TAMIL NADU POLICE SI 2025 Study Material PDFs Free Download

Tamil Nadu Police SI Syllabus 2025
Part I – Tamil Eligibility Test :
Grammar :
1. Grammar of letters: type and number of Tamil letters, letters
Birth, Initials & Genre, Pronouns & Genre, Sexuality, Language Initials, Finals, Ethnic Alphabets, Cursive Alphabets, Interrogative Alphabets, Hyphens.
2. Word Grammar: Noun & Categories, Verb & Categories,
Interjections, adjectives, epithets, contrasts, adjectives. Bisyllabic, Stratified, Monosyllabic Monolingual, Parsing, Parsing, Three Types of Languages, Case.
3. General Grammar: Slip, slip position; Smoothness, Quantitative Series, Quantitative Series, Question, Answer Types, Object & Categories,
4. Subject Grammar: Subjunctive, Subjunctive.
5. Yapu Grammar Yapu Elements, Classification, Pa Type (Venpa. Asiriyappa General Grammar).
6. Group Grammar: Figurative Group, Figurative Group, Deductive Group, Contrast
Team, following standard & types, Sublingual Team, Bilingual Team, Optimization Team, Insular Team, Programming Team.
7. Linguistics: vallinam mikum place, mika place, continuous grammar.
8. Split writing, writing together, writing antonyms, finding matching words, correcting errors, finding the Tamil equivalent of an English word.
Section – b
Literature :
1. Thirukkural, Tholkappiyam, Kambaramayanam, Ettuyya, Datupattu, Aimperungappiyam, Ainchirukapiyam, Aranunum, Bhakti literature. Filling news, quotes, nicknames, series related to short fiction, folk literature, new poetry, translated books.
Section – C
Tamil scholars and Tamil charity :
1. News and quotes related to Tamil Scholars, Tamil Antiquity, Tamil Culture, Tamil Prose, Tamil Charity, Community Charity.
Part-2: Part A (General Knowledge) :-
General Science :
1. Natural Products and Drugs
2. Nuclear Chemistry
3. Chemical Kinetics and Thermodynamics
4. Organic reaction mechanism and Stereochemistry
5. Organometallic compounds, Bioinorganic chemistry, and Polymers
6. Electrochemistry
7. Analytical Chemistry and Instrumental methods
8. Poisons and Pesticides
9. Quantum Chemistry
History :
1. Indian Culture
2. Early Structure of the British Raj
3. Origins of Modern Politics
4. Period of Mahajanapadas
5. Social and Cultural Developments
6. Indus Valley Civilization
7. Pre-history and Proto-history
8. Culture in the Mughal Empire
9. Aryans and Vedic Period
10. Megalithic Cultures
11. Early Medieval India
12. Post – Mauryan Period (Indo-Greeks, Sakas, Kushanas, Western Kshatrapas)
13. Regional States during Gupta Era
14. Indian Freedom Struggle
15. History of the World
Geography :
1. Geomorphology
2. Cartographic Techniques
3. Human Geography
4. Thematic Cartography
5. Climatology
6. Statistical Methods in Geography
7. Geography of India
8. Economic Geography
9. Environmental Geography
10. Field Work and Research Methodology
11. Regional Planning and Development
12. Remote Sensing and GIS
13. Political Geography
14. Hydrology and Oceanography
15. Social Geography
16. Evolution of Geographical Thought
Economics & Commerce : 
1. Agriculture
2. Major crops and crop pattern in India
3. Industrial Development
4. Major
5. Medium
6. Small Scale and Cottage Industries of Tamil Nadu Village and Rural Development in India. Housing,
7. Drinking water and other development schemes – price policy
8. inflation
9. population and unemployment problems
10. imports and exports Industrial development and five year planning.
Indian Polity : 
1. Indian Constitution
2. Salient Features
3. Citizenship
4. Elections
5. Parliament and State legislature
6. Executive
7. States
8. Judiciary system
9. Local Self-governments
10. Centre-State Relations
11. Language Policy and Foreign Policy.
Current Events : 
1. Latest development in Science and technology
2. political developments in India
3. new developments in Trade
4. Transport and communication
5. historical events
6. Fine Arts like dance
7. drama
8. films
9. painting
10. major literary works
11. Games and Sports
12. National
13. International awards
14. National and International organizations
15. Abbreviations
16. Who is Who
17. Books and Authors
18. General Technology
19. India and its Neighbors
20. present day India and other related topics
21. Arts
22. Literature
23. Culture of India and Tamil Nadu.
Part B :-
Logical and Numerical Analysis :
1. Non-Verbal Series
2. Blood Relations
3. Mirror Images
4. International Affairs
5. Directions
6. Simple Equations
7. Quadratic Equations
8. Indices and Surds
9. Mensuration
10. Percentages
11. Areas
12. Time and Distance
13. Problems on Trains
14. Odd Man Out
12. Numbers and Ages
13. Pipes and Cisterns
14. Time and Work Partnership
15. Ratio and Proportion
16. Clocks & Calendars
17. Arithmetical Reasoning
18. Embedded Figures
19. Coding-Decoding
20. Analogy
Mental Ability :
1. Mirror Images
2. Grouping Identical Figures
3. Figure Matrix Questions
4. Problem on Age Calculation
5. Decision Making
6. Inference
7. Analogy
8. NonVerbal Series
9. Test of Direction Sense
10. Number Series
11. Alphabet Series
12. Arguments
13. Ven Diagram
14. Blood Relations
15. Coding and Decoding
16. Number Ranking
17. Arithmetical Reasoning
Psychology :
1. Provisions of PSO and their application
2. The basic knowledge and day to day usage in the Police Station and in cases which are handled in the Courts
3. Knowledge of administrative rules and regulation
TN Police SI Exam Pattern 2025
Open Quota Examination :-
Medium of Exam : English & Tamil
Part I – Tamil Language Eligibility Test Pattern
Duration : 100 Minutes

Part – 2
Duration : 150 Minutes