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Class 10th social science (Economics) Lesson 01 अर्थव्यवस्था एवं इसके विकास का इतिहास Objective Question Answer Bihar Board
Class 10th social science (Economics) Lesson 01 अर्थव्यवस्था एवं इसके विकास का इतिहास Objective Question Answer Bihar Board
Class 10th Social Science (Political Science) Objective Question and Answer Bihar Board Hindi Medium || political science ka objective prashn and unke utar new pattern par VVI prashn utar samajik vigyan ka prashn