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World Geography - 3 (Gen. Studies)

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Multiple Choice

Which of the following statements is/are correct in relation to igneous rocks?

  1. They are called ‘primary rocks’.
  2. Extrusive igneous rocks are very fine-grained.
  3. Basalt is a typical example of extrusive igneous rocks.
  1. All 1, 2 and 3
  2. Only 1
  3. Only 1 and 2
  4. Only 2 and 3