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Answer : 1. "16 सितम्बर "
प्रतिवर्ष ‘विश्व ओजोन दिवस’ (World Ozone Day) कब मनाया जाता है?
5Q:
प्रतिवर्ष ‘विश्व ओजोन दिवस’ (World Ozone Day) कब मनाया जाता है?
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- 211 सितम्बरfalse
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Answer : 1. "16 सितम्बर "
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.