languages : 8th Schedule: [show] Assamese Bengali Bodo Dogri Gujarati Hindi Kannada Kashmiri Konkani Maithili Malayalam Manipuri Marathi Nepali Oriya Punjabi Sanskrit Santali Sindhi Tamil Telugu Urdu [ 7 ] Demonym Indian Government Federal republic Parliamentary democracy [ 8 ] - President Pratibha Patil - Prime Minister Manmohan Singh - Chief