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UPSC Mains Optional Subjects

Optional subject resources, notes and guidance for UPSC Mains preparation.

Ulcerative Colitis and the Hidden Immune Breach

Medical research on ulcerative colitis has long focused on two visible culprits — an overactive immune system and damage to the gut’s epithelial lining. A new study, however,...

 January 1, 2026

UPSC Civil Services (Mains) Examination Medical Science Syllabus

Paper ' I 1. Human Anatomy: Applied anatomy including blood and nerve supply of upper and lower limbs and joints of shoulder, hip and knee. Gross anatomy, blood...

 December 27, 2022

UPSC Civil Services (Mains) Examination Philosophy Syllabus

History and Problems of Philosophy: Plato and Aristotle:'Ideas; Substance; Form and Matter; Causation; Actuality and Potentiality. Rationalism (Descartes, Spinoza, Leibniz):'Cartesian Method and Certain Knowledge; Substance; God; Mind-Body Dualism;...

 December 27, 2022

UPSC Civil Services (Preliminary Examination) Syllabus

General Studies Paper 1 Current events of national and international importance. History of India and Indian National Movement. Indian and World Geography-Physical, Social, Economic Geography of India and...

 December 27, 2022

UPSC Civil Services (Mains) Examination Physics Syllabus

Paper ' I: 1.' Mechanics of Particles: Laws of motion; conservation of energy and momentum, applications to rotating frames, centripetal and Coriolis accelerations; Motion under a central force;...

 December 27, 2022

UPSC Civil Services (Mains) Examination Political Science & International Relations Syllabus

Paper ' I Political Theory and Indian Politics: Political Theory: meaning and approaches. Theories of the State: Liberal, Neoliberal, Marxist, Pluralist, Post-colonial and feminist. Justice: Conceptions of justice...

 December 27, 2022

UPSC Civil Services (Mains) Examination Sociology Syllabus

1. Fundamentals of Society: (a) Modernity and social changes in Europe and emergence of sociology. (b) Scope of the subject and comparison with other social sciences.(c) Sociology and...

 December 27, 2022

UPSC Civil Services (Mains) Examination Zoology Syllabus

Paper ' I: 1. Non-chordata and Chordata: (a) Classification and relationship of various phyla up to subclasses: Acoelomate and Coelomate, Protostomes and Deuterostomes, Bilateria and Radiata; Status of...

 December 27, 2022

UPSC Civil Services (Mains) Examination Mechanical Engineering Syllabus

Paper ' I 1. Mechanics: Mechanics of rigid bodies: Equations of equilibrium in space and its application; first and second moments of area; simple problems on friction; kinematics...

 December 27, 2022

UPSC Civil Services (Mains) Examination Mathematics Syllabus

Paper ' I: 1. Linear Algebra:' Vector spaces over R and C, linear dependence and independence, subspaces, bases, dimension; Linear transformations, rank and nullity, matrix of a linear...

 December 27, 2022

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