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TNPSC AO, AHO, AAO Syllabus 2025 PDF Download and Exam Pattern: Here You can find the TNPSC AO, AHO, AAO Syllabus and Exam Pattern 2025 on this page is available for download in PDF format. Candidates download the Tamil Nadu Public Service Commission Assistant Director of Horticulture, Horticultural Officer, Agricultural Officer, Assistant Agricultural Officer, and Assistant Horticultural Officer Syllabus 2025 PDF by the link at the end of the page. Along with the TNPSC AO Syllabus we have also shared the TNPSC Exam Pattern on this page.
Check this complete page for more details for knowing the TNPSC AO, AHO, and AAO Selection Process. Above all, we have given the subject-wise topics for each subject that is mentioned in the TNPSC Exam Pattern. Download the Tamil Nadu PSC Assistant Director of Horticulture Syllabus, in order to score better marks in the exam.
TNPSC AO, AHO, AAO Syllabus 2025 – Overview
| TNPSC AO, AHO, AAO Syllabus & Exam Pattern 2025 | |
| Organization Name | Tamil Nadu Public Service Commission |
| Post Name | Assistant Director of Horticulture, Horticultural Officer, Agricultural Officer, Assistant Agricultural Officer, Assistant Horticultural Officer |
| Category | Syllabus |
| Selection Process | (I) Assistant Director of Horticulture, Horticultural Officer, Agricultural Officer
(II) Assistant Horticultural Officer, Assistant Agricultural Officer: Written Exam |
| Location | Tamil Nadu |
| Official Site | tnpsc.gov.in |
| ★★ You Can Also Check ★★ | |
|---|---|
| Tamil Nadu Govt Jobs | |
| TNPSC AO, AHO, AAO Previous Papers | |
TNPSC AO, AHO, AAO Selection Process
Tamil Nadu Public Service Commission will select the candidates for the positions of Assistant Director of Horticulture, Horticultural Officer, Agricultural Officer, Assistant Agricultural Officer, and Assistant Horticultural Officer by Written exam. Those who are seeking the applied job, prepare themselves with a mind to crack the written examination. Candidates who score the marks in the written exam will be selected for the job. And will be called for an Oral Test in the shape of an Interview. Try your level best to crack the exam and get the opportunity to experience the job. The decision of the commission team is final in selecting the candidates for the applied job.
TNPSC AO, AHO, AAO Exam Pattern 2025
The TNPSC AO, AHO, and AAO Exam Pattern is totally different for the posts mentioned.
Candidates who applied for the different posts can look at the below to knowing the TNPSC Exam Pattern. TNPSC Exam Pattern is of Objective Type and Agriculture and Horticulture Papers will be only in English and General Studies Paper will be made available in two languages namely English and Tamil. Aspirants check the pattern and the subjects below. Take the help of the applied post-exam pattern and then proceed with the preparation.
| S. No | Subject | No. of Question | Marks | Duration |
| Paper 1 | Agriculture | 200 | 300 | 3 Hour |
| Paper 2 | Part-A Tamil Eligibility Test | 100 | 150 | 3 Hour |
| Part-B General Studies & Aptitude & Mental Ability | 75+25 | 150 | ||
| Total | 300 | 500 | 6 Hour |
TNPSC AO, AHO, AAO Syllabus
TNPSC AAO Paper-1 :-
Concerned Subject (Agriculture) :
1. Agronomic Principles, Practices and Meteorology
2. Dry Farming and Agroforestry
3. Soils and Fertility Management
4. Horticultural Crop Cultivation Techniques
5. Breeding and Seed Production
6. Plant Protection Principles and Practices
7. Livestock, Poultry Management, Artificial Insemination, and Calf Rearing
8. Farm Machinery and Post-Harvest Technology
9. Energy and Environment
10. Commercial Agriculture
11. Agrl. Extension and Agrl. Economics
12. Computer Application
TNPSC AAO Paper-2 :-
Part-A Tamil Eligibility Test
Part-B General Studies and Aptitude & Mental Ability :-
Unit-I: General Science :-
1. Physics: Nature of Universe-General Scientific laws-Inventions and discoveries-National scientific laboratories-Mechanics and properties of matter-Physical quantities, standards and units-Force, motion and energy-Magnetism, electricity and electronics -Heat, light and sound.
2. Chemistry-Elements and Compounds-Acids, bases and salts-Fertilizers, pesticides, insecticides.
3. Botany-Main Concepts of life science-Classification of living organism-Nutrition and dietetics Respiration.
4. Zoology-Blood and blood circulation-Reproductive system-Environment, ecology, health and hygiene-Human diseases including communicable and non – communicable diseases – prevention and remedies-Animals, plants and human life.
Unit-II: Current Events :-
1. History-Latest diary of events-national – National symbols – Profile of States-Eminent persons & places in news-Sports & games-Books & authors – Awards & honors’-India and its neighbours
2. Political Science-1. Problems in conduct of public elections-2. Political parties and political system in India-3. Public awareness & General administration-4. Welfare oriented govt. schemes, their utility
3. Geography–Geographical landmarks
4. Economics– Current socio-economic problems
5. Science-Latest inventions on science & technology
Unit-III: Geography :-
Earth and Universe-Solar system-Monsoon, rainfall, weather & climate-Water resources — rivers in India-Soil, minerals & natural resources-Forest & wildlife-Agricultural pattern-Transport including surface transport & communication-Social geography – population-density and distribution-Natural calamities – Disaster Management.
Unit-IV: History And Culture Of India And Tamil Nadu :-
Indus valley civilization-Guptas, Delhi Sultans, Mughals and Marathas-Age of Vijayanagaram and the bahmanis-South Indian history-Culture and Heritage of Tamil people-India since independence Characteristics of Indian culture-Unity in diversity –race, colour, language, custom-India-as secular state-Growth of rationalist, Dravidian movement in TN-Political parties and populist schemes.
Unit-V: Indian Polity :-
Constitution of India–Preamble to the constitution- Salient features of constitution- Union, state and territory- Citizenship-rights amend duties- Fundamental rights- Fundamental duties- Human rights charter- Union legislature – Parliament- State executive- State Legislature – assembly- Local government – panchayat raj – Tamil Nadu- Judiciary in India – Rule of law/Due process of law Elections- Official language and Schedule-VIII- Corruption in public life- Anti-corruption measures – CVC, Lok-adalats, Ombudsman, CAG – Right to information- Empowerment of women- Consumer protection forms.
Unit-VI: Indian Economy :-
Unit-VII: Indian National Movement :-
National renaissance-Emergence of national leaders-Gandhi, Nehru, Tagore-Different modes of agitations-Role of Tamil Nadu in freedom struggle Rajaji, VOC, Periyar, Bharathiar & others.
Unit-VIII: Aptitude & Mental Ability Test (SSLC Standard) :-
Conversion of information to data – Collection, compilation and presentation of data – Tables, graphs, diagrams – Analytical interpretation of data – Simplification-Percentage – Highest Common Factor (HCF) – Lowest Common Multiple (LCM) – Ratio and Proportion – Simple interest – Compound interest – Area – Volume -Time and Work – Logical Reasoning – Puzzles – Dice –Visual Reasoning – Alpha numeric Reasoning – Number Series.
TNPSC AO, AHO, AAO Syllabus 2025 Download Link
| TNPSC AO, AHO, AAO Syllabus 2025 & Exam Pattern PDF – Important Link | |
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