Q.30 'Ozone Layer Preservation Day' is celebrated on -
(A) 16th September
(B) 5th June
(C) 23rd March
(D) 21st April
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ozone layer preservation day is celebrated on 16 september
option A is correct
HOPE IT WILL HELP YOU
MARK AS BRAINLIEST
option A is correct
HOPE IT WILL HELP YOU
MARK AS BRAINLIEST
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