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UPSC CDS 1 2023 GK Paper

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Question : 2

Total: 120

Which of the following statements about volcanoes are correct?
1. The strength of a volcano is measured by the Volcanic Explosive Index.
2. Iceland and Philippines were created by volcanic activity.
3. Volcanic soils are rich, deep and fertile and allow intensive agriculture to take place.
Select the correct answer using the code given below.

1 and 2 only
2 and 3 only
1 and 3 only
1, 2 and 3

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