Bihar Public Service Commission has released the Answer Key on the official website for the recruitment of Assistant Environmental Scientist (BPSC AES) posts. The exam was conducted on 11 June 2026. The BPSC application process started on 27 August 2025, and candidates were able to submit their applications until 19 September 2025. Candidates can check their Answer Key using their Enrollment Number, Registration Number, or Date of Birth by logging into the portal. The direct link is provided below.
Table of Contents
BPSC AES Answer Key 2026 Overview
| Particular | Details |
|---|---|
| Organization | Bihar Public Service Commission (BPSC) |
| Post Name | Assistant Environmental Scientist (AES) |
| Total Vacancies | 17 Posts |
| Category | Answer Key |
| Exam Date | 11 June 2026 |
| Answer Key Status | Released |
| Recruitment Year | 2025 |
| Official Website | https://bpsc.bihar.gov.in |
Important Dates
| Event | Date |
|---|---|
| Online Application Start | 27 August 2025 |
| Last Date to Apply | 19 September 2025 |
| Last Date for Fee Payment | 19 September 2025 |
| Admit Card Release | 04 June 2026 |
| Written Examination | 11 June 2026 |
| Answer Key | Released |
| Result | To Be Announced |
BPSC AES Vacancy 2025
| Post Name | Vacancies |
|---|---|
| Assistant Environmental Scientist (AES) | 17 Posts |
Educational Qualification
| Post Name | Qualification |
|---|---|
| Assistant Environmental Scientist (AES) | Bachelor’s Degree in Chemistry, Life Science, Environmental Science, or Physics from a recognized University/Institution. |
Age Limit (As on 01 August 2025)
| Category | Age Limit |
|---|---|
| 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 | As per BPSC Recruitment Rules |
Application Fee
| Category | Fee |
|---|---|
| All Candidates | ₹100/- |
Payment Mode: Debit Card, Credit Card, Internet Banking, IMPS, Cash Card, Mobile Wallet.
Selection Process
The selection process consists of:
- Written Examination
- Interview
How to Download BPSC AES Answer Key 2026?
- Visit the official BPSC website.
- Open the Latest Notices or Answer Key section.
- Click on the Assistant Environmental Scientist (AES) Answer Key 2026 link.
- Download the Answer Key PDF for your respective subject.
- Compare your responses with the official answer key.
- Save the PDF for future reference.
How to Raise Objection
If candidates find any discrepancy in the provisional answer key, they can submit objections through the official BPSC procedure within the prescribed deadline. Only valid objections supported by documentary evidence will be considered before the final answer key is published.
Details Mentioned in the Answer Key
Candidates should verify:
- Question Paper Set
- Correct Answer Options
- Subject Name
- Exam Date
- Instructions for Raising Objections
Important Instructions
Candidates should carefully match their responses with the official answer key to estimate their expected score. The final result will be prepared based on the final answer key after considering valid objections received by the commission.
Important Links
| Download Answer Key | General Studies Physics Chemistry Life Science Environmental Science |
| Check Answer Key Notice | Click Here |
| Download Admit Card | Click Here |
| Check Admit Card Notice | Click Here |
| Check Exam Date Notice | Click Here |
FAQs
Q1. Has the BPSC AES Answer Key 2026 been released?
Ans. Yes, the BPSC AES Answer Key 2026 has been released.
Q2. When was the BPSC AES Examination conducted?
Ans. The written examination was held on 11 June 2026.
Q3. How many vacancies are available under BPSC AES Recruitment 2025?
Ans. A total of 17 Assistant Environmental Scientist (AES) posts have been announced.
Q4. How can I download the BPSC AES Answer Key 2026?
Ans. Candidates can download the answer key PDF from the official BPSC website under the Latest Notices/Answer Key section.
Q5. What is the selection process for BPSC AES Recruitment?
Ans. The selection process includes a Written Examination followed by an Interview.
Q6. What is the official website of BPSC?
Ans. The official website is https://bpsc.bihar.gov.in.