One of the 48 optional subjects included in the UPSC Mains syllabus is literature in various languages. Candidates must select one ‘Optional Subject’ from the list provided below: IAS Syllabus For UPSC Mains Optional Subjects: IAS Optional Syllabus | UPSC Syllabus for Optional Subjects Agriculture – UPSC Syllabus Zoology – UPSC Syllabus Animal Husbandry & Veterinary … Continue reading IAS Syllabus For UPSC Mains Optional Subjects