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Environmental Issues. — BIO BOTANY STD 12 — Question

Tamilnadu BoardEnglish MediumSTD 12BIO BOTANYEnvironmental Issues.1 Mark
MCQ
When does World Ozone Day is observed?
  • A
    June 17th
  • B
     December 1st
  • C
    October 12th
  • ✓
    September 16th
✓

Answer

Correct option: D.
September 16th
September 16th

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