World Geography General Knowledge Questions Q.1 The highest place on the Earth Ans . Everest Q.2 The circles which vertically cross the equator Ans . Longitudes Q.3 What is the total weight of the air in the atmosphere? Ans . 6×10 Tones Q.4 International space line passes through? Ans . 180 Greenwich Q.5 What are the different kinds of rocks found on the Earth? . Ans . Igneous rocks, Sedimentary rocks, Metamorphic rocks Q.6 The metal which form the core of Earth: Ans . Iron and Nickel Q.7 The innermost part of the Earth: . ...