World Earth Day is celebrated on : |
|||
(a) |
June 5th |
(b) |
April 22nd |
(c) |
September 16th |
(d) |
October 24th |
World Earth Day is celebrated on : |
|||
(a) |
June 5th |
(b) |
April 22nd |
(c) |
September 16th |
(d) |
October 24th |