The General Studies papers in the UPSC Mains exam are significant as they cover a broad spectrum of topics essential for future administrators. These papers assess candidates on areas such as social issues, Indian politics, international relations, and environmental studies. By testing critical analytical skills and current affairs knowledge, they prepare candidates for the challenges faced in civil services. The performance in these papers is fundamental, as they are often considered a major determinant of success in the overall evaluation process, shaping candidates' future roles in governance.