Mock tests and practice papers hold significant importance for success in UPSC preparation. They familiarize candidates with the exam pattern, helping to reduce anxiety during the actual exam. Regularly taking mock tests aids in reinforcing knowledge, improving time management, and highlighting areas needing improvement. Analyzing performance in these tests allows aspirants to adapt their strategies, focusing on weak subjects. Additionally, consistent practice enhances writing speed and accuracy, crucial for exam success. Mock tests provide a simulation of exam conditions, preparing candidates mentally and physically for the real challenge ahead.