Bihar Public Service Commission (BPSC) has released the Final Answer Key for the Mineral Development Officer (MDO) Examination 2025 on its official website. The examination was conducted on 09–10 August 2025, and candidates who appeared can now download the BPSC MDO Final Answer Key 2025 PDF directly from the official website — bpsc.bihar.gov.in.
Candidates can check their answer key by entering their Enrollment Number, Registration Number, or Date of Birth on the portal. The direct download link is provided below for quick access.
Bihar Public Service Commission (BPSC)
BPSC Mineral Development Officer (MDO) Final Answer Key 2025
Official Website: bpsc.bihar.gov.in
Source: SarkariResult.com.cm
Important Dates
| Event | Date |
|---|---|
| Online Application Start | 23 May 2025 |
| Last Date to Apply Online | 16 June 2025 |
| Last Date for Fee Payment | 16 June 2025 |
| Exam Date | 09–10 August 2025 |
| Admit Card Released | 06 August 2025 |
| Provisional Answer Key | 27 August 2025 |
| Final Answer Key Released | 22 October 2025 |
| Result Date | To Be Announced |
Candidates are advised to confirm all details from the official BPSC website only.
Application Fee
| Category | Fee |
|---|---|
| General / OBC / EWS | ₹750/- |
| SC / ST / PH | ₹200/- |
| All Female Candidates of Bihar | ₹200/- |
Payment Mode:
Pay through Debit Card, Credit Card, Internet Banking, IMPS, Cash Card, or Mobile Wallet.
Age Limit (As on 01 August 2025)
| Category | Minimum Age | Maximum Age |
|---|---|---|
| Male (UR) | 21 Years | 37 Years |
| Female (UR, BC, EBC) | 21 Years | 40 Years |
| SC / ST (Male & Female) | 21 Years | 42 Years |
Age Relaxation: As per Bihar BPSC recruitment rules.
Total Vacancies – 15 Post
BPSC Mineral Development Officer (MDO) 2025 – Eligibility Criteria
| Post Name | Total Post | Educational Qualification |
|---|---|---|
| Mineral Development Officer (MDO) | 15 | A Second-Class M.Sc. in Geology or Applied Geology, or an M.Tech. in Geology, or a Degree in Mining Engineering from a recognized university or institute. |
BPSC MDO Exam Pattern 2025
| Paper | Subject | Marks | Duration |
|---|---|---|---|
| Paper 1 | General Knowledge | 100 | 2 Hours |
| Paper 2 | Mineral Policy & Related Acts, Rules & Regulations | 100 | 2 Hours |
| Paper 3 | Geology or Mining Engineering (as applicable) | 100 | 2 Hours |
Exam Type: Objective (MCQ-Based)
Total Marks: 300
Exam Mode: Offline
Negative Marking: No
How to Download BPSC MDO Final Answer Key 2025
Follow these simple steps to download your BPSC MDO Final Answer Key 2025 PDF:
- Visit the official BPSC website: bpsc.bihar.gov.in.
- On the homepage, go to the “Notice Board” or “Answer Key” section.
- Click on the link titled “Mineral Development Officer (MDO) Final Answer Key 2025.”
- The answer key PDF will open in a new tab.
- Download the file and compare your answers carefully.
- Save the PDF for future reference until the result is announced.
BPSC Mineral Development Officer (MDO) Selection Process 2025
The selection process for BPSC MDO Recruitment 2025 includes:
- Written Examination
- Interview
Final selection will be based on the candidate’s performance in both stages combined.
Some Useful Important Links
| Description | Link |
|---|---|
| Download Final Answer Key 2025 | Click Here |
| Download Answer Key (All Subjects) | Click Here |
| Check Answer Key Notice | Click Here |
| Download Admit Card | Click Here |
| Check Exam Date Notice | Click Here |
| Apply Online Link | Click Here |
| Download Official Notification | Click Here |
| Official Website (BPSC) | bpsc.bihar.gov.in |
BPSC Mineral Development Officer (MDO) 2025 – FAQs
Q1. When was the BPSC MDO Final Answer Key 2025 released?
The Final Answer Key was released on 22 October 2025 by the Bihar Public Service Commission (BPSC).
Q2. What was the exam date for BPSC MDO 2025?
The exam was conducted on 09 and 10 August 2025.
Q3. How can I download the BPSC MDO Final Answer Key 2025?
You can download it from the official BPSC website — bpsc.bihar.gov.in — under the Answer Key section.
Q4. What is the total number of posts for BPSC MDO Recruitment 2025?
There are 15 posts for the Mineral Development Officer position.
Q5. What is the selection process for BPSC MDO 2025?
The selection process consists of a Written Exam followed by an Interview.
Q6. What is the official website of BPSC?
https://bpsc.bihar.gov.in
