PPSC ZILADAR(Research/DLR Zone)(14-20G2020) Irrigation Department, Everyday Science MCQs, PPSC Solved Past Papers MCQsThe concept of Carbon credits originated from which of the following?A. Earth Summit, Rio de Janerio B. Kyoto Protocol C. Montreal Protocol D. Conference of Parties (COP) 19 Benazir Bhutto first sworn in as Prime Minister of Pakistan on ?The gas, commonly known as “laughing gas” is?
