issb general knowledge MCQ #51

Which gas protects Earth from UV radiation?

issb general knowledge MCQ #51

  1. Question 1

    Q1. Which gas protects Earth from UV radiation?

    • A) Oxygen
    • B) Ozone
    • C) Nitrogen
    • D) Hydrogen

    Answer: Ozone

    Explanation: Ozone layer in the stratosphere absorbs harmful ultraviolet rays. This fact often appears in ISSB academic and general knowledge sections.