GATE 2021 Answer Key (All Papers) – Download Here

GATE 2021 Answer Key
GATE 2021 Login Admit Card Schedule Syllabus PSU Recruitment
Previous Year Qs Papers Mock Test Answer Key Response Sheet Result

GATE 2021 Answer Key

Get the GATE answer key 2021 for all 27 papers from here after exam. Just after the tests on 5, 6, 7, 12, 13, 14 Feb 2021, you will get unofficial answer keys. Thereafter you will get official answer key issued by IIT Bombay.

  • GATE 2021 answer key available just after exam are only for reference. But they are a good resource for analyzing exam performance.
  • For some papers, you can also download solutions (solved question step by step).
  • Since GATE is a CBT, question papers and answer keys both are published.
  • The official answer key of GATE 2021 is the one published by IIT Bombay. You can also challenge the official keys.
  • Result of GATE 2021 will be compiled on the basis of the final official GATE 2021 answer key.

Get here complete details and latest news on GATE 2021 answer keys including pdf download links, dates, how to challenge, and more.

Download Links for GATE 2021 Answer Keys

GATE 2021 PaperAnswer Keys
AECheck after exam
AGCheck after exam
ARCheck after exam
BMCheck after exam
BTCheck after exam
CECheck after exam
CHCheck after exam
CSCheck after exam
CYCheck after exam
ECCheck after exam
EECheck after exam
ESCheck after exam
EYCheck after exam
GGCheck after exam
INCheck after exam
MACheck after exam
MECheck after exam
MNCheck after exam
MTCheck after exam
PECheck after exam
PHCheck after exam
PICheck after exam
STCheck after exam
TFCheck after exam
XECheck after exam
XHCheck after exam
XLCheck after exam

Important dates regarding the GATE answer key

GATE 2021 Answer KeyImportant Dates
GATE 2021 exam5, 6, 7, 12, 13 and 14 Feb 2021
GATE Answer Key releases onTo be announced
Objection in answer key can be done fromTo be announced
Final answer key releases onTo be announced
Result of GATE 2021 releases on22 Mar 2021

Link for GATE 2021 Official Answer Key Download

Download GATE 2021 official answer key as per the schedule from

How to Use GATE 2021 Answer Key to Calculate Scores?

Candidates can check the information given below to evaluate the scores of GATE 2021

Step 1 – Click on the link given above on this page and download the answer key and question paper of the respective papers.

Step 2 – Now, match the answers as per the answer key.

Step 3 – Use the marking scheme given below to calculate the scores.

GATE 2021 Marking Scheme

If answer is correct

  • For 1 marks MCQ – add 1 marks
  • For 2 marks MCQ – add 2 marks
  • For 1 mark NAT – add 1 marks
  • For 2 mark NAT – add 2 marks

If the answer is wrong

  • For 1 mark MCQ – deduct 1/3 marks
  • For 2 marks MCQ – deduct 2/3 marks
  • There is no negative marking for the NAT and MSQ. So, no need to deduct marks.

Step 4 – Candidates are now going to get their estimated score of GATE.

Challenging GATE 2021 Answer Key

IIT Bombay allows the candidate to challenge the GATE 2021 answer key. It means candidates can challenge the provisional answer key if they are not satisfied with the answers indicated to any question. The objection is only considered valid if a document of proof and fee amount is submitted.

Document of proof – To submit the challenge candidates are required to upload supporting documents for the contest. In the document mention the section and the question number against which the document is being uploaded. It can be a formula, scanned image of any chapter, or example, etc. that helps in confirming that the answer option in the GATE 2021 answer key is incorrect.

Other important notes – It is important to ensure that the right section and question number are selected while challenging.

GATE 2021 challenge fee amount – As per the last year, the candidates need to pay the fee of Rs. 500 per question to raise the objection. If the challenge is accepted the fee charged is refunded.

How to challenge GATE 2021 answer key?

Candidates can follow the steps listed below to raise the objection against the answer key. 

Step 1 – Go to the GOAPS portal and enter enrollment id/email and password which was generated during the application process, as shown in the image below:.

GATE 2021 Answer Key Objection Login

Step 2 – Candidates need to then click on the “I accept the declaration” and further click on the “contest answer key” button

GATE 2021 Contest of Answer Key

Step 3 – After that, candidates need to fill a section and question number, justification for contest (the justification must be within 500 characters) and upload the supporting document.

Challenge GATE 2021 Answer Key

Step 4 – Submit your challenges by clicking on the submit button. The candidates then need to pay the applicable fee for the objection. 

GATE 2021 Exam Pattern and Marking Scheme – Important to calculate score!

This year there has been an addition of 2 new subject papers in the exam ES (Environmental Science and Engineering) and XH (Humanities and Social Sciences).

  • Mode of exam: GATE 2021 is a computer-based test
  • Type of questions: There are multiple-choice questions (MCQ), multiple-select questions (MSQ) and numerical answer type (NAT) questions.
  • Total No. of Questions: There are 60 questions in the test
  • Marking scheme: Refer to the table below to know the marking scheme.
Question TypeMarks for the correct answerMarks for incorrect answer
Multiple Choice Questions (MCQ)+1 or +2 marks-1/3 for 1 mark question-2/3 for 2 mark question
Multiple Select Questions (MSQ) and Numerical Answer Type (NAT)+1 or +2 marksNo Negative Marking

GATE 2021 Response Sheet

Before the release of the official answer key of GATE 2021, IIT Bombay releases GATE 2021 Response sheet. It is released individually for each candidate. Candidates can only download the GATE 2021 response sheet from GATE Online Application Processing System. The response sheet contains answers marked by the candidate, for each question in the exam. The candidates can use the response sheet along with the question paper and GATE 2021 answer key to calculate the scores.

How to download GATE 2021 response sheet?

  • Access the direct link given above on this page or go to the GOAPS website. 
  • Next, enter the enrollment number and password in the login window.
GATE 2021 GOAPS Login
  • The dashboard gets displayed on the screen. 
GATE 2021 Dashboard
  • Now, click on the ‘view response sheet’ button. The GATE 2021 response sheet appears on the screen. 

The response sheet of GATE 2021 shall look as shown below:

GATE 2021 Response Sheet

GATE 2021 Result

After the release of the final answer key, the result for GATE is announced. It is released at the GOAPS portal. To check the GATE 2021 Result, candidates need to enter their login credentials – enrollment ID and password. The candidates can download their GATE 2021 Result on the scheduled date. The scorecard of GATE remains valid for a period of 3 years from the date of declaration of the result i.e. GATE 2021 score can be used for admission and / or financial assistance in 2021, 2022, and 2023.

IIT GATE Answer Key – Archives

Check below the answer key of GATE from the previous years:

GATE 2020 Answer Key

SubjectFinal Answer KeyQuestion Paper
AE: Aerospace EngineeringDownload HereDownload Here
AG: Agriculture EngineeringDownload HereDownload Here
AR: Architecture and PlanningDownload HereDownload Here
BM: Biomedical EngineeringDownload HereDownload Here
BT: BiotechnologyDownload HereDownload Here
CE: Civil EngineeringDownload Here for Session 1Download Here for Session 2Download Here for Session 1Download Here for Session 2
CH: Chemical EngineeringDownload HereDownload Here
CS: Computer ScienceDownload HereDownload Here
CY: ChemistryDownload HereDownload Here
EC: Electronics and Communication EngineeringDownload HereDownload Here
EE: Electrical EngineeringDownload HereDownload Here
EY: Ecology and EvolutionDownload HereDownload Here
GG: Geology and GeophysicsDownload HereDownload Here
IN: Instrumentation EngineeringDownload HereDownload Here
MA: MathematicsDownload HereDownload Here
ME: Mechanical EngineeringDownload Here for Session 1Download Here for Session 2Download Here for Session 1Download Here for Session 2
MN: Mining EngineeringDownload HereDownload Here
MT: Metallurgical EngineeringDownload HereDownload Here
PE: Petroleum EngineeringDownload HereDownload Here
PH: PhysicsDownload HereDownload Here
PI: Product and Industrial EngineeringDownload HereDownload Here
ST: StatisticsDownload HereDownload Here
TF: Textile Engineering and Fiber ScienceDownload HereDownload Here
XEDownload HereDownload Here
XLDownload HereDownload Here

To Check Previous Year Question Papers with Answer Key, Click here

GATE 2021 Answer Key FAQs

Q. From where I can download the GATE 2021 answer key?
Ans. You can download the GATE 2021 answer key from GOAPS portal.

Q. GATE 2021 answer key is released in which format?
Ans. The answer keys for GATE is released in the PDF format.

Q. Can I challenge the final answer key of GATE 2021?
Ans. The final answer key cannot be challenged. The candidates can challenge the provisional answer keys only.

Q. When will the GATE 2021 result be declared?
Ans. On March 22, 2021.

Engineering Entrance Exam Application Tracker

Last Date Exam Registration
23-Jan-2021 JEE Main Apply Now!!
26-Feb-2021 LPUNEST Apply Now!!
15-Mar-2021 Manipal Entrance Apply Now!!
30-Mar-2021 VITEEE Apply Now!!
31-Mar-2021 SRMJEEE Apply Now!!
31-Mar-2021 UPESEAT Apply Now!!
31-Mar-2021 CUCET Apply Now!!
31-Mar-2021 KIITEE Apply Now!!
10-Apr-2021 HITSEEE Apply Now!!
14-Apr-2021 VTUEEE Apply Now!!
Apr-2021 AEEE Apply Now!!
Apr-2021 NIIT University Apply Now!!
Apr-2021 PESSAT Apply Now!!
Hi! I am Anwesha. I have been reporting on education and career since 2009. It is a pleasure to present latest authentic reports on academia 24x7x365.