Writing practice is vital for the UPSC mains examination as it enhances clarity, coherence, and articulation of thoughts. Regular writing helps candidates to structure their answers effectively, manage time efficiently, and develop a unique writing style. With continuous practice, aspirants can improve their ability to convey complex ideas succinctly, which is essential for scoring well in the examination. Moreover, writing practice aids in familiarization with diverse topics in the syllabus, providing an opportunity to reflect on and internalize information while building confidence to tackle unexpected questions in the exam.