Knowing Indian geography is significant in the context of the UPSC exams as it provides foundational knowledge necessary for tackling various subjects, including polity, environment, and economics. A solid understanding of geographical concepts is crucial for topics such as resource management, disaster management, and urban planning. Moreover, questions relating to regional development and demographic studies may require geographical insight, making it an essential area of focus for aspirants. Overall, geographical literacy enhances a candidate's analytical skills, allowing for more informed responses during both the preliminary and mains examinations.