BPSC ASO Pre Final Answer Key 2025 – Overview
The Bihar Public Service Commission has published the Pre Final Answer Key for the Assistant Section Officer (ASO) Recruitment Examination 2025 on its official website. The preliminary examination was conducted on 10 September 2025 for eligible candidates who completed the application process within the prescribed schedule.
Candidates can now review the final answer key to verify responses and assess their expected score. Access to the answer key and related documents is available through the official BPSC portals using login credentials such as Registration Number and Date of Birth.
BPSC Assistant Section Officer Examination 2025 – Snapshot
- Exam Name: Assistant Section Officer (ASO)
- Exam Stage: Preliminary Examination
- Answer Key Status: Final Answer Key Released
- Exam Conducted On: 10 September 2025
- Total Vacancies: 41 Posts
- Answer Key Mode: PDF (Set-wise)
Important Dates
| Event | Date |
|---|---|
| Online Application Start | 29 May 2025 |
| Last Date to Apply | 23 June 2025 |
| Fee Payment Deadline | 23 June 2025 |
| ASO Prelims Exam | 10 September 2025 |
| Admit Card Release | 04 September 2025 |
| Provisional Answer Key | 18 September 2025 |
| Final Answer Key | Available Now |
| Result Declaration | To be notified |
Application Fee Details
| Category | Fee |
|---|---|
| General / OBC / EWS | ₹600 |
| SC / ST / Bihar Female Candidates | ₹150 |
| PH Candidates | ₹200 |
Payment Mode: Online (Debit Card, Credit Card, Net Banking, IMPS, Wallet)
Age Limit (as on 01 August 2025)
- Minimum Age: 21 Years
- Maximum Age (Male): 37 Years
- Maximum Age (Female UR / BC / EBC): 40 Years
- Maximum Age (SC / ST): 42 Years
Age relaxation is applicable as per BPSC rules.
Vacancy & Eligibility Details
| Post Name | Total Posts | Eligibility |
|---|---|---|
| Assistant Section Officer (ASO) | 41 | Graduation from a recognized university completed on or before the application closing date |
Examination Pattern
Preliminary Examination
- Mode: Online / Offline
- Type: Objective (MCQ)
- Total Questions: 150
- Total Marks: 150
- Subjects: General Studies, Science & Mathematics, Mental Ability
- Duration: 2 Hours 15 Minutes
- Marking: +1 for each correct answer
- Language: Hindi & English
Mains Examination
- Paper I: General Hindi (100 Questions – 100 Marks, Hindi)
- Paper II: General Knowledge, GS, Science, Mathematics, Mental Ability (150 Questions – 150 Marks)
- Duration (Each Paper): 2 Hours 15 Minutes
How to Check & Download BPSC ASO Pre Final Answer Key
- Visit the official BPSC website.
- Navigate to the Notice Board / Answer Key section.
- Click on Assistant Section Officer (ASO) Prelims 2025 – Final Answer Key.
- Select your question booklet set (A/B/C/D).
- The answer key will open in PDF format.
- Download and save the PDF for reference.
- Match your responses and calculate the expected score as per the marking scheme.
Mode of Selection
- Preliminary Examination
- Mains Examination
Important Links
| Description | Link |
|---|---|
| Download Prelims Final Answer Key | Click Here |
| Download Provisional Answer Key | Click Here |
| Prelims Answer Key Objection Notice | Click Here |
| Download Admit Card / OMR Sheet Login | Click Here |
| Pre Exam Date Notice | Click Here |
| Official Notification | Click Here |
| BPSC Official Website | Click Here |
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