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The ozone layer is mainly found in the lower portion of the ________.

  1. A
    stratosphere
  2. B
    troposphere
  3. C
    mesosphere
  4. D
    thermosphere

Solution & Step-by-step Explanation

The ozone layer, which absorbs most of the Sun's harmful ultraviolet radiation, is predominantly found in the lower portion of the stratosphere, approximately to above Earth's surface.

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The ozone layer is mainly found in the lower portion of the ________.
A
stratosphere
B
troposphere
C
mesosphere
D
thermosphere

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