a fluid called?

  • Gravity
  • Friction
  • Velocity
  • Inertia

56. What is the branch of biology that deals with the study of plants called?

  • Zoology
  • Botany
  • Anatomy
  • Ecology

57. What is the process called when a gas changes into a liquid?

  • Condensation
  • Deposition
  • Evaporation
  • Sublimation

58. Which type of energy is associated with the motion of atoms and molecules?

  • Potential energy
  • Thermal energy
  • Kinetic energy
  • Chemical energy

59. What is the SI unit of frequency?

  • Hertz
  • Ohm
  • Watt
  • Joule

60. What is the process called when a solid changes directly into a gas without passing through the liquid state?

  • Evaporation
  • Sublimation
  • Deposition
  • Condensation

61. What is the study of the physical structure and function of living organisms called?

  • Anatomy
  • Biology
  • Physiology
  • Zoology

62. What is the branch of science that deals with the study of the Earth's physical features, processes, and history called?

  • Biology
  • Astronomy
  • Chemistry
  • Geology

63. What is the chemical symbol for the element hydrogen?

  • Hy
  • Hg
  • He
  • H

64. What is the branch of biology that deals with the study of animals called?

  • Zoology
  • Botany
  • Anatomy
  • Ecology

65. What is the force that causes an object to move in a circular path called?

  • Acceleration
  • Centripetal force
  • Inertia
  • Gravitational force

66. What is the process called when a gas changes directly into a solid without passing through the liquid state?

  • Condensation
  • Deposition
  • Evaporation
  • Sublimation

67. What is the SI unit of electric current?

  • Watt
  • Volt
  • Ampere
  • Ohm

68. What is the study of the Earth's climate and weather patterns called?

  • Meteorology
  • Astronomy
  • Geology
  • Climatology

69. What is the process called when plants make their food using sunlight?

  • Fermentation
  • Photosynthesis
  • Respiration
  • Oxidation

70. What is the chemical symbol for the element oxygen?

  • O
  • Oh
  • Ox
  • On

71. Which planet is known as the Red Planet?

  • Jupiter
  • Mars
  • Venus
  • Mercury

72. What is the study of the physical and chemical processes of the Earth called?

  • Meteorology
  • Astronomy
  • Geology
  • Climatology

73. What is the branch of science that deals with the study of the universe and celestial bodies called?

  • Biology
  • Astronomy
  • Chemistry
  • Geology

74. What is the process called when a liquid changes into a gas?

  • Melting
  • Condensation
  • Freezing
  • Evaporation

75. What is the SI unit of power?

  • Ohm
  • Watt
  • Joule
  • Volt

76. What is the chemical symbol for the element carbon?

  • C
  • Ca
  • Co
  • Cu

77. What is the branch of physics that deals with the study of motion and its causes called?

  • Optics
  • Acoustics
  • Mechanics
  • Electromagnetism

78. What is the process called when a solid changes into a liquid?

  • Melting
  • Freezing
  • Evaporation
  • Sublimation

79. What is the chemical symbol for the element silver?

  • Si
  • Sv
  • Ag
  • Ai

80. What is the force that resists the relative motion of two surfaces in contact called?

  • Momentum
  • Inertia
  • Friction
  • Velocity

81. Which organ in the human body is primarily responsible for pumping blood?

  • Stomach
  • Liver
  • Heart
  • Kidney

82. What is the study of the Earth's physical structure and substance called?

  • Biology
  • Astronomy
  • Chemistry
  • Geology

83. What is the chemical symbol for the element iron?

  • Ir
  • Fe
  • In
  • I

84. Which subatomic particle has a negative charge?

  • Proton
  • Neutron
  • Electron
  • Nucleus

85. What is the process called when a gas changes into a liquid?

  • Condensation
  • Deposition
  • Evaporation
  • Sublimation

86. Which vitamin is also known as the 'sunshine vitamin'?

  • Vitamin A
  • Vitamin B
  • Vitamin C
  • Vitamin D

87. What is the branch of biology that deals with the study of life and living organisms called?

  • Botany
  • Zoology
  • Biology
  • Anatomy

88. What is the chemical symbol for the element carbon?

  • C
  • Ca
  • Co
  • Cu

89. Which type of energy is stored in an object due to its position?

  • Potential energy
  • Thermal energy
  • Kinetic energy
  • Chemical energy

90. What is the unit of electric charge?

  • Volt
  • Ampere
  • Coulomb
  • Ohm

91. Which planet is known as the Blue Planet?

  • Earth
  • Jupiter
  • Saturn
  • Neptune

92. What is the process called when a solid changes into a gas without passing through the liquid state?

  • Sublimation
  • Evaporation
  • Deposition
  • Condensation

93. What is the chemical symbol for the element sodium?

  • So
  • Sd
  • Na
  • N

94. Which type of energy is associated with the position and motion of an object?

  • Potential energy
  • Thermal energy
  • Kinetic energy
  • Chemical energy

95. What is the SI unit of frequency?

  • Hertz
  • Watt
  • Ohm
  • Joule

96. What is the study of the physical and chemical processes of the Earth called?

  • Meteorology
  • Astronomy
  • Geology
  • Climatology

97. What is the process called when a liquid changes into a solid?

  • Melting
  • Freezing
  • Evaporation
  • Condensation

98. What is the SI unit of power?

  • Ohm
  • Watt
  • Joule
  • Volt

99. What is the chemical symbol for the element carbon?

  • C
  • Ca
  • Co
  • Cu

100. What is the branch of physics that deals with the behavior and properties of light called?

  • Optics
  • Acoustics
  • Thermodynamics
  • Electromagnetism

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