PPSC Past Paper Assistant in S&GAD Department, 2018 Solved MCQs, General Knowledge MCQs, PPSC Solved Past Papers MCQsWhich of the following river is formed by the confluence of Euphrates and Tigris?A. Jordon B. Shatt-al-Arab C. yarmouk D. Khabur The capital city of Zimbabwe is?Thomas Jefferson was the _________ president of the United States?