ISRO Scientist Engineer Answer Key 2026 Out for 175 Posts, Response Sheet PDF

The Indian Space Research Organisation (ISRO) has released the ISRO Scientist Engineer Answer Key 2026 on 12 November 2026. Candidates who have appeared for the CBT exam conducted on 29 October 2026 can now download the answer key to check the official answers for all the questions asked in the CBT exam.

Candidates can download the answer key PDF online only from the ISRO official website, www.isro.gov.in. To access the answer key PDF, candidates are required to provide their User ID and Password.

ISRO Scientist Engineer Answer Key 2026 Out

Using the ISRO Scientist Engineer Answer Key 2026, candidates can compare their marked answers with the correct ones to calculate their estimated scores. Calculating the tentative scores helps candidates to evaluate their performance in the exam and to predict their qualifying status before the release of the results.

Candidates can also raise objections if they find any answer incorrect in the provissional answer key by providing a valid proof and paying the required fee. 

ISRO Scientist Engineer Answer Key PDF 2026 Download Link

The Indian Space Research Organisation has activated the link to download the ISRO Scientist Engineer Answer Key PDF 2026 on 12 November 2026. Candidates can now download the answer key PDF from the official website www.isro.gov.in, or they can also use the direct link provided below.

ISRO Scientist Engineer Answer Key 2026 Link (Active)- Click to Download

How to Download ISRO Answer Key 2026?

Candidates can download their ISRO Scientist Engineer Answer Key and response sheet by visiting the official website. Follow these steps to download the answer key:

1. Visit the official ISRO website at www.isro.gov.in.
2. Open the Careers section on the homepage.
3. Find the recruitment notice for Advertisement No. ISRO:ICRB:03(EMC):2026.
4. Click on the Answer Keys & Objections to the Answer Keys link.
5. You will be redirected to the candidate login portal.
6. Enter the required login credentials, i.e., User ID and Password. Fill in the numbers as shown in the image.
7. Submit the details to access your answer key and response sheet.
8. Check the correct answers against your recorded responses.
9. Download and save the response sheet PDF for future reference.

Raise Objection Window

Along with the release of the provisional answer key, candidates are also provided an opportunity to raise an objection if they find any answer incorrect. The objection facility is available from 12 November 2026 (1:00 PM) to 15 November 2026 (1:00 PM). Candidates should submit their objections within this period, along with valid proof to justify their answer, at www.isro.gov.in.

Raise Objection Link (Active)- Click to Object

Steps to Raise Objections

1. Visit the official answer key and objection portal.
2. Log in using the required credentials.
3. Open the question paper and answer key.
4. Identify the question for which you want to raise an objection.
5. Select the relevant question and submit your challenge.
6. Provide the correct answer with supporting documents or references, wherever required by the portal.
7. Complete the objection submission process.
8. Save the confirmation or acknowledgement for future reference.