Key UPSC Subjects:  Guide to Civil Services Examination

History: Study of past events, civilizations, and their impact on today.

Environment: Exploring ecological systems, conservation, and sustainable development practices.

Science and Technology: Insights into scientific discoveries, innovations, and technological advancements.

Polity: Examination of constitution, political system, and governance structures.

Geography: Analysis of Earth's landscapes, environments, and human-earth relationships.

Philosophy  Exploration of ideas, ethics, knowledge, and existence for analytical thinking.

Sociology: Examination of societal structures, social relationships, and cultural norms.

Economics: Understanding market dynamics, fiscal policies, and economic development.