Earthquakes & Volcanoes MCQs for CET 12th Level
Practice 20 free Earthquakes & Volcanoes questions under World Geography — Geography.
Strengthen your Earthquakes & Volcanoes knowledge for CET 12th Level with curated MCQs. Switch between Hindi and English anytime.
CET 12th Level — World Geography — Earthquakes & Volcanoes
20 Questions • Instant results & explanations • Hindi & English
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Question 1 of 20
Which intrusive volcanic landform is specifically characterized as a saucer-shaped body formed when magma solidifies in shallow basins?
Question 2 of 20
Which specific seismic wave creates a complex rolling motion that simultaneously moves the ground both up-and-down and side-to-side?
Question 3 of 20
Which of the following describes volcanic activity that occurs independently of tectonic plate boundaries, driven by a stationary point of rising magma deep in the mantle?
Question 4 of 20
Which of the following describes the mechanism by which Volcanic Eruptions trigger earthquakes?
Question 5 of 20
Assertion (A): P-waves can successfully traverse the Earth's liquid outer core. Reason (R): P-waves operate through compressional mechanics, and liquids possess the volume elasticity necessary to support this push-pull motion. Select the correct answer:
Question 6 of 20
Consider the following statements regarding the propagation and coastal impact of tsunamis: 1. In deep oceanic basins, tsunamis travel at extreme velocities but maintain negligible wave heights. 2. The process of shoaling decreases the wave's kinetic velocity but significantly increases its vertical amplitude. Which of the statements given above is/are correct?
Question 7 of 20
Which of the following describes a scenario where an earthquake alters river courses or creates depressions?
Question 8 of 20
Which of the following seismic waves is recognized as the fastest, traveling at approximately 8 km/s in the Earth's crust?
Question 9 of 20
Assertion (A): Most volcanoes in the Ring of Fire are characterized as non-explosive shield volcanoes. Reason (R): Shield volcanoes are built from highly viscous lava that traps large quantities of explosive gases.
Question 10 of 20
Deep-focus earthquakes, originating between 300 and 700 km deep, are most strongly associated with which specific tectonic feature?
Question 11 of 20
In volcanic regions, precious metals such as gold, silver, and copper are frequently concentrated into mineable deposits. Which specific geological process is primarily responsible for this concentration?
Question 12 of 20
Consider the following statements regarding Mid-Ocean Ridge Volcanoes: 1. They occur primarily at convergent plate boundaries. 2. They are responsible for the formation of new oceanic crust. Which of the statements given above is/are correct?
Question 13 of 20
What is the primary factor that causes the P-wave shadow zone to form between 103° and 142°?
Question 14 of 20
Consider the following formulas related to seismic velocity: 1. Vp involves both the bulk modulus (K) and shear modulus (μ). 2. Vs involves only the bulk modulus (K) and density (ρ). Which of the statements is/are mathematically correct according to wave physics?
Question 15 of 20
What are intrusive (plutonic) landforms?
Question 16 of 20
Which of the following statements explains why Surface Waves possess the highest amplitude and are the most destructive despite being the slowest?
Question 17 of 20
Consider the following statements: 1. Intermediate-focus earthquakes originate between 70 and 300 km depth. 2. Shallow-focus earthquakes are historically the least destructive type. 3. Deep-focus earthquakes (300-700 km) are primarily linked with Benioff Zones. Which of the statements given above are correct?
Question 18 of 20
Which famous seismic event is explicitly cited as a consequence of immense pressure accumulation at a Convergent plate subduction zone?
Question 19 of 20
Consider the following statement regarding Decompression Melting: 'It allows underlying mantle rock to melt into magma strictly due to an immense localized increase in temperature.' Is this statement correct?
Question 20 of 20