*Over 25000 UPSC standard MCQs
*72 / 100 Qs in UPSC 2021 could be answered from MCQ Factory MCQs
*Includes Polity4Sure, Geography4Sure, History4Sure, Environment4Sure, Culture4Sure
*Topic wise arranged MCQs
*100% accuracy with great explanations
*Basic books like NCERTs, Lakshmikant Polity, Shankar Environment, Economy Sanjeev Kumar, Geograpghy Geo Cheng Leong, CCRT Art & Culture etc covered.
*Covers all Previous Year Questions.
*Weekly Current MCQs added
*Valid till Prelims 2023 i.e. June 2023