Q. World Ozone Day is celebrated on
A) $16^{th}$ September
B) $21^{st}$ April
C) $5^{th}$ June
D) $22^{nd}$ April
Explanation
[Solution] World Ozone Day is 16 September (Montreal Protocol signing). Answer (1).
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.