The significance of interdisciplinary knowledge in answering UPSC questions lies in its ability to fuse various fields such as politics, economics, and history, providing a holistic perspective. This diverse understanding enriches responses, allowing candidates to analyze issues from multiple angles and showcase critical thinking. Interdisciplinary approaches enable aspirants to make connections between topics, enhancing the quality of their arguments and demonstrating depth in their knowledge, which is highly valued in the UPSC examinations. As the questions often require nuanced answers, incorporating insights from various disciplines can significantly impact scoring.