ppsc past papers mcqs

PPSC past papers mcqs of general knowledge collected from previously held papers by Punjab Public Service Commission. PPSC Past Papers MCQs Most common metal in earth’s crust (A). Aluminum (B). Copper (C). Silicon (D). Iron Source: Naib Tehsildar GK Paper 2022 In the earth crust, the oxygen is 46.6%, but oxygen belongs to the non-metal … Read more