ISRO SAC Answer Key 2025: The Indian Space Research Organisation’s Space Applications Centre (ISRO SAC) has officially released the provisional answer key for the Computer Based Test (CBT) conducted on March 28, 2025, for multiple recruitment advertisements, including the posts of Light Vehicle Driver ‘A’ (LVD ‘A’), Technician ‘B’/Draughtsman ‘B’, and Scientist/Engineer ‘SC’.
Candidates who appeared for the examination can now check their individual responses, compare them with the provisional answer key, and submit objections (if any) using the official objection management portal. The objection window is available from April 17, 2025 (11:00 AM) to April 20, 2025 (11:00 AM).


Overview of the Recruitment Posts and CBT
The CBT was held for recruitment against the following posts:
Light Vehicle Driver ‘A’ (LVD ‘A’)
- Advertisement No.: SAC:01:2023
- Date of Notification: May 27, 2023
Technician ‘B’ / Draughtsman ‘B’
- Advertisement No.: SAC:03:2023
- Date of Notification: August 1, 2023
Scientist/Engineer ‘SC’
- Advertisement No.: SAC:04:2023
- Date of Notification: December 26, 2023
The examination was successfully conducted in online mode on March 28, 2025, and saw participation from thousands of eligible candidates across the country.
How to Check ISRO SAC Answer Key 2025
- Go to the official link
- Enter your Application Number.
- Enter your Password:
- If you’re logging in for the first time, use your Date of Birth in DDMMYYYY format
- You will then be asked to create a new password.
- Type the Captcha shown in the image.
- Click “Login”.
- After login, click on “View Answer Key / Response Sheet”.
- You can also click “Raise Objection” if any answer seems wrong (submit proof if required).
Also Read: AIIMS NORCET 8 Result 2025: Date, Expected Cut Off Marks
Provisional Answer Key & Objection Link Details
In continuation of the recruitment process, SAC has activated the Objection Management System to facilitate transparency and fair evaluation. Using this system, candidates can:
- Access their individual CBT responses
- Download the provisional answer key
- Raise objections with valid documentary proof
Candidates must log in to the official link using their User ID and Password provided during the CBT registration. The link to the objection management portal is: