Research skills can enhance UPSC exam preparation by enabling candidates to gather, analyze, and synthesize information effectively. Proficient research allows candidates to dive deep into subjects, identifying key themes, trends, and perspectives relevant to the syllabus. Practicing systematic literature reviews can help them stay updated with important studies and articles related to current affairs. Strong research skills not only improve writing quality in answers but also empower candidates to present well-informed and insightful responses in examinations.