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Tamil Nadu Board of Secondary EducationSSLC (English Medium) Class 7

Are Volcones Destructive (or) Constructive? - Social Science

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Question

Are Volcones Destructive (or) Constructive?

Answer in Brief

Solution

Volcanes have both destructive and constructive forces.

  • Constructive effects:
  1. Volcanoes provide nutrients to the surrounding soil as volcanic ash contains minerals beneficial to plants.
  2. Some plateaus and plains are formed due to volcanic eruption.
  3. They cool off the earth removing heat from the interior.
  • Destructive effects:
  1. They cause earth quakes, fast floods, mud slides and rock falls.
  2. Dust and Ash that come out of volcanoes are very harmful to living things.
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Chapter 2.1: Interior of the Earth - Evaluation [Page 153]

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Samacheer Kalvi Social Science - Term 1 [English] Class 7 TN Board
Chapter 2.1 Interior of the Earth
Evaluation | Q XI. 2. | Page 153
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