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Important questions from chapter minerals |
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Answer» Nhi basic hoga Aur koi important question Ek h imp question four type of coal found in india Bs...places yad kr lena kaha konse minerals pae jate h Sara important hi ha Coal , petroleum aur baki minerals ke bare me learn krna pdhega Iss chap se aese question ayege ki apne aao bhi likh sakte hoon Basic ayega |
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