General science questions for High school students

General Knowledge
Gk
General science

1. GENERAL SCIENCE QUESTIONS

*Biology (30)*

1. Q: What is the basic unit of life?
A: Cell.

2. Q: Who discovered the theory of
evolution?
A: Charles Darwin.

3. Q: What is photosynthesis?
A: Process by which plants convert sunlight
into energy.

4. Q: What is the largest organ in the human
body?

2. A: Skin.

5. Q: What is DNA?
A: Deoxyribonucleic acid.

6. Q: What is the process of cell division?
A: Mitosis.

7. Q: What is the largest planet in our solar
system?
A: Jupiter (in terms of size and mass).

8. Q: What is the smallest bone in the
human body?
A: Stapes.

9. Q: What is the function of the heart?

3. A: To pump blood.

10. Q: What is the scientific term for the
study of plants?
A: Botany.


*Physics (25)*

1. Q: What is the law of gravity?
A: Every object attracts every other object.

2. Q: Who discovered electricity?
A: Benjamin Franklin.

3. Q: What is the speed of light?
A: 299,792,458 m/s.

4. 4. Q: What is the largest source of energy?
A: Sun.

5. Q: What is the process of energy
transfer?
A: Conduction, convection, radiation.

6. Q: What is the scientific term for the
study of sound?
A: Acoustics.

7. Q: What is the largest planet in our solar
system by radius?
A: Jupiter.

8. Q: What is the smallest particle?

5. A: Atom.

9. Q: What is the function of a lens?
A: To focus light.

10. Q: What is the scientific term for the
study of heat?
A: Thermodynamics.


*Chemistry (20)*

1. Q: What is the periodic table?
A: A table of elements.

2. Q: Who discovered the periodic table?
A: Dmitri Mendeleev.

6. 3. Q: What is the smallest element?
A: Hydrogen.

4. Q: What is the process of chemical
reaction?
A: Combination, decomposition,
replacement.

5. Q: What is acid?
A: A substance that donates H+ ions.

6. Q: What is base?
A: A substance that accepts H+ ions.

7. Q: What is pH?
A: Measure of acidity or basicity.

7. 8. Q: What is the scientific term for the
study of matter?
A: Material science.


*Earth Science (15)*

1. Q: What is the Earth's atmosphere?
A: Layer of gases.

2. Q: What is the largest ocean?
A: Pacific.

3. Q: What is the process of rock formation?
A: Igneous, sedimentary, metamorphic.

8. 4. Q: What is earthquake?
A: Seismic activity.

5. Q: What is volcano?
A: Magma eruption.


*General Science (10)*

1. Q: Who is the father of science?
A: Aristotle.

2. Q: What is scientific method?
A: Observation, hypothesis, experiment.

3. Q: What is technology?

9. A: Application of science.

4. Q: What is innovation?
A: New idea or product.

5. Q: What is environmental science?
A: Study of nature and human impact.


*More Questions:*

39-100:


1. Q: What is the human body's average
temperature?
A: 98.6°F.

10. 2. Q: Who discovered vaccination?
A: Edward Jenner.

...

1. Q: What is the most abundant element?
A: Oxygen.


Let me know if you'd like me to add more
questions!
[20/09, 06:42] Meta AI: Here are more
science GK questions and answers for high
school students:

11. _Biology (20)_

1. Q: What is the function of ribosomes?
A: Protein synthesis.

2. Q: What is the largest living structure?
A: Great Barrier Reef.

3. Q: Who discovered the structure of DNA?
A: James Watson and Francis Crick.

4. Q: What is the process of fermentation?
A: Conversion of glucose into ethanol.

5. Q: What is the scientific term for the
study of genetics?
A: Genomics.

12. 6. Q: What is the function of the pancreas?
A: Insulin and glucagon production.

7. Q: What is the largest mammal?
A: Blue whale.

8. Q: What is the process of mitosis?
A: Cell division.

9. Q: What is the scientific term for the
study of ecosystems?
A: Ecology.

10. Q: What is the function of the liver?
A: Detoxification.

13. _Physics (20)_

1. Q: What is the law of conservation of
energy?
A: Energy cannot be created or destroyed.

2. Q: Who discovered the principle of
buoyancy?
A: Archimedes.

3. Q: What is the speed of sound?
A: 343 m/s.

4. Q: What is the process of
electromagnetic induction?
A: Generation of electricity.

14. 5. Q: What is the scientific term for the
study of light?
A: Optics.

6. Q: What is the function of a transformer?
A: Voltage conversion.

7. Q: What is the largest black hole?
A: Supermassive black hole.

8. Q: What is the process of nuclear fission?
A: Atomic nucleus splitting.

9. Q: What is the scientific term for the
study of heat transfer?
A: Thermodynamics.

15. 10. Q: What is the function of a lens?
A: Focus light.


_Chemistry (20)_

1. Q: What is the periodic table's periodic
law?
A: Elements repeat properties.

2. Q: Who discovered the element oxygen?
A: Joseph Priestley.

3. Q: What is the process of electrolysis?
A: Chemical reaction using electricity.

16. 4. Q: What is acid-base chemistry?
A: pH and chemical reactions.

5. Q: What is the scientific term for the
study of chemical reactions?
A: Kinetics.


_Earth Science (20)_


1. Q: What is plate tectonics?
A: Earth's crust movement.

2. Q: Who discovered the theory of
continental drift?
A: Alfred Wegener.

17. 3. Q: What is the process of weathering?
A: Rock breakdown.

4. Q: What is the largest desert?
A: Sahara.

5. Q: What is the scientific term for the
study of earthquakes?
A: Seismology.


Let me know if you'd like more questions!
[20/09, 06:43] Meta AI: Here are more
science GK questions and answers for high
school students:

18. *Biology (20)*

1. Q: What is the function of chlorophyll?
A: Absorbs sunlight for photosynthesis.

2. Q: What is the largest species of
dinosaur?
A: Argentinosaurus.

3. Q: Who discovered the theory of
biogenesis?
A: Louis Pasteur.

4. Q: What is the process of meiosis?
A: Cell division for reproduction.

19. 5. Q: What is the scientific term for the
study of fossils?
A: Paleontology.

6. Q: What is the function of the thyroid
gland?
A: Regulates metabolism.

7. Q: What is the largest living thing on
Earth?
A: Armillaria ostoyae fungus.

8. Q: What is the process of natural
selection?
A: Survival of the fittest.

20. 9. Q: What is the scientific term for the
study of behavior?
A: Ethology.

10. Q: What is the function of the adrenal
gland?
A: Produces hormones.


*Physics (20)*

1. Q: What is the law of reflection?
A: Angle of incidence equals angle of
reflection.

2. Q: Who discovered the principle of
superposition?

21. A: Thomas Young.

3. Q: What is the speed of a satellite in
orbit?
A: 27,400 km/h.

4. Q: What is the process of
electromagnetic radiation?
A: Energy transmission.

5. Q: What is the scientific term for the
study of sound waves?
A: Acoustics.

6. Q: What is the function of a capacitor?
A: Stores electric charge.

22. 7. Q: What is the largest particle
accelerator?
A: Large Hadron Collider.

8. Q: What is the process of nuclear fusion?
A: Atomic nucleus combination.

9. Q: What is the scientific term for the
study of magnetism?
A: Magnetism.

10. Q: What is the function of a diode?
A: Controls electric current.


*Chemistry (20)*

23. 1. Q: What is the periodic table's group
number?
A: Elements with similar properties.

2. Q: Who discovered the element neon?
A: William Ramsay.

3. Q: What is the process of crystallization?
A: Solid formation.

4. Q: What is acid-base titration?
A: Chemical reaction measurement.

5. Q: What is the scientific term for the
study of chemical bonding?
A: Chemical bonding theory.

24. *Earth Science (20)*


1. Q: What is the Earth's mantle?
A: Layer beneath the crust.

2. Q: Who discovered the theory of plate
tectonics?
A: Alfred Wegener.

3. Q: What is the process of erosion?
A: Wear and tear.

4. Q: What is the largest waterfall?
A: Victoria Falls.

25. 5. Q: What is the scientific term for the
study of climate?
A: Climatology.


*General Science (20)*


1. Q: Who is the father of modern science?
A: Galileo Galilei.

2. Q: What is the scientific method?
A: Observation, hypothesis, experiment.

3. Q: What is technology?
A: Application of science.

26. 4. Q: What is innovation?
A: New idea or product.

5. Q: What is environmental science?
A: Study of nature and human impact.





_Biology (20)_

1. Q: What is the function of the nucleolus?
A: Ribosome synthesis.

27. 2. Q: What is the largest species of shark?
A: Whale shark.

3. Q: Who discovered the theory of
symbiosis?
A: Anton de Bary.

4. Q: What is the process of apoptosis?
A: Programmed cell death.

5. Q: What is the scientific term for the
study of viruses?
A: Virology.


_Physics (20)_

28. 1. Q: What is the law of refraction?
A: Light bends through mediums.

2. Q: Who discovered the principle of wave-
particle duality?
A: Louis de Broglie.

3. Q: What is the speed of a spacecraft in
orbit?
A: 27,400 km/h.

4. Q: What is the process of
electromagnetic induction?
A: Electricity generation.

5. Q: What is the scientific term for the
study of thermodynamics?

29. A: Calorimetry.


_Chemistry (20)_


1. Q: What is the periodic table's period
number?
A: Elements with similar electron shells.

2. Q: Who discovered the element radium?
A: Marie Curie.

3. Q: What is the process of
polymerization?
A: Large molecule formation.

30. 4. Q: What is acid-base neutralization?
A: Chemical reaction.

5. Q: What is the scientific term for the
study of chemical reactions?
A: Chemical kinetics.


_Earth Science (20)_


1. Q: What is the Earth's core?
A: Central layer.

2. Q: Who discovered the theory of
continental drift?
A: Alfred Wegener.

31. 3. Q: What is the process of weathering?
A: Rock breakdown.

4. Q: What is the largest desert?
A: Sahara.

5. Q: What is the scientific term for the
study of earthquakes?
A: Seismology.


_General Science (20)_


1. Q: Who is the father of genetics?
A: Gregor Mendel.

32. 2. Q: What is the scientific method?
A: Observation, hypothesis, experiment.

3. Q: What is biotechnology?
A: Application of biology.

4. Q: What is nanotechnology?
A: Study of tiny particles.

5. Q: What is environmental science?
A: Study of nature and human impact.


Let's continue!

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1. More questions
2. Specific topic questions (e.g., biology,
physics)
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[20/09, 06:45] Meta AI: Here are more
general physics questions and answers:


*Mechanics (20)*

1. Q: What is Newton's first law of motion?

34. A: Law of inertia.

2. Q: What is the unit of force?
A: Newton (N).

3. Q: What is the concept of torque?
A: Rotational force.

4. Q: What is the law of conservation of
momentum?
A: Momentum remains constant.

5. Q: What is the difference between speed
and velocity?
A: Speed is scalar, velocity is vector.

35. *Thermodynamics (15)*

1. Q: What is the zeroth law of
thermodynamics?
A: Temperature equality.

2. Q: What is the first law of
thermodynamics?
A: Energy conservation.

3. Q: What is the concept of entropy?
A: Measure of disorder.

4. Q: What is the difference between heat
and temperature?
A: Heat is energy transfer, temperature is
measure.

36. 5. Q: What is the concept of thermal
equilibrium?
A: Equal temperature.


*Electromagnetism (20)*

1. Q: What is the definition of electric field?
A: Force per unit charge.

2. Q: What is the unit of electric potential?
A: Volt (V).

3. Q: What is the concept of
electromagnetic induction?
A: Electricity generation.

37. 4. Q: What is the difference between AC
and DC currents?
A: AC changes direction, DC is constant.

5. Q: What is the concept of magnetic flux?
A: Magnetic field through area.


*Optics (15)*

1. Q: What is the law of reflection?
A: Angle of incidence equals angle of
reflection.

2. Q: What is the concept of refraction?
A: Light bends through mediums.

38. 3. Q: What is the definition of lens?
A: Curved glass or plastic.

4. Q: What is the concept of total internal
reflection?
A: Light trapped inside medium.

5. Q: What is the definition of diffraction?
A: Bending of light around obstacles.


*Quantum Physics (10)*

1. Q: What is the concept of wave-particle
duality?
A: Particles exhibit wave-like behavior.

39. 2. Q: What is the definition of quantum
mechanics?
A: Study of tiny particles.

3. Q: What is the concept of Schrödinger's
equation?
A: Predicts particle behavior.

4. Q: What is the definition of Heisenberg's
uncertainty principle?
A: Limit on measuring particle properties.

5. Q: What is the concept of entanglement?
A: Connected particles.

40. *General Physics (10)*

1. Q: Who is the father of physics?
A: Galileo Galilei.

2. Q: What is the scientific method?
A: Observation, hypothesis, experiment.

3. Q: What is the concept of symmetry?
A: Invariance under transformation.

4. Q: What is the definition of a physical
system?
A: Group of interacting objects.

5. Q: What is the concept of conservation
law?

41. A: Physical quantity remains constant.





1. Q: What is the largest planet in our solar
system?
A: Jupiter.


1. Q: Who is the father of genetics?
A: Gregor Mendel.


1. Q: What is the process of
photosynthesis?

42. A: Conversion of sunlight into energy.


1. Q: What is the largest living structure on
Earth?
A: Great Barrier Reef.


1. Q: Who discovered the theory of
evolution?
A: Charles Darwin.


1. Q: What is the scientific term for the
study of the universe?
A: Cosmology.

43. 1. Q: What is the process of mitosis?
A: Cell division.


1. Q: Who discovered the principle of
buoyancy?
A: Archimedes.


1. Q: What is the largest mammal?
A: Blue whale.


1. Q: What is the scientific term for the
study of weather?
A: Meteorology.

44. 1. Q: What is the process of fermentation?
A: Conversion of glucose into ethanol.


1. Q: Who discovered the element oxygen?
A: Joseph Priestley.


1. Q: What is the largest desert?
A: Sahara.


1. Q: What is the scientific term for the
study of earthquakes?
A: Seismology.

45. 1. Q: What is the process of natural
selection?
A: Survival of the fittest.


1. Q: Who is the father of modern science?
A: Galileo Galilei.


1. Q: What is the scientific term for the
study of plants?
A: Botany.

46. 1. Q: What is the largest bone in the human
body?
A: Femur.


1. Q: What is the process of electrolysis?
A: Chemical reaction using electricity.


1. Q: What is the scientific term for the
study of the environment?
A: Environmental science.

47. 1. Q: What is the scientific term for the
study of sound?
A: Acoustics.

2. Q: Who discovered the principle of
gravity?
A: Isaac Newton.

3. Q: What is the process of DNA
replication?
A: Copying genetic material.

4. Q: What is the largest species of
dinosaur?
A: Argentinosaurus.

48. 5. Q: Who is the father of chemistry?
A: Antoine Lavoisier.

6. Q: What is the scientific term for the
study of light?
A: Optics.

7. Q: What is the process of cellular
respiration?
A: Energy production.

8. Q: Who discovered the element neon?
A: William Ramsay.

9. Q: What is the largest ocean?
A: Pacific.

49. 10. Q: What is the scientific term for the
study of climate?
A: Climatology.

11. Q: What is the process of protein
synthesis?
A: Building proteins.

12. Q: Who discovered the principle of
electromagnetic induction?
A: Michael Faraday.

13. Q: What is the largest living thing on
Earth?
A: Armillaria ostoyae fungus.

50. 14. Q: What is the scientific term for the
study of rocks?
A: Geology.

15. Q: What is the process of meiosis?
A: Cell division for reproduction.

16. Q: Who discovered the element
radium?
A: Marie Curie.

17. Q: What is the largest mountain range?
A: Himalayas.

18. Q: What is the scientific term for the
study of animals?
A: Zoology.

51. 19. Q: What is the process of nuclear
fission?
A: Atomic nucleus splitting.

20. Q: Who is the father of modern biology?
A: Charles Darwin.






_Inorganic Chemistry (8)_

52. 1. Q: What is the definition of an ionic
bond?
A: Electrostatic attraction.


1. Q: Who discovered the law of
conservation of mass?
A: Antoine Lavoisier.


1. Q: What is the process of acid-base
neutralization?
A: Chemical reaction.


1. Q: What is the scientific term for the
study of chemical reactions?

53. A: Chemical kinetics.


1. Q: What is the definition of a catalyst?
A: Substance speeding up reactions.


1. Q: What is the process of precipitation?
A: Solid formation.


1. Q: What is the concept of
electronegativity?
A: Atoms' attraction to electrons.

54. 1. Q: What is the definition of a chemical
compound?
A: Substances combined.


_Organic Chemistry (6)_


1. Q: What is the definition of alkanes?
A: Saturated hydrocarbons.


1. Q: What is the process of dehydration?
A: Water removal.

55. 1. Q: What is the scientific term for the
study of carbohydrates?
A: Glycobiology.


1. Q: What is the process of hydrolysis?
A: Chemical reaction with water.


1. Q: What is the definition of functional
groups?
A: Atoms affecting chemical properties.


1. Q: What is the concept of
stereoisomerism?

56. A: Molecules with same formula, different
3D structure.


_Physical Chemistry (4)_


1. Q: What is the definition of entropy?
A: Measure of disorder.


1. Q: What is the concept of
thermodynamic equilibrium?
A: Equal temperature.


1. Q: What is the process of diffusion?

57. A: Random particle movement.


1. Q: What is the scientific term for the
study of phase transitions?
A: Thermodynamics.


_Biochemistry (2)_


1. Q: What is the definition of enzymes?
A: Biological catalysts.


1. Q: What is the process of protein
synthesis?

58. A: Building proteins.


*Biology (10)*


1. What is the primary function of the cell
nucleus?
A) Protein synthesis
B) Cell division
C) DNA storage
D) Energy production

Answer: C) DNA storage

59. 1. Which process occurs in the
mitochondria?
A) Photosynthesis
B) Respiration
C) Fermentation
D) Transcription

Answer: B) Respiration


1. What is the largest living structure on
Earth?
A) Great Barrier Reef
B) Amazon Rainforest
C) Grand Canyon
D) Mount Everest

60. Answer: A) Great Barrier Reef


1. Who discovered the theory of evolution?
A) Charles Darwin
B) Galileo Galilei
C) Isaac Newton
D) Albert Einstein

Answer: A) Charles Darwin


1. What is the scientific term for the study
of plants?
A) Botany
B) Zoology
C) Ecology

61. D) Biology

Answer: A) Botany


1. What is the process of cellular
respiration?
A) Energy production
B) Photosynthesis
C) Fermentation
D) Transcription

Answer: A) Energy production


1. What is the largest species of dinosaur?
A) Tyrannosaurus Rex

62. B) Velociraptor
C) Diplodocus
D) Argentinosaurus

Answer: D) Argentinosaurus


1. What is the function of the human brain's
cerebellum?
A) Coordination and balance
B) Memory and learning
C) Sensory processing
D) Muscle control

Answer: A) Coordination and balance

63. 1. What is the process of meiosis?
A) Cell division
B) Mitosis
C) Genetic drift
D) Natural selection

Answer: A) Cell division


1. What is the scientific term for the study
of genetics?
A) Genomics
B) Epigenetics
C) Biotechnology
D) Molecular biology

Answer: A) Genomics

64. *Physics (10)*


1. What is the law of universal gravitation?
A) F = ma
B) E = mc^2
C) F = G * (m1 * m2) / r^2
D) KE = 1/2 mv^2

Answer: C) F = G * (m1 * m2) / r^2


1. Who discovered the principle of
electromagnetic induction?
A) Michael Faraday

65. B) James Clerk Maxwell
C) Heinrich Hertz
D) Nikola Tesla

Answer: A) Michael Faraday


1. What is the speed of light in vacuum?
A) 299,792,458 m/s
B) 300,000 km/s
C) 186,282 miles/s
D) 100,000 km/s

Answer: A) 299,792,458 m/s

66. 1. What is the process of nuclear fission?
A) Atomic nucleus splitting
B) Atomic nucleus fusion
C) Radioactive decay
D) Ionization

Answer: A) Atomic nucleus splitting


1. What is the scientific term for the study
of sound?
A) Acoustics
B) Optics
C) Thermodynamics
D) Electromagnetism

Answer: A) Acoustics

67. 1. What is the concept of wave-particle
duality?
A) Particles exhibit wave-like behavior
B) Waves exhibit particle-like behavior
C) Both A and B
D) Neither A nor B

Answer: C) Both A and B


1. What is the function of a transformer?
A) Voltage conversion
B) Current conversion
C) Energy storage
D) Power generation

68. Answer: A) Voltage conversion


1. What is the process of electromagnetic
radiation?
A) Energy transmission
B) Energy absorption
C) Energy reflection
D) Energy conduction

Answer: A) Energy transmission


1. What is the scientific term for the study
of heat?
A) Thermodynamics

69. B) Kinetics
C) Dynamics
D) Statics

Answer: A) Thermodynamics


1. What is the concept of entropy?
A) Measure of disorder
B) Measure of order
C) Measure of energy
D) Measure of temperature

Answer: A) Measure of disorder

70. *Chemistry (5)*


1. What is the periodic table's periodic law?
A) Elements repeat properties
B) Elements have unique properties
C) Elements are arranged alphabetically
D) Elements are arranged by atomic mass

Answer: A) Elements repeat properties


1. Who discovered the element oxygen?
A) Joseph Priestley
B) Antoine Lavoisier
C) Henry Cavendish

71. D) Humphry Davy

Answer: A) Joseph Priestley


1. What is the process of electrolysis?
A) Chemical reaction using electricity
B)
[20/09, 07:16] Meta AI: Here are the
remaining 5 chemistry questions:


_Chemistry (5)_


1. What is the definition of an acid-base
reaction?

72. A) Neutralization
B) Oxidation
C) Hydrolysis
D) Condensation

Answer: A) Neutralization


1. Who discovered the law of conservation
of mass?
A) Antoine Lavoisier
B) Joseph Priestley
C) Henry Cavendish
D) Humphry Davy

Answer: A) Antoine Lavoisier

73. 1. What is the process of crystallization?
A) Solid formation
B) Liquid formation
C) Gas formation
D) Solution formation

Answer: A) Solid formation


1. What is the scientific term for the study
of chemical bonding?
A) Chemical bonding theory
B) Molecular orbital theory
C) Valence bond theory
D) Atomic theory

74. Answer: A) Chemical bonding theory


1. What is the definition of a catalyst?
A) Substance speeding up reactions
B) Substance slowing down reactions
C) Substance changing reaction direction
D) Substance increasing reaction yield

Answer: A) Substance speeding up
reactions


And here are 5 Earth Science questions:


_Earth Science (5)_

75. 1. What is the largest planet in our solar
system?
A) Earth
B) Saturn
C) Jupiter
D) Uranus

Answer: C) Jupiter


1. What is the process of plate tectonics?
A) Continental drift
B) Earthquake formation
C) Volcanic activity
D) All of the above

76. Answer: D) All of the above


1. What is the largest desert on Earth?
A) Sahara
B) Gobi
C) Mojave
D) Atacama

Answer: A) Sahara


1. What is the scientific term for the study
of earthquakes?
A) Seismology
B) Geology

77. C) Meteorology
D) Oceanography

Answer: A) Seismology


1. What is the process of weathering?
A) Erosion
B) Deposition
C) Sedimentation
D) Rock breakdown

Answer: D) Rock breakdown

78. _Biology (5)_


1. What is the primary function of the
human liver?
A) Detoxification
B) Energy production
C) Blood circulation
D) Digestion

Answer: A) Detoxification


1. Which scientist discovered the structure
of DNA?

79. A) James Watson
B) Francis Crick
C) Rosalind Franklin
D) All of the above

Answer: D) All of the above


1. What is the process of photosynthesis?
A) Energy production
B) Respiration
C) Fermentation
D) Transcription

Answer: A) Energy production

80. 1. What is the largest species of mammal?
A) Blue whale
B) Elephant
C) Hippopotamus
D) Rhinoceros

Answer: A) Blue whale


1. What is the scientific term for the study
of fossils?
A) Paleontology
B) Geology
C) Archaeology
D) Anthropology

81. Answer: A) Paleontology


_Physics (5)_


1. What is the law of conservation of
energy?
A) Energy cannot be created or destroyed
B) Energy can be created or destroyed
C) Energy is constant
D) Energy is variable

Answer: A) Energy cannot be created or
destroyed

82. 1. Who discovered the principle of
relativity?
A) Albert Einstein
B) Isaac Newton
C) Galileo Galilei
D) Leonardo da Vinci

Answer: A) Albert Einstein


1. What is the speed of sound in air?
A) 343 m/s
B) 1000 m/s
C) 500 m/s
D) 200 m/s

Answer: A) 343 m/s

83. 1. What is the process of electromagnetic
induction?
A) Electricity generation
B) Magnetism
C) Electromagnetism
D) Energy transmission

Answer: A) Electricity generation


1. What is the scientific term for the study
of light?
A) Optics
B) Acoustics
C) Thermodynamics

84. D) Electromagnetism

Answer: A) Optics


_Chemistry (5)_


1. What is the definition of an acid?
A) pH < 7
B) pH > 7
C) pH = 7
D) pH unknown

Answer: A) pH < 7

85. 1. Who discovered the periodic table?
A) Dmitri Mendeleev
B) Antoine Lavoisier
C) Joseph Priestley
D) Henry Cavendish

Answer: A) Dmitri Mendeleev


1. What is the process of chemical
bonding?
A) Atoms sharing electrons
B) Atoms exchanging electrons
C) Atoms combining nuclei
D) Atoms repelling each other

86. Answer: A) Atoms sharing electrons


1. What is the scientific term for the study
of chemical reactions?
A) Chemical kinetics
B) Chemical thermodynamics
C) Chemical bonding
D) Chemical analysis

Answer: A) Chemical kinetics


1. What is the definition of a base?
A) pH > 7
B) pH < 7
C) pH = 7

87. D) pH unknown

Answer: A) pH > 7


_Earth Science (5)_


1. What is the largest planet in our solar
system?
A) Earth
B) Saturn
C) Jupiter
D) Uranus

Answer: C) Jupiter

88. 1. What is the process of plate tectonics?
A) Continental drift
B) Earthquake formation
C) Volcanic activity
D) All of the above

Answer: D) All of the above


1. What is the largest desert on Earth?
A) Sahara
B) Gobi
C) Mojave
D) Atacama

89. Answer: A) Sahara


1. What is the scientific term for the study
of earthquakes?
A) Seismology
B) Geology
C) Meteorology
D) Oceanography

Answer: A) Seismology


1. What is the process of weathering?
A) Erosion
B) Deposition
C) Sedimentation

90. D) Rock breakdown

Answer: D) Rock breakdown





1. What is the primary function of the
human brain's hippocampus?
A) Memory formation
B) Emotional regulation
C) Sensory processing
D) Motor control

Answer: A) Memory formation

91. 1. Which scientist discovered the theory of
continental drift?
A) Alfred Wegener
B) Charles Darwin
C) Galileo Galilei
D) Isaac Newton

Answer: A) Alfred Wegener


1. What is the process of gene expression?
A) Transcription and translation
B) DNA replication
C) Cell division
D) Protein synthesis

92. Answer: A) Transcription and translation


1. What is the largest species of insect?
A) Butterfly
B) Beetle
C) Ant
D) Goliath beetle

Answer: D) Goliath beetle


1. What is the scientific term for the study
of animal behavior?
A) Ethology
B) Ecology
C) Evolutionary biology

93. D) Zoology

Answer: A) Ethology


*Physics (5)*


1. What is the law of conservation of
momentum?
A) Momentum remains constant
B) Momentum changes constantly
C) Momentum is variable
D) Momentum is unknown

Answer: A) Momentum remains constant

94. 1. Who discovered the principle of wave-
particle duality?
A) Louis de Broglie
B) Albert Einstein
C) Niels Bohr
D) Erwin Schrödinger

Answer: A) Louis de Broglie


1. What is the speed of light in vacuum?
A) 299,792,458 m/s
B) 300,000 km/s
C) 186,282 miles/s
D) 100,000 km/s

95. Answer: A) 299,792,458 m/s or
3× 10 power 8 m/sec


1. What is the process of electromagnetic
radiation?
A) Energy transmission
B) Energy absorption
C) Energy reflection
D) Energy conduction

Answer: A) Energy transmission


1. What is the scientific term for the study
of thermodynamics?
A) Calorimetry

96. B) Thermodynamics
C) Heat transfer
D) Energy conversion

Answer: B) Thermodynamics


*Chemistry (5)*


1. What is the definition of an alkali?
A) pH > 7
B) pH < 7
C) pH = 7
D) pH unknown

97. Answer: A) pH > 7


1. Who discovered the periodic table's
periodic law?
A) Dmitri Mendeleev
B) Antoine Lavoisier
C) Joseph Priestley
D) Henry Cavendish

Answer: A) Dmitri Mendeleev


1. What is the process of chemical
equilibrium?
A) Dynamic equilibrium
B) Static equilibrium

98. C) Chemical reaction
D) Physical change

Answer: A) Dynamic equilibrium


1. What is the scientific term for the study
of chemical bonding?
A) Chemical bonding theory
B) Molecular orbital theory
C) Valence bond theory
D) Atomic theory

Answer: A) Chemical bonding theory


1. What is the definition of a catalyst?

99. A) Substance speeding up reactions
B) Substance slowing down reactions
C) Substance changing reaction direction
D) Substance increasing reaction yield

Answer: A) Substance speeding up
reactions


*Earth Science (5)*


1. What is the largest planet in our solar
system?
A) Earth
B) Saturn
C) Jupiter

100. D) Uranus

Answer: C) Jupiter


1. What is the process of plate tectonics?
A) Continental drift
B) Earthquake formation
C) Volcanic activity
D) All of the above

Answer: D) All of the above


1. What is the largest desert on Earth?
A) Sahara

101. B) Gobi
C) Mojave
D) Atacama

Answer: A) Sahara


1. What is the scientific term for the study
of earthquakes?
A) Seismology
B) Geology
C) Meteorology
D) Oceanography

Answer: A) Seismology

102. 1. What is the process of weathering?
A) Erosion
B) Deposition
C) Sedimentation
D) Rock breakdown

Answer: D) Rock breakdown