Most Important Topics for UPSC Prelims and Mains Exam

Physics Wallah Academic Expert
October 26, 2024

Important topics for UPSC Exam:- Preparing for the UPSC 2024-25 Civil Services Examination, one of India's most challenging and prestigious exams, requires a strategic focus on the most important topics for UPSC 2024-25 exam for both Prelims and Mains. These Important topics for the UPSC Exam include subjects essential for success, including history, geography, polity, economy, environment, science, and technology. Understanding and prioritising 

These Important topics for the UPSC Exam allow aspirants to streamline their study efforts and enhance their performance. 

This guide of “Most Important Topics for UPSC Prelims and Mains Exam provides a detailed breakdown of the crucial subjects and themes for excelling in both stages of the exam. It includes both static topics, which remain consistent over time, and current affairs, which are vital for a well-rounded understanding of the examination requirements. By concentrating on these areas, candidates can ensure they are thoroughly prepared for every aspect of the UPSC Civil Services Examination.

Important Topics for UPSC Prelims 2024

Preparing for UPSC Prelims 2024 requires a clear focus on the most important topics. These include key subjects like history, geography, polity, economy, environment, and science and technology. Additionally, staying updated with current affairs is crucial. Get subject-wise important topics for the UPSC exam below. Also, check out the best books for UPSC Prelims.

Best Books for UPSC Prelims 2024-25

Important Topics for UPSC History

Understanding the important topics for UPSC History is crucial for both Prelims and Mains. Check out the Important Topics for UPSC History below:- 

History Important Topics for UPSC Prelims 2024

Ancient and Medieval History

Modern History

Art and Culture

Indus Valley Civilization

Carnatic Wars

Classical Dances

Gupta Period

Revolt of 1857

Paintings

Bhakti and Sufi Movement

Wood’s Dispatch 

Literature

Mauryan and Post Mauryan  Era

Tribal Revotls

Hindustani and Carnatic Music

Vedic Period

Pre-British Era

Ancient Architecture

Palas, Pallavas, Rashtrakutas, etc.

Early Phase of the Indian National Movement

Coinage

Cholas

Gandhian Era

Ancient Sculpture 

Delhi Sultanate 

INC Sessions

Travellers

Vijayanagara

Cabinet Mission 

Martial Art Forms

Mughal Empire

Personalities

Jainism and Buddhism

Important Topics for UPSC Geography

Check out the Important Topics for UPSC Geography below:- 

Geography Important Topics for UPSC Prelims 2024

Interior of the Earth

Drainage System

Our Solar System

Earth’s Latitude

Climatology

Natural Vegetation

Longitude

Physical features of India

Energy Sources

Landforms

Oceanography

Agriculture (Irrigation, Cropping, etc.)

Minerals

El Niño and La Niña

Green Revolution

Important Topics for UPSC Economics

The Union Public Service Commission (UPSC) exam is one of India's toughest and most respected exams, requiring knowledge of many subjects. Economics is a key part of the UPSC syllabus and includes several important topics that candidates need to understand well. 

Important Topic of Economics for UPSC Prelims 2024

Basics of Indian Economy

Taxation

Insolvency and Bankruptcy Code

Economic Models

Fiscal Policy and Union Budget

MSME

Planning in India

Inflation

Financial Inclusion

Banking

APMC Act, NAM, MSP, etc

World Economy

GDP and GNP

Agriculture Schemes

HDI and other indexes

Money Supply

GST 

IMF, World Bank, etc.

Important Topics for UPSC Polity

Polity covers the structure and functions of the government, the Constitution of India, fundamental rights and duties, the Parliament, State Legislatures, the judiciary, and constitutional bodies.

Important Polity Topics for UPSC Prelims 2024

Electoral Process

Parliament 

Writs In Indian Constitution

Indian Constitution

Fundamental Duties

Emergency Provisions

Fundamental Rights

Citizenship

Quasi-judicial bodies

Executive

Cabinet Committees

Electoral Reforms

Legislature

Constitutional Bodies

Delhi Services Bill 2023

Judiciary

Non-Constitutional Bodies

Anti Defection Law

Important Topics for UPSC Environment

The environment is a vital part of the UPSC syllabus, covering key topics like ecology, ecosystems, biodiversity, pollution, climate change, sustainable development, environmental laws, and international agreements. Check out the Important Topics for UPSC Environment below:- 

Important Environment Topics for UPSC Prelims 2024

Basics of Environment

Environmental Impact Assessment

Ozone Depletion

Ecosystems

Population Ecology

Ocean Acidification

Nutrient Cycle

Biodiversity

Global Warming

Pollution Types

Critically Endangered Animals

Indian Bio-Geographical Classification

Ecology

Biodiversity Conservation Initiatives

Carbon Mitigation Strategies

Environmental Degradation

Environment Acts and Policies (WPA 1972)

Climate Change Organisations

Waste Management

Wildlife Sanctuary and National Parks

Mangrove Sites

Environmental Conventions

Project Tiger

Animal and Plant species in News

Important Topics for UPSC Science & Technology

Go through the Important Topics for UPSC Science & Technology below:- 

Important Science & Technology Topics for UPSC Prelims 2024

Basic Science

Biomolecules

IoT, AI, VR, etc.

Biotechnology

5G

LIGO India Project

Nanotechnology

Geostationary v/s Geosynchronous

GPS

Genetic Engineering

Indian Missile System

Mission Chandrayaan 

Diseases

Human Genome Project

START

Important Topics for UPSC Current Affairs 

Current Affairs is a crucial component of the UPSC syllabus, covering many important topics that candidates need to stay updated on. Key areas include national and international events, government policies and schemes, economic developments, social issues, environmental concerns, and scientific advancements.

Important Topics for UPSC Prelims 2024 – Current Affairs

Economy

Environment

Polity

IR and Social Issues

Science and Technology

Project Amber

COP28

National Security Act

OPEC and OPEC+

Molecular Motors

D-SIBs

Plastigomorate

Universal Declaration of Human Rights (UDHR)

C+C5

Organ on Chips

Financial Inclusion Index

Brazzaville Summit

Section 6A of Citizenship Act

Mekong Ganga Cooperation

Immune Imprinting

Vostro Accounts

Cloud Seeding

Disqualification of Lawmaker

IFC-IOR

Web 3.0

RBI’s Report

Montreal Protocol

Compassionate Appointment

Rasht-Astara Railway Line

Monoclonal Antibodies

Important Topics for UPSC CSAT

Here are the Important Topics for UPSC CSAT that candidates need to focus on for UPSC 2024-25:- 

Important Topics for UPSC Prelims 2024 – CSAT

Quantitative Aptitude

Reasoning

Average

Statements, Assumptions, and Conclusions

HCF and LCM

Inference

Probability

Direction Sense

Age Related Questions

Coding – Decoding

Number Series

Venn Diagram

Linear Equations

Blood Relations

Important Topics for UPSC Mains 2024

For UPSC Mains 2024, candidates should concentrate on essential topics including Indian Polity, Economic Development, Social Issues, International Relations, and many more. Get the Important Topics for UPSC Mains 2024-25 below. Also, check out the best materials for your UPSC Mains 2024-25.

Best UPSC Mains Combo for 2024-25

General Studies I: Indian Heritage and Culture; and History and Geography of the World and Society

Go through the important topics of GS I from the below table:- 

General Studies I: Indian Heritage and Culture; and History and Geography of the World and Society

Literature - Vedic, Buddhist, Jain, Sangam, Mughal, etc.

Vijayanagar Empire

Art and Architecture - IVC, Mauryan, Gupta, Dravidian, Mughal, etc.

Socio-religious Reforms

Geography - physical features, natural resources, phenomena like volcanism, etc.

Mountbatten Plan

Indian Society - features, issues, etc.

Indian Independence Act, 1947

Rowlatt Act

Land Revenue System

Civil Disobedience Movement

Home Rule Movement

Modern India - Personalities, Events, etc.

Revolt of 1857

Indian Freedom Struggle - several stages, leaders, etc.

Partition of Bengal

Gandhi-Irwin Pact

Charter Acts - 1813, 1833, etc.

General Studies II: Governance, Constitution, Polity, Social Justice and International Relations

Master GS II with the following UPSC Mains important topics below;- 

General Studies II: Governance, Constitution, Polity, Social Justice and International Relations

Constitution of India — historical underpinnings, evolution, etc.

Government Policies

Constitution of other countries like USA, UK, Japan, etc.

NGOs, SHGs, etc.

Separation of Powers - Organs of Government

Welfare schemes for vulnerable groups

Union and States - federalism, etc.

Health, Education, and Human Resources

Parliament and State legislatures - functions, powers, etc.

Poverty and Hunger issues

General Studies III: Technology, Economic Development, Biodiversity, Environment, Security and Disaster Management

Check out the GS III topics below:- 

General Studies III: Technology, Economic Development, Biodiversity, Environment, Security and Disaster Management

Indian Economy - planning, resource mobilization, employment, etc.

IT, Computers and Space Technology

Growth and Development

Robotics, Nanotechnology and Biotechnology

Inclusive Growth

Intellectual Property Rights

Government budgeting

Environment - conservation, pollution, degradation, etc.

Major crops and cropping patterns

Environmental Impact Assessment

Irrigation types - Drip, Sprinkler, etc.

Disaster Management

Farm subsidies - PMKISAN, etc.

Internal Security

Food Security and MSP

Extremism and Role of External Actors

Also Check:- Top Books for UPSC

General Studies IV: Ethics, Integrity and Aptitude

Go through the GS IV important topics from the below table:- 

General Studies IV: Ethics, Integrity and Aptitude

Ethics and Human Interface

Conscience

Essence, Determinants, and Consequences of Ethics in Human Actions

Accountability

Dimensions of Ethics in Private and Public Relationships

Ethical Governance

Human Values from Leaders' Lives, Role of Family, Society, and Education

Ethical Issues in International Relations

Public/Civil Service Values

Public Funds' Utilization

Ethical Concerns and Dilemmas

Corruption Challenges

Ethical Guidance from Laws, Rules, etc.

Case Studies on the above issues

Important topics for UPSC Exam FAQs

Q1. How should I start preparing for the UPSC exam?

Ans. Start by understanding the exam pattern and syllabus. Make a timetable, focus on basic NCERT books, current affairs, and standard reference books. Regular revision and answer writing practice are crucial.

Q2. What is the syllabus for the UPSC exam?

Ans. The syllabus includes topics like Indian History, Geography, Indian Polity, Economy, Environment, Science & Technology, Current Affairs, and Aptitude & Mental Ability. It covers a wide range of subjects.

Q3. Which newspapers and magazines should I read for UPSC preparation?

Ans. Newspapers like The Hindu, Indian Express, and magazines like Yojana, Kurukshetra, and Frontline are recommended. They provide comprehensive coverage of current affairs and analysis.

Q4. How important is current affairs for the UPSC exam?

Ans. Current affairs play a vital role, especially in Prelims and Mains. Focus on issues of national and international importance, government schemes, reports, etc.

Q5. What are the best optional subjects for the UPSC exam?

Ans. Choose optional subjects based on interest, availability of study material, and scoring potential. Popular optional subjects include History, Geography, Public Administration, Sociology, etc.

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