NextMockपरीक्षा शोधा, उदा. SSC CGL, UPPSC, Lekhpal
State PCS PYQPrelims 2022

UPPCS · प्रश्न 137

On which date is Ozone Day observed?

  1. September 16
  2. January 30
  3. October 2
  4. April 29
उत्तर दाखवा आणि स्पष्टीकरण

उत्तर: (A) September 16

स्पष्टीकरण

International Day for the Preservation of the Ozone Layer is 16 September.