Scoring subjects for the UPSC Mains examination typically include Geography, Public Administration, and Anthropology. These subjects are favored due to their straightforward content and availability of study materials. Geography enhances analytical skills and is often connected to current affairs, making it a useful subject for integrated studies. Public Administration covers essential administrative principles, equipping students for civil service roles. Candidates who possess backgrounds in science may find Anthropology manageable and rewarding due to its relatively concise syllabus. Ultimately, choosing subjects based on strengths and interests can optimize scoring potential.