Q:-11 Ain- I -Akbari was written by. (a). Chandbardai (b). Abul Fazal (c). Minhaj -i - Siraj (d). None of these Q:-12 The rocks which is made up of molten magma is. (a). Igneous (b). Sedimentary (c). Metamorphic (d). None of these Q:-13 Which is not a component of human environment? (a). Land (b). Religion (c). Community Q:-14 Which is a human made environment? (a). Mountain (b). Sea (c). Road (d). Lake Q:-15 Which is a threat to environment? (a). Growing plants (b). Growing crops (c). Growing population (d). None of these Q:-16 Gold, Petroleum, and coal are examples. (a). Rocks (b). Minerals (c). Fossils (d). None of these Q:-17 Indian history of the medieval times began from. (a). 6 th century AD (b). 7 th century AD​ (c). 10 th century AD (d). 8 th century AD Q:-18 The land to the east of Indus came to be called the Hindustan by the. (a). Greeks (b). Persians (c). Arabs (d). Both b & c Which layer of the earth is made up of iron and nickel? (a). Core (b). Crust (c). Mantle (d). Lithosphere Q:-20 The thinnest later of the earth is. (a). Crust (b). Mantle (c). Core (d). None of these