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Q:

हाल ही में, 16 सितम्बर 2021 को “विश्व ओजोन दिवस” मनाया गया है, इस दिवस को पहली बार कब मनाया गया था?

  • 1
    1990
  • 2
    1995
  • 3
    1999
  • 4
    2002
  • Show Answer
  • Workspace

Answer : 2. "1995"
Explanation :

Every year on 16 September, World Ozone Day is celebrated all over the world. World Ozone Day is celebrated with the aim of making people aware about the conservation of the ozone layer around the earth.

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