Earth day is celebrated on:

  1. April 22
  2. September 17
  3. February 16
  4. April 4
Abdul Salam Newbie Asked on 16th November 2015 in General Knowledge.
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  • 1 Answer(s)

    Answer: (1) April 22

    Anurag Mishra Professor Answered on 16th November 2015.
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