TNPSC Group 1 Syllabus and Exam Pattern 2025, Download PDF

Every year the Tamil Nadu Public Service Commission (TNPSC) conducts the Combined Civil Services Examination Group I (Group 1 Services) to recruit candidates for various posts of Civil Services in Tamil Nadu. The official TNPSC Group 1 syllabus pdf is already uploaded on the official website. The Selection Process for the TNPSC Group 1 exam is based on three stages- Preliminary Exam, Mains Exam and Interview.  The candidates should go through each stage syllabus and study well for the exam. Read the full article to get details on TNPSC Group 1 Syllabus and Exam Pattern 2025, marking scheme and more. 

TNPSC Group 1 Syllabus and Exam Pattern 2025

The TPSC Group 1 2025 prelims examination is scheduled to be held on 15th June 2025.  Before applying for the Exam the candidates should know the syllabus and the marking scheme for strategising their preparation up to the mark. TNPSC Group 1 Syllabus has been released by the Tamil Nadu Public Service Commission take an overview from the information tabulated below.

TNPSC Group 1 Notification 2025- Click to Check

TNPSC Group 1 Exam Pattern 2025

The TNPSC Group 1 Exam consists of 3 phases: Prelims, Mains, and Interviews. The TNPSC Group 1 will have two written exams- Prelims and Mains. There is also qualifying marks in both exams. Check the subject wise marks distributions and minimum qualifying marks for each paper from the below table.

TNPSC Group 1 Prelims Exam Pattern 2025

1. TNPSC Group 1 Prelims Exam consists of one paper carrying 200 objective-type questions for 1.5 mark each.
2. The duration of the prelims exam is 3 hours.
3. There would be no negative marking for incorrect answer.
4. TNPSC Group 1 Prelims is of qualifying in nature and marks will not be included in the merit list.
5. The language of the Preliminary Exam will be English and Telugu. 

TNPSC Group 1 Mains Exam Pattern 2025

TNPSC Group 1 Prelims Syllabus 2025

The TNPSC Group 1 syllabus for the prelims exam is set as the degree course for General Studies and for Aptitude & Mental Ability Test, the questions will be of SSLC Standard). Check the below section to understand the TNPSC Group 1 Prelims Syllabus 2025 for each unit. The syllabus for TNPSC Group 1 prelims exam is divided into 10 subjects.

• General Science
• Current Affairs/ Events
• Geography of India
• History & Culture of India
• Indian Polity
• Indian Economy
• Indian National Movement
• History, Culture, Heritage and Socio-Political Movements in Tamil Nadu
• Development Administration in Tamil Nadu
• Aptitude and Mental Ability

Unit 1- General Science

1. Scientific Knowledge and Scientific temper - Power of Reasoning - Rote Learning Vs Conceptual Learning - Science as a tool to understand the past, present and future. 

2. Nature of Universe - General Scientific Laws – Mechanics Properties of Matter, Force, Motion and Energy - Everyday application of the basic principles of Mechanics, Electricity and Magnetism, Light, Sound, Heat, Nuclear Physics, Laser, Electronics and Communications. 

3. Elements and Compounds, Acids, Bases, Salts, Petroleum Products, Fertilizers, Pesticides.

4. Main concepts of Life Science, Classification of Living Organisms, Evolution, Genetics, Physiology, Nutrition, Health and Hygiene, Human diseases. 

5. Environment and Ecology

Unit 2- Current Events

1. History - Latest diary of events - National symbols - Profile of States - Eminent personalities and places in the news – Sports Books and authors.

2. Polity - Political parties and political system in India - Public awareness and General administration - Welfare-oriented Government schemes and their utility, Problems in Public Delivery Systems.

3. Geography - Geographical landmarks.

4. Economics - Current socio-economic issues.

5. Science - Latest inventions in Science and Technology.

6. Prominent Personalities in various spheres- Arts, Science, Literature and Philosophy.

Unit 3- Geography of India

1. Location – Physical features - Monsoon, Rainfall, Weather and Climate - Water Resources - Rivers in India - Soil, Minerals and Natural resources – Forest and Wildlife - Agricultural pattern.

2. Transport - Communication.

3. Social Geography – Population density and distribution - Racial, Linguistic Groups and Major Tribes.

4. Natural calamity – Disaster Management – Environmental pollution: Reasons and preventive measures – Climate change – Green energy.

Unit 4- History & Culture of India

1. Indus valley civilization - Guptas, Delhi Sultans, Mughals and Marathas - Age of Vijayanagaram and Bahmani Kingdoms -South Indian history.

2. Change and Continuity in the Socio-Cultural History of India.

3. Characteristics of Indian culture, Unity in diversity – Race, language, custom.

4. India as a Secular State, Social Harmony.

Unit 5- Indian Polity

1. Constitution of India - Preamble to the Constitution - Salient features of the Constitution - Union, State and Union Territory.

2. Citizenship, Fundamental rights, Fundamental duties, Directive Principles of State Policy.

3. Union Executive, Union legislature – State Executive, State Legislature – Local Governments, Panchayat Raj.

4. Spirit of Federalism: Centre - State Relationships.

5. Election - Judiciary in India – Rule of law.

6. Corruption in public life – Anti-corruption measures – Lokpal and LokAyukta - Right to Information - Empowerment of women - Consumer protection forums, Human rights charter.

Unit 6- Indian Economy

1. Nature of Indian economy – Five-year plan models - an assessment – Planning Commission and Niti Ayog.

2. Sources of revenue – Reserve Bank of India – Fiscal Policy and Monetary Policy- Finance Commission – Resource sharing between Union and State Governments - Goods and Services Tax.

3. Structure of Indian Economy and Employment Generation, Land reforms and Agriculture - Application of Science and Technology in Agriculture - Industrial growth - Rural Welfare Oriented Programmes – Social problems – Population, Education, Health, Employment, Poverty.

Unit 7- Indian National Movement

1. National Renaissance – Early uprising against British rule - Indian National Congress - Emergence of leaders – B.R.Ambedkar, Bhagat Singh, Bharathiar, V.O.Chidambaranar, Jawaharlal Nehru, Kamarajar, Mahatma Gandhi, Maulana Abul Kalam Azad, Thanthai Periyar, Rajaji, Subash Chandra Bose, Rabindranath Tagore and others.

2. Different modes of Agitation: Growth of Satyagraha and Militant Movements.

3. Communalism and partition.

Unit 8: History, Culture, Heritage and Socio-Political Movements in Tamil Nadu

1. History of Tamil Society, related Archaeological discoveries, Tamil Literature from Sangam age till contemporary times.

2. Thirukkural : 

1. Significance as a Secular literature
2. Relevance to Everyday Life
3. Impact of Thirukkural on Humanity
4. Thirukkural and Universal Values - Equality, Humanism, etc
5. Relevance to Socio - Politico - Economic affairs
6. Philosophical content in Thirukkural
7. Role of Tamil Nadu in freedom struggle - Early agitations against British Rule - Role of women in freedom struggle.

3. Evolution of 19th and 20th Century Socio-Political movements in Tamil Nadu - Justice Party, Growth of Rationalism - Self Respect Movement, Dravidian

4. Movement and Principles underlying both these movements, Contributions of Thanthai Periyar and Perarignar Anna.

Unit 9: Development Administration in Tamil Nadu

1. Human Development Indicators in Tamil Nadu and a comparative assessment across the Country – Impact of Social Reform movements in the Socio-Economic Development of Tamil Nadu.

2. Political parties and Welfare schemes for various sections of people – Rationale behind Reservation Policy and access to Social Resources - Economic trends in Tamil Nadu – Role and impact of social welfare schemes in the Socio-Economic Development of Tamil Nadu.

3. Social Justice and Social Harmony as the Cornerstones of Socio-Economic development.

4. Education and Health systems in Tamil Nadu.

5. Geography of Tamil Nadu and its impact on Economic growth.

6. Achievements of Tamil Nadu in various fields.

7.  E-governance in Tamil Nadu.

Unit 10 Aptitude & Mental Ability

1. Simplification- Percentage, Highest Common Factor (HCF), Lowest Common Multiple (LCM).

2. Ratio and Proportion.

3.. Simple Interest - Compound Interest - Area - Volume - Time and Work.

4. Logical Reasoning – Puzzles, Dice, Visual Reasoning, Alphanumeric Reasoning, Number Series.

TNPSC Group 1 Mains Syllabus 2025

The Main exam is divided into 4 papers, and the total time allotted to solve each paper is 3 hours. The Papers cover conceptual and descriptive questions. The detailed syllabus for the topics in each Paper is given in the following table.

The detailed subject-wise topics for all TNPSC Group 1 mains papers and prelims syllabus are bundled in a PDF which was released by the officials is given below.

TNPSC Group 1 Syllabus PDF (Prelims + Mains)- Click to Download

TNPSC Group 1 Cut Off (Previous Year) - Click to Check