Most of the ozone in the atmosphere is concentrated in the--------:

A ) Troposphere

B ) Stratosphere ✅

C ) Mesosphere

D ) Ionosphere

Related Questions
  1. The colour of a star indicates-----:
  2. The most important layer of earth atmosphere is--------:
  3. The layer of the atmosphere where we live is------:
  4. Which of the following does not include in the atmosphere?
  5. Sun radiation is reflected or absorbed by:
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