TNPSC AO, HO, ADA Syllabus 2024 {Out} All Updates & Exam Pattern PDF Download Direct Link @tnpsc.gov.in

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NOTE-For SCs, SC (A)s, STs, MBCs/DCs, BC (OBCMs), and BCMs, the minimum qualifying score is 153, while for others, it is 204 out of 510.

Read Also:- TNPSC Road Inspector Syllabus

TNPSC AO, HO, ADA Syllabus

TNPSC AO, HO, or ADA exam, it’s important to have a clear understanding of the syllabus. The TNPSC AO, HO, ADA syllabus covers a range of topics related to agriculture, horticulture, and agricultural engineering. Some of the key topics include soil science, plant breeding and genetics, crop production and management, irrigation and drainage systems, agricultural machinery and equipment, and post-harvest management. To prepare for the exam, it is recommended that you carefully review each topic in the syllabus and make sure you have a solid grasp of all the key concepts. Additionally, practicing previous years’ question papers can help you familiarize yourself with the exam pattern and gain confidence in your abilities. With hard work and dedication to your studies, you can be well-prepared for the TNPSC AO, HO, or ADA exam.

The TNPSC Assistant Director of Agriculture, TNPSC Agriculture Officer, and TNPSC Horticulture Officer syllabuses are provided below. Go through the beneath subtleties cautiously.

Paper I

Subject Paper: Agriculture (Degree Standard) – Code No.284

Unit- I: Importance Of Agriculture

Importance of Agriculture in Indian Economy and its sectoral relationship – Agricultural Development through five-year plans in India and Tamil Nadu – Growth pattern of crops in India and Tamil Nadu in terms of area, production, and productivity – Government Agricultural Policies – Agricultural development through NITI AYOG – import and export – the role of NSC, FCI and PDS.

Unit – II: FUNDAMENTALS OF CROP PRODUCTION

Factors of Production – Agricultural seasons of India and Tamil Nadu – Cropping patterns in India and Tamil Nadu – package of practices of different crops – Agro- Climatic zones of India and Tamil Nadu and their features – Weather and Climate – Weather forecasting – Climate change and its impact – Minimal tillage practices – Stress mitigating technologies including microorganisms – Nanoparticles and their applications.

Unit – III: Natural Resource Management

Soil – Soil structure – Factors influencing soil structure – Physical and Chemical properties – Effect of nutrient availability and plant growth – Problem soils and their management – Soil survey – its objectives and scope – Soil fertility and productivity – Dry farming – Rainfed agriculture – Conservation of soil and water – Watershed and waste land development. Land use pattern and planning – Size and distribution of holdings – types and systems of farming – Water resources development and management – Command area development – Ground water Development and Conjunctive use – Water use efficiency – Quality of irrigation water – Its effect in soil and crops – Management of poor quality water for crop growth.

Unit – IV: Crop Management & Allied Agricultural Activities

Cropping systems and integrated farming – Recycling of agricultural waste – Organic manures, green manures, bio fertilizers – Balanced usage – integrated nutrient management – Physiological disorders in crop plants and their management- Irrigation management of different crops Mushroom cultivation, bee keeping, silkworm rearing etc., Energy in Agricultural production – Sources – Solar, wind, animal, biomass and biogas – Mechanization in agriculture – Tractors & tillers – Agricultural implements and Machineries and their usage – livestock and poultry rearing.

Unit – V: Crop Improvement

Principles of breeding – Breeding methods in self , cross and vegetatively propagated crops – Modern tools in crop improvement – Heterosis breeding and Hybrid seed production technologies – Latest varieties of major crops in Tamil Nadu – Breeding for Climate resilience varieties – Variety release procedures -Application of bio technology in Agriculture – Tissue culture & its significance – Transgenic Plants. Plant Genetic Resources: Collection conservation and exchange-Crop varietal protection-PPV& FR authority and its role.

Unit – VI: Seed Science And Technology

Seeds – Importance of quality seeds in Agriculture – Nucleus, Breeder, foundation, certified and labelled seeds – Seed certification techniques and processing in Tamil Nadu – Seed testing – Seed testing laboratories-ISTA standards for seed testing- seed village concept Seed Act – Seed coating and priming technologies – Seed enhancement technologies.

Unit – VII: Crop Protection Principles And Practices

Importance of pest, disease, nematodes and weed management in agriculture – categories of pests, diseases, nematodes and weeds – pest and disease surveillance and forecasting weather on pest and disease incidence – Symptoms of damages and control measures of pest, disease and nematodes of major crops in Tamil Nadu – Integrated pest, disease and nematode management in crop production – Pesticides and their use in IPM – mode of action – Pattern – plant protection equipments and their use – Plant quarantine. Storage pests, disease and nematodes and their management. Importance of biological control in pest, disease and nematode management. Weeds – Major weeds and their control.

Unit – VIII: Farm Business And Finance Management

Farm business management – Principles of farm business management – Types and systems of farms-Classical Production Functions – Cost concepts – Management of resources – Farm Planning and budgeting – Investment analysis – Risk and uncertainties in Agriculture- Agricultural credit system in India – Multi credit delivery system – Role of nationalized banks, NABARD and Regional Rural Banks – Lead Bank Scheme – Service area approach – Scale of finance-Credit Worthiness-3 Rs,5Cs and 7Ps of credit- Crop Insurance – Kisan Credit Cards (KCC) – Agricultural Insurance Company.

Unit – IX: Agricultural Marketing And Market Intelligence
Marketing – Agricultural marketing – Market structure – Marketing Efficiency – Price Spread-Market Integration-Market Risk-Speculation and hedging – Market Institutions- Warehouses and rural godowns – Agmark-Cooperatives – Commodity Boards – Agribusiness management – Principles of Management-Entrepreneurship Development – Forms of Business organizations – Agricultural Price Policy – CACP-MSP – FRP- Procurement Price-Policies for agricultural development – Economic liberalization – WTO
and its impact on agricultural export – Importance of Agriculture in Indian economy – Land size and distribution of holdings and land use pattern in Tamil Nadu – Agriculture under Five-year Plans (FYPs) – Food Security – Public Distribution Systems (PDS) – Buffer Stock.

Unit – X: Agricultural Extension: Principles And Methods
Extension methods for transfer of technology – AV aids-Communication models – Use of ICT in transfer of technology-Diffusion and adoption- Pre and post independence rural development initiatives: key features, strength and weakness of individual programmes – Programme planning and evaluation methods- Rural sociology – key features of Indian rural system-value system-social change- rural migration. Role of women in Agriculture.

Subject Paper: Horticulture Paper – I (Degree Standard) – Code No.278

Unit – I: Fundamentals Of Horticulture
Scope and importance – State, National and Global scenario of horticultural crops – Area and production – Import and export – Nutritive value of horticultural crops – Horticultural zones of Tamil Nadu and India – National and regional agencies involved in promotion of horticultural Industry in India (NHB, APEDA and Commodity Boards) – Classification of horticultural crops – Factors limiting horticultural crop production – Role of season – Soil and climate requirements – Physical and chemical properties of soil – Climatic factors – Light, temperature, photoperiod, relative humidity, rainfall, altitude, microclimate – Kitchen gardening -Nutrition gardening – Truck gardening – Market gardening – Vegetable forcing – Protected and precision horticulture – Hydroponics, Aeroponics – Nutrient Film Technique – Horticulture therapy.

Unit – II: Growth And Development Of Horticultural Crops

Important phases of growth and development – Bearing habits – Classification of horticultural crops based on life cycle – Annual, biennial perennial (woody and herbaceous perennials) – Fruitfulness and unfruitfulness – External and internal factors associated with unfruitfulness – Physiology of flowering, fruit set, ripening and senescence – Fruitdrop – Causes and control measures – Plant growth regulators – Functions and role in horticultural crops – Bud dormancy – Dormancy breaking – Parthenocarpy – Parthenogenesis – Polyembryony – Stenospermocarpy – Vivipary- Apomixis.

Unit – III- Propagation Of Horticultural Crops
Methods of vegetative propagation – Identification of plus trees – Mother block, scion bank – Clonal nursery – Cutting – Layering – Grafting, budding types – Anatomical and physiological basis of grafting – Stock scion relationship, graft compatibility – Budwood selection and nursery certification – Propagation through specialized plant parts (bulbs, tubers, offsets, runners, suckers, slip, crown, rhizomes, corms

Unit – IV- Management Techniques For Horticultural Crops

Irrigation – Critical stages of water requirement – Effect of water stress on crop yield – Anti-transpirants – Management of irrigation water quality – Conventional and micro irrigation – Fertigation – Mulching – Sod culture – Weed management – Application growth regulators – Training and pruning principles and methods – Rejuvenation of senile and old orchards – Cropping systems – Cover cropping – Multitier cropping – Intercropping

Unit – V Production Technology Of Fruit Crops

Composition and uses, origin and distribution, species, season, climate and soil requirements, varieties and hybrids, propagation methods, planting systems and density, including high-density planting (HDP) and ultra-high-density planting (UHDP), spacing, water and nutrient management, weed management, canopy management, training and pruning, intercultural practices, off-season production, special horticultural techniques, use of plant growth regulators, maturity indices, harvest and yield, nutrient deficiencies

Unit – VI Production Technology Of Vegetable Crops

Varieties and hybrids, propagation methods, seed rate, sowing and nursery practices, containerized seedling production, season, planting methods, water, nutrient, and weed management, fertilization, training for vegetables, intercultural practices, maturity indices, harvest and yield, nutrient deficiencies and physiological disorder, and its corrective measures of important vegetable crops: Bhendi, legumes, tomatoes, brinjal, chili, and sweet pepper; Vegetables with a lot of boubou; Tuber crops like elephant footyam, colacassia, sweet potato, and tapioca Cucurbitaceous and cruciferous (Cabbage, Cauliflower, and Knolkhol) vegetables Root vegetables such as carrot, radish, beetroot, and turnip; leafy vegetables such as spinach, lettuce, palak, and amaranthus; perennial vegetables such as drumstick and coccinea; and protected cultivation of vegetable crops – Precision farming of important vegetable crops and seed production.

Unit – VII- Floriculture & Landscape Gardening

Uses, origin and distribution, area and production, climate and soil requirements, species and varieties, propagation, season, spacing and planting methods, irrigation, nutrient management, weed management, training and pruning, intercultural operations, special horticultural techniques, growth regulators, off-season production, maturity indices, harvest and yield, and management of important pests and diseases for important loose flower crops are all important aspects of the production of flower crops. Cut flowers include Jasmine, Rose, Tuberose, Chrysanthemum, Marigold, Nerium, and Crossandra. Cutfoliage and fillers also include Gerbera, Rose, Carnation, Anthurium, and Orchid. Principles of landscape design; gardening styles; gardening types, namely, Garden components, tree foliage, flowering and avenue trees, burlap, shrubs, flowering annuals, creepers, and climbers, cacti, and succulents, lawn, astroturf, types of grasses, layout, planting, and maintenance of lawn, hedge and edge plants, indoor plants, and interior scaping, garden ornaments, principles and styles of flower arrangements, and bonsai styles and culture are all included in Hindu, English, Mughal, Japanese, Persian, Italian

Unit – VIII- Production Technology Of Spices And Plantation Crops

Scope and significance of spices and plantation crops include their composition and uses, origin and distribution, area and production, climate and soil requirements, species and varieties, season, seed rate and propagation methods, spacing, high density planting, irrigation and nutrient management, weed and pest control, training and pruning, cropping systems, multitier cropping, cover cropping, inter cropping, growth regulators, mulching, shade and canopy regulation, maturity indices, harvest, yield, and important pest and disease management, as well as Black pepper, cardamom, turmeric, ginger, curry leaf, clove, nutmeg, cinnamon, coriander, fenugreek, cumin, tamarind, all spice, and vanilla are examples of major, seed, tree, herbal, and minor spices. Plantation crops include tea, coffee, rubber, cocoa, coconut, oil palm, cashew, palmyrah, and arecanut.

Unit – IX- Production Technology Of Medicinal And Aromatic Crops

Classification of medicinal and aromatic crops, constraints in medicinal plant cultivation, climate and soil, varieties, propagation, nursery practices, planting methods, crop systems, manures and fertilizers, irrigation, intercultural operations, harvest indices, harvest & yield, and management of important pests and diseases, production systems, contract farming, GAP, GCP, and GMP, organic production and certification, Classification and distillation methods of essential oils, secondary metabolite production, value addition, and organizational support for medicinal and aromatic crop promotion Senna, Periwinkle, Glory lily, Aswagandha, Medicinal coleus and Solanum, Sweet flag, Aloe, Isabgol, Phyllanthus, Stevia, and Opium poppy are all examples of these plants. Fragrant yields: Citronella, ocimum, davana, mint, geranium, patchouli, and eucalyptus are among the essential oils.

Unit – X- Post – Harvest Technology Of Horticultural Crops

Significance of post-reap dealing with in plant crops – Development files – Post-gather taking care of strategies – Washing – Reviewing – Waxing – Grades and guidelines – Techniques for pressing – Sorts of compartments and their benefits and weaknesses – Capacity – Standards and strategies for refrigerated and gas capacity – Capacity strategies – Pre-cooling – Controlled environmental capacity, Altered barometrical capacity – Low tension stockpiling and cold chain idea – Significance and extent of handling industry in India, general standards of products of the soil conservation like canning, lack of hydration, freezing, maturation – Utilization of chemicals(preservatives) and illumination – GMP – Foodsafety and quality control.

Subject Paper: Agriculture (PG Degree Standard) – Code No.285

Unit – I-  Crop Production Principles And Practices
Unit – II- Water And Weed Management Principles And Practices
Unit – III- Cropping Systems And Their Management
Unit – IV- Soil Management For Sustainable Agriculture
Unit – V- Seed Production-Principles, Practices, And Policies
Unit – VI- Principles And Practices In Crop Improvement And Crop Biotechnology
Unit – VII- Principles And Practices In Pest Management
Unit – VIII- Principles And Practices In Plant Disease Management
Unit – IX- Farming Sytems And Management
Unit – X- Transfer Of Technology

Note: We have provided all the headings in a unit-wise manner. To get more details about the Paper I – Agriculture (PG Degree Standard) Syllabus – Code No.285, check the notification provided below.

Paper-II

Part – A – Tamil Eligibility Test 

1. Purification
2. Countermeasures.
3. Detection of Mbaruntachmol.
4. Reformation (i) Eradication of Inheritance (ii) Legacy Disorders, Slippage
De-calcification/ De-calcification.
5. To know Tamil Moll as Angich Moll.
6. Knowing the meaning of the word error.
7. Orumaparuldarumpaimols.
8. Realization of Twarchmol.
9. Tavarchmollai Makaduttu / Vilanamamutu, Vilanamayachem,
Vilanayailayummapayar, madhazhilimmapayalara/ creation.
10. Grazing according to the alphabet.
11. Regulates and stabilizes breast tissue.
12. Diagnosing Bipolar Disorder.
(Eg) Accumulate-accumulate
13. Prevention of Incapacity.
14. Blindfolding as any sentence – Tanvilana, Biravilana,
Blinding shepherding and shepherding.
15. Writing of Meaningful Writings
16. Aluvlornthamols (Kalichmol)
17. Websites.
18. Identifying the leafy Tamil molkal for the Biramamazhi mollas
(Eg) Takaldubiscuit – Thankatti.
19. Urbmapayarkainmaruulavaezhutuga (eg) Thanjvur – Thanjle
20. Punctuation.
21. Tapachukasu, written (varan – coming).
22. Formation of new molluscs.
23. Mabarutmanagaimalamathal
(Dead, Present, Future).
24. Don’t stop asking questions.
25. High leaf mole
(Enatava, in Yemen, by God, so, it is wrong).
26. Select the inner mole in a suitable place within the aladap.
27. Irumaparuldaruga.
28. Kuril – change of mind, mental disorder.
29. Claim, Karaim – Eriya? Is it wrong?
30. Artifacts:- E.g. – Artificial Intelligence – Super Computer
31. Mabarutmanamaparulaitmadarivumeythal
32. Compounds of the stem (eg) grasses
33. Prohibition of eviction
34. Reconciliation (one-to-one)
35. Mole – Mabarul – Mabarutuga
36. Orulama-panlamapilaja
37. Periyanaviladalayat Datarnmatadu for questions from the passage.

Part – B – General Studies (Degree Standard) – Code No.003

Unit – I- General Science
Unit – II- Current Events
Unit – III- Geography Of India
Unit – IV- History And Culture Of India
Unit – V- Indian polity
Unit – VI- Indian Economy
Unit – VII- Indian National Movement
Unit – VIII- History, Culture, Heritage, and Socio-Political Movements in Tamil Nadu
Unit – IX- Development Administration in Tamil Nadu
Unit – X- Aptitude And Mental Ability

Can Check:- AP Village Agriculture Assistant Syllabus