Consider the following geological phenomena : 1. Development of a fault 2. Movement along a fault 3. Impact produced by a volcanic eruption 4. Folding of rocks Which of the above cause earthquakes?

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Q: 87 (IAS/2004)
Consider the following geological phenomena :
1. Development of a fault
2. Movement along a fault
3. Impact produced by a volcanic eruption
4. Folding of rocks
Which of the above cause earthquakes?

question_subject: 

Geography

question_exam: 

IAS

stats: 

0,123,53,26,14,13,123

keywords: 

{'following geological phenomena': [1, 0, 1, 0], 'earthquakes': [2, 0, 0, 2], 'volcanic eruption': [5, 0, 2, 5], 'rocks': [9, 0, 3, 15], 'fault': [1, 0, 3, 0], 'impact': [3, 0, 1, 7]}

An earthquake is the shaking of the surface of the Earth that occurs as a result of a sudden release of energy in the Earth`s lithosphere that creates seismic waves.

Option 1 suggests that only the development of a fault, movement along a fault, and impact produced by a volcanic eruption can cause earthquakes. While these indeed can cause earthquakes, this option omits the folding of rocks.

Option 2 argues that only movement along a fault and folding of rocks cause earthquakes. This option omits the development of a fault and the impact from a volcanic eruption.

Option 3 insists that only the development of a fault, impact from a volcanic eruption, and folding of rocks cause earthquakes, but leaves out movement along a fault as a cause of earthquakes.

Option 4 correctly includes all as they can cause earthquakes: (1) the development of a fault, (2) movement along a fault, (3) the impact of a volcanic eruption, and (4) the folding of rocks. Therefore, the correct answer is option 4. The release of energy during these processes can cause an earthquake.