Assam Public Service Commission (APSC) has officially released the Provisional Answer Key on 07 September 2026 for the Forest Ranger (Assam Forest Service) recruitment examination (Advt No. 22/2025) for the optional papers of Civil Engineering, Mechanical Engineering, and Chemical Engineering held on 06 September 2026. Candidates who appeared in the OMR-based written screening test can download the subject-wise answer key PDF (Series A, B, C, D) and submit online objections by logging in with their Roll Number, Date of Birth, and Registered Mobile Number. Direct download links and objection steps are given below.
Important Dates
| Notification Released | 16 June 2025 |
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| Written Exam Period | 30 August to 13 September 2026 |
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| Civil / Mech / Chemical Exam Date | 06 September 2026 |
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| Provisional Answer Key Release | 07 September 2026 |
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| Objection Window | Open Now |
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| Final Answer Key & Result | To Be Announced |
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Exam Overview
| Conducting Body | Assam Public Service Commission (APSC) |
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| Department | Environment & Forests Dept., Assam |
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| Post Name | Forest Ranger (Assam Forest Service) |
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| Advt No. | 22/2025 (dated 16.06.2025) |
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| Total Vacancies | 50 Posts |
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| Exam Mode | Offline OMR-Based Objective (MCQ) |
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Optional Papers Exam Schedule
| Civil Engineering | 06 September 2026 (Morning Session) |
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| Mechanical Engineering | 06 September 2026 (Afternoon Session) |
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| Chemical Engineering | 06 September 2026 (Afternoon Session) |
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| Question Booklet Series | Series A, B, C and D |
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Online Objection Credentials
- Select Advt. No.: 22/2025
- Select Post Name / Optional Subject
- Roll Number
- Date of Birth (DD-MM-YYYY)
- Registered Mobile Number & Security Captcha
APSC Forest Ranger 2026: Subject-wise Answer Key & Paper Details
| Optional Subject Paper | Exam Date & Shift | Booklet Series | Answer Key Status |
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| Civil Engineering | 06 September 2026 (Morning) | Series A, B, C, D | Available (PDF) |
| Mechanical Engineering | 06 September 2026 (Afternoon) | Series A, B, C, D | Available (PDF) |
| Chemical Engineering | 06 September 2026 (Afternoon) | Series A, B, C, D | Available (PDF) |
How to Download Answer Key & Raise Online Objections
- Visit the official portal of APSC: apsc.nic.in.
- Go to the “Answer Key” section on the homepage and click on “Provisional Answer Key for Screening Test (OMR based) for Forest Ranger (Advt No. 22/2025)”.
- Click on your respective optional subject link (Civil, Mechanical, or Chemical Engineering) to download the Answer Key PDF.
- Match your answers with the respective question booklet series (Series A, B, C, or D).
- To File Online Objections: Click on the “Online Objection Link” on the portal.
- Select Advertisement No. 22/2025, choose your Post & Optional Subject, and enter your Roll Number, Date of Birth, and Mobile Number.
- Select the Question Number and Booklet Series you wish to challenge.
- Enter your proposed answer with proper justification and upload authentic supporting reference documents (in PDF format).
- Submit the objection form and download the acknowledgement receipt for your records.
- Note: Objections sent through post, email, or by hand will not be accepted.
Important Links
Before Checking Answer Key
Please verify the official website, objection window, fee rules, and question paper details before submitting any challenge.
Always confirm dates and fees on the official website before you apply.
