The GATE 2025 exam is very important for engineering students who want to join postgraduate programs or get jobs in government companies.

IISc Bangalore conducted the exam in February in different time slots. After the exam, students wait for the GATE 2025 answer key, which helps them check their answers and guess their scores before the final results come out.

This article provides complete details on the GATE 2025 answer key, including how to download it, calculate your score, and raise objections if needed.

How to Download the GATE 2025 Answer Key?

Follow these steps to download the official GATE 2025 answer key:

1. Go to the official website: https://gate.iisc.ac.in.

2. Click on the “GATE 2025 Answer Keys” on the homepage.

3. Choose your subject from the list.

4. Click the “Download” button to save the PDF file.

5. Compare your answers with the official key.

The answer key is available for all 29 subjects, including Mechanical Engineering (ME), Civil Engineering (CE), Computer Science (CS), Electrical Engineering (EE), and more.

How to Use the Answer Key?

You can use the answer key to estimate your score before the final results. Follow these steps:

1. Check the marking system:

• Correct answers (MCQ/ MSQ/ NAT): +1 or +2 marks (depending on the question).

• Wrong answers (MCQ only): Negative marking (-1/3 or -2/3 for 1-mark and 2-mark questions).

• No negative marking for MSQ and NAT questions.

2. Compare your answers with the official key and count:

• Total correct answers.
• Total incorrect answers (only for MCQs).

3. Calculate your score using this formula:

Final Score = (Total Marks for Correct Answers) – (Negative Marks for Incorrect Answers)

This will give you an idea of your expected score.

How to Challenge the Answer Key?

If you find an error in the answer key, you can challenge it by following these steps:

1. Visit https://gate.iisc.ac.in and log in.

2. Click on the “Raise Objection” option in the answer key section.

3. Select the question you want to challenge.

4. Upload valid proof to support your claim.

5. Pay the objection fee (about Rs. 500 per question).

6. Submit your challenge before the deadline.

The GATE committee will review all challenges and release the final answer key after verification.

Why is the Answer Key Important?

• Estimate Your Score: Helps predict your performance before results are announced.
• Ensures Transparency: Allows you to verify your answers.
• Raise Objections: You can challenge mistakes in the key.
• Plan Your Next Step: Helps in deciding your next move—higher studies, PSU jobs, or retaking the exam.

The GATE 2025 answer key helps students check their performance and challenge any mistakes. Download it on time and review it carefully. If you find any errors, submit your objections before the deadline. Keep an eye on official updates so you don’t miss anything important.

Frequently Asked Questions (FAQs)