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What is the thickness of the Biosphere? - Geography

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Question

What is the thickness of the Biosphere?

Options

  • 20 km

  • 19 km

  • 15 km

  • 25 km

MCQ
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Solution

15 km

Explanation:

The biosphere is the thin layer of Earth that supports life, extending from the deepest ocean trenches to the highest mountain peaks. Its thickness is generally around 15 km, encompassing the atmosphere, lithosphere, and parts of the hydrosphere where life can exist.

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Chapter 1: Earth as a Planet - EXERCISES [Page 15]

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Morning Star Total Geography [English] Class 9 ICSE
Chapter 1 Earth as a Planet
EXERCISES | Q I. 17. | Page 15
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