Group IV Services
Entry-level government jobs in Tamil Nadu — Junior Assistant, Typist, Steno-Typist, and Bill Collector posts under the Combined Civil Services Examination (Group IV). One of the most sought-after examinations for 10th and 12th pass candidates seeking stable government employment.
Exam Pattern
TNPSC Group IV follows a single-paper objective-type examination with no interview stage.
- Single Paper — 200 Questions Objective type (multiple choice)
- Duration — 3 Hours Total time allotted for the examination
- Total Marks — 300 Written exam carries full weightage
- Standard — SSLC / 10th Level Questions based on 10th standard syllabus
- No Interview Selection based purely on written exam performance
Key Info
Essential eligibility criteria and important details for TNPSC Group IV aspirants.
- Educational Qualification 10th pass (SSLC) / 12th pass (HSC) depending on the post
- Age Limit — 18 to 32 Years Age relaxation applicable for reserved categories as per government norms
- Posts Covered Junior Assistant, Typist, Steno-Typist, Bill Collector
- Application Mode Online via tnpsc.gov.in
Science topics based on 10th standard level covering Physics, Chemistry, and Biology fundamentals.
- Units and Measurements
- Laws of Motion and Force
- Work, Energy, and Power
- Heat and Temperature
- Light — Reflection and Refraction
- Sound — Wave properties
- Electricity and Magnetism
- Nuclear Physics basics
- Elements, Compounds, and Mixtures
- Acids, Bases, and Salts
- Periodic Table — basics
- Chemical Reactions and Equations
- Carbon and its Compounds
- Metals and Non-metals
- Cell Biology — structure and function
- Human Body — organ systems
- Nutrition and Digestion
- Respiration and Circulation
- Reproduction in plants and animals
- Diseases and their prevention
- Genetics — basic concepts
- Environmental Science and Ecology
Comprehensive coverage of Indian and Tamil Nadu history from ancient times to the modern era, including cultural heritage and socio-political movements.
- Indus Valley Civilization
- Vedic Period and Epics
- Buddhism and Jainism
- Mauryan and Gupta Empires
- Sangam Age — Tamil Nadu
- Delhi Sultanate
- Mughal Empire
- Vijayanagara Empire
- Bhakti and Sufi Movements
- Nayaks and Maratha rule in Tamil Nadu
- Advent of Europeans — Portuguese, Dutch, French, British
- Indian National Movement and Freedom Struggle
- Role of Tamil Nadu in the independence movement
- Important leaders — Gandhi, Nehru, Subhash Chandra Bose, Bharathiar
- Post-independence India
- Art and Architecture of Tamil Nadu — Temples, Dance, Music
- Tamil Literature — Sangam, Thirukkural, Silappadikaram
- Social Reform Movements — Self-Respect Movement, Dravidian Movement
- Periyar E.V. Ramasamy and social justice
- UNESCO Heritage Sites in Tamil Nadu
Understanding the Indian Constitution, fundamental rights and duties, and the structure of government at all levels.
- Making of the Indian Constitution
- Salient features of the Constitution
- Preamble — meaning and significance
- Union and State territories
- Citizenship — provisions and amendments
- Fundamental Rights (Articles 12–35)
- Directive Principles of State Policy (Articles 36–51)
- Fundamental Duties (Article 51A)
- Writs — Habeas Corpus, Mandamus, Certiorari, Prohibition, Quo Warranto
- President, Prime Minister, and Council of Ministers
- Parliament — Lok Sabha and Rajya Sabha
- Governor, Chief Minister, and State Legislature
- Judiciary — Supreme Court, High Courts, Subordinate Courts
- Local Self Government — Panchayati Raj and Municipalities
- Election Commission and electoral process
Physical geography, climate, natural resources, population distribution, and district-level knowledge of Tamil Nadu.
- Major physiographic divisions of India — Himalayas, Plains, Plateaus, Coastal
- Rivers of India — Himalayan and Peninsular rivers
- Climate of India — Monsoons, Seasons, Rainfall distribution
- Soil types and their distribution
- Natural vegetation and wildlife
- Mineral resources — Iron, Coal, Manganese, Mica
- Energy resources — Conventional and Non-conventional
- Population — Growth, Distribution, Density
- Agriculture — Major crops, Irrigation, Green Revolution
- Industries — Major industrial regions
- 38 Districts of Tamil Nadu — location and features
- Major rivers — Cauvery, Vaigai, Tamiraparani, Palar
- Western and Eastern Ghats in Tamil Nadu
- Climate zones and rainfall patterns of Tamil Nadu
- Important lakes, dams, and irrigation projects
Basic economic concepts, planning in India, and the role of agriculture and industry in economic development.
- National Income — GDP, GNP, NNP concepts
- Five Year Plans and NITI Aayog
- Poverty and Unemployment — measures and schemes
- Money and Banking — RBI functions, monetary policy
- Inflation — types and control measures
- Budget — types and terminology
- Indian Agriculture — features, problems, and reforms
- Green Revolution and its impact
- Land reforms and cooperative farming
- Industrial development in India
- Small scale and cottage industries
- Public sector and privatization
- Foreign trade and Balance of Payments
Quantitative aptitude, logical reasoning, and mental ability topics that form a key scoring section in the TNPSC Group IV examination.
- Number Sense — Number system, Divisibility, Remainders
- HCF and LCM
- Simplification — BODMAS, Fractions, Decimals
- Percentage — Calculation and Applications
- Ratio and Proportion
- Profit and Loss
- Time and Work
- Time and Distance — Speed, Relative speed, Trains, Boats
- Area and Volume — 2D and 3D figures
- Logical Reasoning — Statements and Conclusions, Syllogisms
- Coding and Decoding
- Blood Relations
- Direction Sense Test
- Number Series and Letter Series
- Analogy and Classification
- Puzzles and Seating Arrangements
- Calendar and Clock problems