Geology and Tectonics of the Indian Subcontinent

1. What is a distinguishing feature of the Narmada Valley?

  1. Volcanic Origin
  2. Structural Origin
  3. Aeolian Origin
  4. Glacial Origin
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Answer: Option B. Structural Origin

2. Which rock system in India is also known as the storehouse of minerals?

  1. Vindhyan System
  2. Aravalli System
  3. Cuddapah System
  4. Dharwar System
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Answer: Option D. Dharwar System

3. Which of the following statements is/are correct?

  1. Hydration causes granular disintegration.
  2. Crystallization is a form of mechanical weathering.
  3. Frost action is synonymous with freeze-thaw action.

Choose the correct option from the codes below:

  1. All Statements
  2. Only Statement 3
  3. Only Statement 1
  4. Both Statements 1 and 2
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Answer: Option A. All Statements

4. The Damodar and Sone river valleys and Rajmahal hills in eastern India are repositories of what?

  1. Cuddappa System Rocks
  2. Dharwar System Rocks
  3. Gondwana System Rocks
  4. Aravalli System Rocks
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Answer: Option C. Gondwana System Rocks