1: According to the sizes of planet, the Earth is the____ largest planet in our solar system. (a) Third (b) Fourth *(c) Fifth* (d) Sixth 2: Total Moons/Satelites of our Solar System? *(a) 214* (b) 215 (c) 216 (d) None 3: Which line separates Outer Space and Atmosphere of Earth? (a) Kyoto Line *(b) Messof Line* (c) Karman Line (100km) (d) None 4: Most Abundant element in Earth’s atmosphere? *(a) N2 (78%)* (b) O2 (21%) (c) CO2 (0.04%) (d) None 5: Crust+Upper Mantle is also called? (a) Hydrosphere (b) Mesosphere *(c) Lithosphere* (d) None 6: Maximum temperature is experienced in which layer? (a) Crust *(b) Lower Core* (c) Lower Mantle (d) None 7: Earth is made of how many Rocks? (a) Igneous (95%) (b) Sedimentary (c) Metamorphic (4%) *(d) All* 8: Most abundant element in Earth Crust is: (a) Iron (5%) *(b) Oxygen (46%)* (c) Aluminium (8.8%) (d) Silicon (Earth Maker)(27.7%) 9: Most abundant Metal in Earth Crust is? (a) Iron (5%) (...
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