OSSSC CRE Syllabus 2025 Prelims and Mains Exam Pattern For RI, AMIN, & ARI Posts

To crack the OSSSC CRE Exam 2025, candidates must have a clear understanding of the latest RI Mains syllabus and exam pattern released by the Odisha Sub-ordinate Staff Selection Commission (OSSSC). According to the official notification, the Preliminary Examination for RI, ICDS Supervisor, ARI, Amin, and SFS posts under CRE-2023(IV) will be conducted in CBRE mode starting 8th October 2025, and may continue up to the 3rd week of November 2025 across all districts of Odisha.

A detailed OSSSC CRE Syllabus 2025 not only helps in structured preparation but also enables candidates to identify their weak areas and refine their exam strategy. Since the exam will be conducted in multiple shifts with various question sets, OSSSC will adopt the Normalization Methodology to ensure fairness in the evaluation process.

OSSSC CRE Syllabus 2025

The OSSSC CRE Syllabus 2025 is now available on the official website osssc.gov.in. The OSSSC CRE exam will be held for 100 marks, covering the following five subjects:

1. Mathematics

2. General Studies

3. English

4. Odia

5. Logical Reasoning

Candidates applying for positions like Revenue Inspector (RI), Assistant Revenue Inspector (ARI), AMIN, or Statistical Field Surveyor (SFS) should ensure they have a clear understanding of the subject-wise topics in the OSSSC CRE Syllabus 2025 to prepare effectively for both the Prelims and Mains stages.

OSSSC RI, ARI, Amin Syllabus 2025

The OSSSC Revenue Inspector exam is a state-level test conducted in three stages:

1. Prelims
2. Mains
3. Practical Skill Test

Candidates must qualify in all stages to be selected for positions like RI, Amin, SFS, and Assistant RI. Proper understanding of the OSSSC RI, ARI, Amin Syllabus 2025 is crucial for cracking each stage of the exam.

OSSSC CRE Detailed Syllabus for ARI, RI, AMIN, and SFS posts

The detailed OSSSC CRE Syllabus 2025 is given in the below article. All the important topics are given. Candidates must cover all the topics properly.

General Knowledge

1. National Dance
2. Science and innovations
3. Famous Places in India
4. World organization
5. New inventions
6. National and International current affairs
7. Books and Authors
8. Countries and Capitals
9. Important Dates
10. Music & Literature
11. About India and its neighboring countries
12. Economic problems in India
13. Indian Culture
14. Scientific observations
15. Political Science
16. Geography of India

Computer

1. WINDOWS OS: Create, Rename, Copy/ Cut/ Paste, Delete.
2. MS Word: Paragraph in MS Word using tools like Editing and formatting text and paragraph Page and Paragraph Setup.
3. MS PowerPoint: PowerPoint presentation with 2/3 slides using tools like Editing and formatting slides.
4. MS Excel: Create a spreadsheet related to some of the tools given below: Formatting cells data and & Functions, and Printouts of the documents attached to the answer sheet.

English

1. Idioms and Phrases
2. Synonyms & Antonyms
3. Spelling Test
4. Fill in the blanks
5. Passage Completion
6. Spotting Errors
7. Sentence Improvement
8. Prepositions
9. Joining Sentences
10. Substitution
11. Para Completion
12. Sentence
13. Voice
14. Completion
15. Sentence Arrangement
16. Substitution
17. Error Correction
18. Transformation

Arithmetic

1. Average
2. Percentage
3. Number Systems
4. Time & Work
5. Ratio and Proportion
6. Profit & Loss
7. Simple & Compound Interest
8. Time & Speed
9. Simplification
10. Permutation and Combination
11. Pipes and Cistern
12. Logarithm.
13. Problem On Ages
14. Data Interpretation, Bar Graph, Pictorial Graph, Pie Chart
15. Algebra
16. Trigonometry
17. Mensuration
18. Statistics and Probability
19. Partnership.

Odia

1. Letter Writing
2. Translation
3. Grammar
4. Composition
5. Essay Writing

OSSSC CRE IV Exam Pattern 2025

The OSSSC CRE Exam Pattern helps candidates understand the type of questions, marking scheme, difficulty level, and overall structure of the exam, making preparation more focused and effective.

1. There will be 100 questions in the question paper.
2. The total number of marks is 100.
3. The negative mark is 0.33 for each incorrect answer.
4. The time duration provided is 1.5 hours.

OSSSC CRE IV Mains Exam Pattern 2025

Candidates who qualify the OSSSC CRE Preliminary Exam 2025 will move on to the Mains Exam 2025. The OSSSC CRE Mains will consist of 180 questions for a total of 180 marks, with negative marking for incorrect answers.

• Total Questions: 180
• Total Marks: 180
• Negative Marking: Yes, a penalty for incorrect answers.
• Syllabus: The syllabus for Mains will remain the same as the Prelims, but the difficulty level will be higher.

Each question will have four answer choices. For every incorrect answer, one-third (0.33) of the marks assigned to that question will be deducted as a penalty.

Last Minute Preparation Tips For OSSC CRE Exam 2025

Candidates preparing for the OSSC CRE Exam can check the tips that improve their standards.

Revise the Syllabus Quickly

• Go through important topics from General Awareness, Arithmetic, English, and Odia.
• Revise basic formulas, grammar rules, and key facts instead of starting anything new.
• Solve at least 2–3 previous year papers in exam conditions.
• Attempt mock tests to improve speed and accuracy.
• Analyze mistakes immediately and avoid repeating them.

Strengthen Speed & Accuracy

• Practice short-cut tricks for arithmetic and reasoning.
• Avoid spending too much time on tough questions.
• Remember: accuracy matters more than attempting all questions.

Make Quick Notes Handy

• Keep a formula sheet, grammar notes, and important current affairs ready.
• Revise them in the final 1–2 hours before the exam.

Time Management Strategy

• Allocate time section-wise (e.g., 25–30 min for Arithmetic, 20 min for English, etc.).
• Do not get stuck—move to the next question if unsure.
• Reserve last 5–10 minutes for checking marked answers.

Focus on General Awareness & Current Affairs

• Revise last 6 months’ current affairs (state + national).
• Pay attention to Odisha-specific topics: geography, culture, and recent schemes.

Stay Calm & Exam-Ready

• Sleep well before the exam to keep your mind fresh.
• Carry all necessary documents (Admit Card, ID proof, etc.).
• Stay confident and avoid last-minute panic.