The Odisha Staff Selection Commission (OSSC) has officially published the Combined Graduate Level (CGL) Syllabus 2025 for recruitment to various Group-B and Group-C posts. Candidates preparing for the OSSC CGL Examination can now access the updated syllabus and exam structure on the commission’s official website.
This guide provides a complete overview of the OSSC CGL 2025 syllabus, including the latest exam pattern, subject-wise topics, and preparation strategy to help candidates plan effectively. Understanding the revised syllabus is essential for setting clear study goals, identifying scoring areas, and improving time management for both Prelims and Mains stages.
OSSC CGL Exam Pattern
| Exam Name | Combined Graduate Level Recruitment Exam |
| Conducting Authority | Odisha Staff Selection Commission (OSSC) |
| Number of Vacancies | 586 |
| Selection Process | Preliminary Examination Mains Examination Certification Verification |
| No.of Questions | Prelims – 150 Mains – 200 |
| Duration | 2.5 Hours |
| Total Marks | 350 |
| Negative Marking | 0.25 marks |
| Official Website | ossc.gov.in |
OSSC CGL Syllabus
The syllabus is an important part of your exam preparation. It lists all the topics you need to study, helping you focus on what’s important. To do well in the OSSC CGL exam 2025, make sure you understand the syllabus fully. It covers both general subjects and specific topics related to the post. Use the syllabus to guide your studies and ensure you’re covering everything needed for the exam
OSSC CGL Prelims Syllabus
| Subject | Topics |
| Arithmetic & Data Interpretation | Simplification, Decimals, Data Interpretations, Fractions, HCF, LCM, Percentage, Ratio and Proportions, Profit and Loss, Average, Discount, Simple & Compound Interest, Mensuration, Time and Work, Time and Distance, Tables and Graphs |
| Logical Reasoning & Analytical Ability | Verbal and Non–Verbal Reasoning, Similarities, Differences, Space Visualizations, Problem-Solving, Analysis, Judgment, Decision Making, Visual Memory, Discrimination, Observations, Relationships, Concepts, Arithmetical Reasoning, Verbal and Figure Classification, Arithmetical Number Series |
| Current Events & General Awareness | Environment, Current Affairs, Indian History, Polity, Constitution, Sports, Art and Culture, Indian Geography, Economics, Everyday Science, Scientific Research, National/International Organizations |
| Computer & Internet Awareness | Computer Fundamentals, Object-Oriented Designing, MS Windows, Office Software (MS Word, MS Excel, MS Access, PowerPoint), Uses of Internet and Services on Internet, Basic Networking Concepts, Communication Technology, Proposing and Creating Architecture and Re-Usable Libraries in .NET, JavaScript, Networking with LAN/WAN, Manageable Switch/Router & Wireless LAN with Network Security, Firewall & Antivirus, Operating System – DOS, MS SQL Server, Web Server, Windows Series, Internet Technologies, Grid Computing, Distributed OS, Image Processing, Digital Signal Processing, VLSI, Embedded System |
| Odisha Geography, Heritage & Culture | Coastal Region, Central Region, Rivers, Flora and Fauna, Ancient History, Cultural Diversity, Art and Crafts, Festivals, Linguistic Diversity |
OSSC CGL Mains Syllabus
| Paper | Language/Subject | Topics |
| Paper I (Language) | English Language | Sentence Arrangement Error Correction (Phrase in Bold) Fill in the Blanks Prepositions Homonyms Synonyms Direct and Indirect Speech Word Formation Sentence Completion Sentence Improvement Active and Passive Voice Transformation Spotting Errors Error Correction (Underlined Part) Spelling Test Passage Completion Antonyms Topic Rearrangement of Passage Joining Sentences Idioms and Phrases Substitution Theme Detection Data Interpretation Spelling Test |
| Paper I (Language) | Odia Language | Interrogation, Complex, Affirmative, Negative, Exclamatory, Simple, Compound Voice Transformation of Words (Nouns to Adjective and Adjective to Nouns) Antonyms and Synonyms Correction of Common Errors in Words Idioms and Phrases Punctuation Marks Grammar Sandhi Samasa Taddhita and Krudrata Essay Writing (within 250 words) Letter Writing (Personal, Application, Business/Official) Translation (English to Odia, ~100 words) Comprehension of an Unseen Passage |
| Paper 2 (General Studies) | General Studies | ndian Constitution Indian Economy Indian and World Geography History of India History of Odisha General Issues of Environment/Climate Change |
OSSC CGL Exam Pattern
The OSSC CGL Exam 2025 assesses candidates through two stages — Prelims and Mains. Knowing the structure, marks distribution, and subject focus is crucial for an effective study plan. Below is the updated exam pattern and practical tips to guide your preparation.
Exam Pattern Summary
Prelims
- Number of Subjects: 6
- Total Marks: 150
- Key Sections:
- Arithmetic Ability
- Data Interpretation
- Logical & Analytical Reasoning
- Current Affairs (National & International)
- Computer / Internet Awareness
- Odisha: Geography, Heritage & Culture
Mains
- Number of Subjects: 2
- Total Marks: 200
- Key Sections (sample focus areas):
- English Language & Comprehension
- Odia Language proficiency
- General Studies & General Knowledge
- Arithmetic & Quantitative Ability
- Computer Awareness
- Data Interpretation & Reasoning
Each section contributes to the final score and evaluates both subject knowledge and analytical skill—essential for administrative and clerical responsibilities.
OSSC CGL Prelims Exam Pattern
| Subjects/Sections | No. of Questions | Marks | Duration |
| Arithmetic Data Interpretation (Chart, Graph, Table, Data Sufficiency etc.) Logical Reasoning and Analytical Ability, General Mental Ability Current Events of National and International Importance Computer / Internet Awareness Odisha Geography, Odisha Heritage and Culture | 150 | 150 | 150 Minutes |
OSSC CGL Mains Exam Pattern
| Paper | Subjects | Marks | Duration |
| Paper I | Language (English and Odia), General Studies | 100 | 2.5 Hours |
| Paper II | General Knowledge, Arithmetic Ability, Computer Awareness, Data Interpretation, and Reasoning | 100 | 2.5 Hours |
| Total | 200 |
Quick Tips
- Download the official syllabus/PDF from OSSC and cross-check topics.
- Create a revision calendar splitting Prelims and Mains topics.
- Focus on Odisha-specific history and geography—these can be decisive.
Short FAQs
Q: How many marks is Prelims worth? — 150 marks.
Q: How many marks is Mains worth? — 200 marks.
Q: Are language papers compulsory? — Yes, Odia/English language competency is tested.