Tamil Nadu Board of Secondary EducationSSLC (English Medium) Class 9th
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What is Biosphere? - Social Science

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Short Note

What is Biosphere?

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Solution

  1. Biosphere, the fourth sphere of the Earth, is a life-supporting layer that exists on the earth’s surface.
  2. This layer on earth encompasses the Lithosphere, Hydrosphere, and Atmosphere.
  3. It includes flora and fauna that thrive on or near the earth’s surface.
  4. Biosphere harbors all ecosystems on the earth and sustains life forms including mankind.
Concept: Introduction of Biosphere
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APPEARS IN

Tamil Nadu Board Samacheer Kalvi Class 9th Social Science Answers Guide
Chapter 2.05 Biosphere
Exercise | Q IV. 1 | Page 208
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