MCQs on Earthquake
MCQs on Earthquake:- In this article we have discussed about MCQs on earthquake. These are most important MCQs on earthquake from the point of views of competitive exams and all classes.
Question 1. What is an earthquake?
a) A sudden movement of tectonic plates
b) A sudden movement of ocean water
c) A sudden change in the weather
d) A sudden explosion of a volcano
Answer: a) A sudden movement of tectonic plates
Question 2. What is the point on the Earth’s surface directly above the point where an earthquake occurs called?
a) Focus
b) Epicenter
c) Seismic zone
d) Aftershock
Answer: b) Epicenter
Question 3. Which of the following is not a type of seismic wave?
a) P-waves
b) S-waves
c) L-waves
d) Surface waves
Answer: c) L-waves
Question 4. Which type of seismic wave is the fastest and therefore arrives first?
a) P-waves
b) S-waves
c) Surface waves
d) Rayleigh waves
Answer: a) P-waves
Question 5. Which type of seismic wave causes the most damage to buildings and infrastructure?
a) P-waves
b) S-waves
c) Surface waves
d) Rayleigh waves
Answer: c) Surface waves
Question 6. What is the Richter scale used to measure?
a) The strength of a hurricane
b) The strength of a tornado
c) The strength of an earthquake
d) The strength of a tsunami
Answer: c) The strength of an earthquake
Question 7. How does the Mercalli scale measure earthquakes?
a) By the amount of energy released
b) By the magnitude of the earthquake
c) By the intensity of the shaking at a particular location
d) By the depth of the earthquake
Answer: c) By the intensity of the shaking at a particular location
Question 8. What is the name of the instrument used to measure earthquakes?
a) Seismometer
b) Barometer
c) Hygrometer
d) Thermometer
Answer: a) Seismometer
Question 9. What is the term used to describe a series of smaller earthquakes that occur after a large earthquake?
a) Pre-shocks
b) Foreshocks
c) Aftershocks
d) Tremors
Answer: c) Aftershocks
Question 10. Which country experiences the most earthquakes?
a) Japan
b) United States
c) Chile
d) Indonesia
Answer: a) Japan
Question 11. What is the name of the fault line that runs through California?
a) San Andreas Fault
b) New Madrid Fault
c) Cascadia Subduction Zone
d) Hayward Fault
Answer: a) San Andreas Fault
Question 12. Which of the following is not a cause of earthquakes?
a) Volcanic eruptions
b) Plate tectonics
c) Human activity
d) Meteor strikes
Answer: d) Meteor strikes
Question 13. What is the name of the process where two tectonic plates collide and one is forced under the other?
a) Subduction
b) Divergence
c) Convergence
d) Transform faulting
Answer: a) Subduction
Question 14. What is liquefaction?
a) The process of turning a solid into a liquid
b) The process of turning a liquid into a gas
c) The process of water-saturated soil becoming liquid during an earthquake
d) The process of volcanic ash and dust being blown into the atmosphere
Answer: c) The process of water-saturated soil becoming liquid during an earthquake
Question 15. Which type of earthquake is more likely to cause a tsunami?
a) Shallow earthquakes
b) Deep earthquakes
c) Moderate earthquakes
d) Small earthquakes
Answer: a) Shallow earthquakes
Question 16. What is the name of the scale that measures the energy released by an earthquake?
a) Moment magnitude scale
b) Mercalli scale
c) Richter scale
d) Fujita scale
Answer: a) Moment magnitude scale
Question 17. What is the name of the type of earthquake that occurs when a fault suddenly slips and releases a large amount of energy?
a) Strike-slip earthquake
b) Thrust earthquake
c) Normal earthquake
d) Megathrust earthquake
Answer: d) Megathrust earthquake
Question 18. What is the name of the process where two tectonic plates move away from each other?
a) Convergent boundary
b) Divergent boundary
c) Transform boundary
d) Subduction zone
Answer: b) Divergent boundary
Question 19. Which country experienced the deadliest earthquake in recorded history, killing approximately 830,000 people?
a) China
b) Japan
c) India
d) Indonesia
Answer: a) China
Question 20. What is the name of the phenomenon where seismic waves are amplified in certain areas due to the geology of the area?
a) Seismic amplification
b) Resonance
c) Amplification zone
d) Natural frequency
Answer: b) Resonance
Question 21. What is the name of the process where rocks in the Earth’s crust become permanently deformed due to stress?
a) Strain
b) Shearing
c) Faulting
d) Deformation
Answer: d) Deformation
Question 22. What is the name of the phenomenon where a portion of the ocean floor is raised or lowered due to an earthquake?
a) Seafloor spreading
b) Tsunami
c) Seiche
d) Seamount
Answer: b) Tsunami
Question 23. Which of the following is not a secondary effect of earthquakes?
a) Landslides
b) Fire
c) Tsunami
d) Tornadoes
Answer: d) Tornadoes
Question 24. What is the name of the type of earthquake that occurs when two tectonic plates slide past each other?
a) Thrust earthquake
b) Normal earthquake
c) Strike-slip earthquake
d) Megathrust earthquake
Answer: c) Strike-slip earthquake
Question 25. Which of the following is not a way to prepare for an earthquake?
a) Have an emergency kit
b) Reinforce your home
c) Ignore warning signs
d) Have an evacuation plan
Answer: c) Ignore warning signs
Question 26. What is the name of the process where the ground shakes and moves in a rolling motion during an earthquake?
a) Seismic vibration
b) Seismic shaking
c) Seismic rolling
d) Seismic acceleration
Answer: b) Seismic shaking
Question 27. What is the name of the process where a large earthquake triggers a series of smaller earthquakes in nearby faults?
a) Foreshocks
b) Aftershocks
c) Earthquake swarm
d) Tsunami
Answer: c) Earthquake swarm
Question 28. Which of the following is not a common location for earthquakes to occur?
a) Along the Pacific Ring of Fire
b) Along the Mid-Atlantic Ridge
c) Along the Himalayan Mountains
d) Along the Great Rift Valley
Answer: b) Along the Mid-Atlantic Ridge
Question 29. What is the name of the process where buildings and infrastructure are designed to withstand earthquakes?
a) Seismic retrofitting
b) Earthquake engineering
c) Seismic hazard reduction
d) Seismic resilience
Answer: b) Earthquake engineering
Question 30. Which type of earthquake wave causes the most damage to buildings and infrastructure?
a) P-waves
b) S-waves
c) Surface waves
d) Love waves
Answer: c) Surface waves
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