Bihar Public Service Commission (BPSC) MDO Answer Key 2025

Bihar Public Service Commission (BPSC) has released the official Answer Key for Mineral Development Officer (MDO) Examination 2025. The exam was conducted on 09-10 August 2025. Candidates can check and download the answer key by logging into the portal using Enrollment Number, Registration Number, or Date of Birth. Below are important dates, vacancy details, eligibility criteria, and official links for BPSC MDO recruitment 2025.

Important Dates

Event	Date
Online Apply Start Date	23 May 2025
Online Apply Last Date	16 June 2025
Last Date for Fee Payment	16 June 2025
Exam Date	09-10 August 2025
Admit Card Release	06 August 2025
Result Date	Will Be Updated Soon

Vacancy Details

Post Name	No. of Posts	Eligibility Criteria
Mineral Development Officer (MDO)	15 Posts	Refer Official BPSC Notification

Application Fee

• General / OBC / EWS: ₹ 750/-
• SC / ST / PH: ₹ 200/-
• Female Candidates (all categories) of Bihar: ₹ 200/-
• Payment Mode: Debit Card, Credit Card, Internet Banking, IMPS, Cash Card, Mobile Wallet.

Age Limit (As on 01 August 2025)

• Minimum Age: 21 Years
• Maximum Age: 37 Years (Male)
• Maximum Age: 40 Years (Female UR, BC/EBC-Male & Female)
• Maximum Age: 42 Years (SC/ST-Male & Female)
• Age relaxation as per BPSC rules.

Selection Process

• Written Examination
• Skill Test (If Applicable)
• Document Verification
• Merit List Preparation