OSSC Exam syllabus 2025

OSSC Exam Syllabus and Paper Pattern: The OSSC syllabus will be released on the official website and candidates can download it and start preparing for the exams. The syllabus is very important for an exam as it helps the candidates to understand the weightage of the different topics. Knowledge of the syllabus will help the candidates to prepare and perform well at the exams.

Check out the OSSC Exam 2025 pattern and syllabus for the different posts.

OSSC Combined Auditor Exam Pattern and Syllabus:

The exam is divided into 4 stages- Preliminary exams, Mains exam, Computer skill test, and Certificate verification. The candidates have to qualify for each test to move on to the next level. Candidates shortlisted for the mains exam are in the ratio of 1:12. Candidates applying for the Mains exam are 3 times the number of applicants. Candidates who qualify all 3 rounds of the exam will be eligible for the Certificate verification. The names of candidates who qualify for the Certificate verification will appear on the Merit List of the OSSC Combined Auditor Exam.

OSSC Prelims Exam Syllabus and Paper Pattern 2025

• The subject of the exam is General awareness.
• The total mark of the exam is 100.
• Each question carries 1 mark.
• 0,25 marks will be deducted for each wrong attempt.

OSSC Subject Wise Syllabus 2025

OSSC General Awareness

• History and Geography of India and Odisha

OSSC Science Syllabus

• Quantitative Aptitude
• Logical Reasoning
• Human Rights issues
• States, countries, and Constitution
• Current affairs and Politics of India
• Socio-Economic Policy Development
• Books and authors

OSSC Mains Syllabus and Paper Syllabus

• The total marks of the Mains exam are 250.
• The Papers  of the exam consist of:

Paper I- Mathematics and Reasoning

Paper-II- English, General knowledge and Computer Applications (Theory)

Paper III- Essay and Letters

• The total duration of the exam is 5 hours.
• The questions are both objective type and descriptive.
• Each correct answer carries 1 mark while 0.25 marks will be deducted for every wrong attempt.

OSSC Mains Subject Syllabus 2025

OSSC Mathematics Exam Syllabus

• Arithmetic
• Algebra
• Mensuration

OSSC Statistics and Probability Syllabus

• Reasoning
• Verbal and Non-verbal series
• Coding and Decoding
• Mirror image
• Cube and Dice
• Number ranking
• Analogy
• Problem on age
• Embedded figures

OSSC English language Syllabus

• Active voice
• Passive voice
• Unseen passages
• Articles
• Prepositions
• Nouns
• Rearrangement of sentences
• Unseen passages

OSSC General knowledge Exam Syllabus

• Indian Economy
• Dates and events
• Countries and Capitals
• Fundamentals of Computers

OSSC Science Exam Syllabus

• States, countries, Institutions
• Books and authors
• Current affairs and Politics of India

OSSC Computer Applications (Theory) Syllabus

• Internet
• Windows
• MS Office
• MS Access

English essay- 250 words, Letter writing-150 words

Odia essay- 250 words, Letter writing- 150 words

OSSC Junior Clerk Syllabus and Paper Pattern

The Junior Clerk Exam is divided into 3 stages- Preliminary, Mains exam and Computer skills. The Preliminary exam will consist of a Computer-based Test while the Mains exam will consist of a Written Test. Candidates who qualify for the Preliminary exams can appear for the Mains exam. Selected candidates have to take the Computer skill test. The final Merit list of the candidates will be displayed after all the stages of the exam.

 Stage I- Preliminary Exam Pattern and Syllabus

• The exam will be computer-based.
• The total mark of the Prelims exam is 100.
• The total time is 1 hour 30 minutes.
• For each correct answer, the candidate will get 1 mark, for each wrong attempt 0.25 marks will be deducted.

OSSC Junior Clerk Syllabus & Paper Pattern

OSSC General Awareness Exam Syllabus

• History and Geography of India and Odisha

OSSC Syllabus - Science 

• Quantitative Aptitude
• Logical Reasoning
• Human Rights issues
• States, countries, and Constitution
• Current affairs and Politics of India

OSSC Socio-Economic Policy Development Exam Syllabus

Books and authors

Stage II- Mains exam pattern and syllabus

The total number of marks on the exam is 200.

The duration of the exam is 2 hours.

The Papers of the exam are-

1. Paper I- English language test and Odia language test
2. Paper II- Mathematics and Basic Computer skills

For each correct answer, 1 mark will be awarded and for each wrong attempt, 0.25 marks will be deducted from the overall score.

OSSC First Paper Syllabus

English language Syllabus For OSSC First Paper

• Essay
• Letter
• Translation from Odia to English
• Unseen passage (Comprehension)
• Grammar- Active and Passive voice, Connectors, Types of Sentences, Phrases and Clauses, Determiners, Prepositions, Pronouns, Non-finite verb forms.

Odia language Syllabus For OSSC

• Essay
• Letter
• Translation from English to Odia
• Unseen passage(Comprehension)
• Transformation of sentences- Affirmative, Negative, Interrogative, Exclamatory, Simple, and Compound sentences.
• Antonyms and Synonyms
• Idioms and phrases
• Transformation of sentences from noun to adjective and vice versa
• Error correction in sentences

OSSC Second Paper Syllabus 2025

Mathematics Syllabus for OSSC Second Paper 

• Fractions and Decimals
• Statistics
• Partnership and Mixtures
• Time and Distance, time and work
• Ratio and Proportion
• Simple and Compound interest
• Profit, Loss, and Discount
• Taxes, rates, and Insurance

OSSC Basic Computer skills (Theory) Syllabus

• MS Windows
• MS Office
• MS Powerpoint
• MS Excel
• MS Access

Stage III- Basic Computer skill Test (typing) exam pattern and syllabus

OSSC Exam pattern

• The skill test is qualifying in nature.
• Candidates who qualify for the Mains exam will appear for the next level of exam.

OSSC Syllabus 2025

Windows- Operating system, basic operations on File/folder, use of Clipboard.

MS Word- Editing, formatting text and paragraph, page setup, inserting pictures, and Word Art.

MS Powerpoint- Powerpoint presentation, Editing, and formatting slides.

MS Excel- Formatting Cells and Data, Functions and Formulae.

MS Access- Creating and entering data into a database, Setting the Primary Key.

OSSC Inspector of Legal Metrology exam pattern and syllabus

OSSC Exam pattern

• The total marks of the OSSC Exam 2025 for Inspector are 200.
• The subjects include English language, Odia language, General studies, and Subject.
• The total marks for each subject are 25.
• The total time of the exam is 2 hours.

OSSC Exam Syllabus 2025

Subject- English

• Error correction
• Para completion
• Synonyms and Antonyms
• Idioms and phrases
• Passage completion
• Active and Passive voice
• Substitution
• Transformation
• Sentence improvement
• Spelling test
• Joining sentences

Subject- General studies

• General Science
• Political Science
• Indian economy
• Important persons and places in the news
• History
• Latest inventions
• Earth, geography, and solar system
• Current events
• Geographical landmarks

Subject- Odia language

• Vocabulary
• Grammar
• Comprehension
• Usage

Subjects- Civil Engineering

• Structural Analysis
• Building planning
• Soil mechanics
• Hydraulic structure
• Transportation Engineer 1 & 2
• Town planning
• Professional practice
• Subject- Computer Engineering
• Knowledge of C++
• Java and Javascript
• Firewall and Antivirus
• ASP.NET & ADO.NET
• MS SQL server
• Operating system- Docs
• Networking with LAN/WAN
• VLSI
• Embedded systems

Object-oriented designing

• Image processing & Digital signal processing
• Window services
• JSON
• Grid Computing- Distributed
• Electronics and Communication Engineering
• Materials Science
• Analog theory
• Analog and Digital theory
• Advanced Communication
• Advanced Electronics
• Electronic measurement and instrumentation
• Electromagnetics
• Computer organization and Architecture
• Mechanical Engineering
• Calculus
• Engineering materials
• Probability and Statistics
• Thermodynamics
• Tool Engineering 
• Operations Research
• Joining processes
• Numerical methods
• Turbomachinery
• The design of machine elements
• Physics
• Nuclear and Particle Physics
• Electromagnetic theory
• Quantum theory and its applications
• Atomic and Molecular Physics
• Mathematical methods
• OSSC Food Safety Officer Exam pattern and syllabus

OSSC Exam pattern 2025

The exam consists of 2 stages- Stage I and Stage II.

Stage I consists of the Mains exam and Stage II consists of the Computer Skill Test

OSSC Syllabus - Stage I

Paper- I

• General Studies
• Indian History
• General Science
• Indian Polity
• Human Rights issue
• Current events
• Major events in World History
• Economics
• Geography
• English
• Grammar
• Usage and Vocabulary
• Mathematics
• Algebra
• Geometry
• Statistics
• Trigonometry
• Statistics

Paper II

• Food safety and Act rule
• Chemistry
• Coordination compounds
• Main Group elements (S & P)
• Analytical Chemistry
• Mole concept and Stoichiometry
• Periodic table and Inorganic Chemistry

OSSC Exam Syllabus - Stage II

• Computer Applications
• Windows
• MS Office
• MS Access
• Internet systems

OSSC Field Assistant Exam Pattern and syllabus

Exam Pattern

• The total mark for the exam is 100.
• The duration of the exam is 2 hours.
• Each answer carries 1 mark. 0.25 marks are deducted for every wrong attempt.
• The subjects of the exam include- Computer fundamentals, Odia language, English language, General Studies, and Technical Paper.

OSSC Exam Syllabus

• General studies
• Indian History
• Indian Polity
• General Science
• Environmental issues

OSSC Socio-economic Policy Development

• Geography
• History of Odisha
• States, countries, and Institutions
• General English
• Vocabulary
• Grammar
• Odia language
• Grammar
• Vocabulary
• Computer fundamentals
• Windows
• MS Office
• MS Access
• Use of internet services

OSSC Primary Investigator Exam Pattern and Syllabus

Exam pattern

• The duration of the exam is 1 hour 30 minutes.
• The stages of the exam are the Written exam, Career, and Viva-voce.
• The total marks of the exam are 200.

OSSC Primary Investigator Syllabus

• General Studies
• Books and authors
• Famous places of India
• Important Dates
• World organization
• Economic problems of India
• Political Science
• National Dance
• New inventions
• Famous places in India
• Music and Literature
• Current affairs - National and International
• World organizations
• Scientific observations
• Indian Culture

OSSC Syllabus & Exam Pattern 2025

OSSC Exam Notification

OSSC Exam Date

OSSC Exam Syllabus & Paper Pattern

OSSC Exam Admit Card

OSSC Answer Sheet

OSSC Result