issb general knowledge MCQ #850

Which layer contains the ozone layer?

issb general knowledge MCQ #850

  1. Question 1

    Q1. Which layer contains the ozone layer?

    • A) Stratosphere
    • B) Troposphere
    • C) Mesosphere
    • D) Thermosphere

    Answer: Stratosphere

    Explanation: Most ozone is concentrated in the stratosphere. This fact often appears in ISSB academic and general knowledge sections.