GATE 2021 Answer Key

GATE 2022

GATE 2021 - GATE 2021, Admit Card, Login, Answer Key, Result, Response Sheet, Score Calculators, Rank Predictor, PSU Recruitment, Rank vs Marks vs Score

GATE 2021 Answer Key – The final official GATE answer key 2021 is out. Download here answer key PDF released by IIT Bombay for all 27 papers i.e. ME, XH, MT, CS, MA, BT, CH, TF, XE, XL, CE, IN, CY, PH, AR, BM, AE, MN, EE, GG, AG, EY, EC, PE, ES, ST, and PI. The final answer key has been published on March 17, 2021 at gate.iitb.ac.in. To download the GATE answer key pdf, simply click on link given below. Use the answer key and response sheet to calculate marks. Know how to download GATE 2021 answer key, how to use it, and more details here.

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Latest –
– IIT Bombay has released the list of refund for accepted challenges on answer Keys. Check here
– IIT Bombay has released the GATE 2021 final official answer key and question papers. Download from links below.

GATE 2021 Official Answer Key – Final

Paper Name	Question paper	FINAL Answer key
Paper Name	Question Paper	FINAL Answer Key
AE: Aerospace Engineering	View	View
AG: Agricultural Engineering	View	View
AR: Architecture and Planning	View	View
BM: Biomedical Engineering	View	View
BT: Biotechnology	View	View
CE: Civil Engineering	View (CE-1) View (CE-2)	View (CE-1) View (CE-2)
CH: Chemical Engineering	View	View
CS: Computer Science and Information Technology	View (CS-1) View (CS-2)	View (CS-1) View (CS-2)
CY: Chemistry	View	View
EC: Electronics and Communication Engineering	View	View
EE: Electrical Engineering	View	View
ES: Environmental Science and Engineering	View	View
EY: Ecology and Evolution	View	View
GG: Geology	View	View
GG: Geophysics	View	View
IN: Instrumentation Engineering	View	View
MA: Mathematics	View	View
ME: Mechanical Engineering	View (ME-1) View (ME-2)	View (ME-1) View (ME-2)
MN: Mining Engineering	View	View
MT: Metallurgical Engineering	View	View
PE: Petroleum Engineering	View	View
PH: Physics	View	View
PI: Production and Industrial Engineering	View	View
ST: Statistics	View	View
TF: Textile Engineering and Fibre Science	View	View
XE-A: Engineering Mathematics	View	View
XE-B: Fluid Mechanics	View	View
XE-C: Materials Science	View	View
XE-D: Solid Mechanics	View	View
XE-E: Thermodynamics	View	View
XE-F: Polymer Science and Engineering	View	View
XE-G: Food Technology	View	View
XE-H: Atmospheric and Oceanic Sciences	View	View
XH-C1: Humanities & Social Sciences – Economics	View	View
XH-C2: Humanities & Social Sciences – English	View	View
XH-C3: Humanities & Social Sciences – Linguistics	View	View
XH-C4: Humanities & Social Sciences – Philosophy	View	View
XH-C5: Humanities & Social Sciences – Psychology	View	View
XH-C6: Humanities & Social Sciences – Sociology	View	View
XL-P: Chemistry	View	View
XL-Q: Biochemistry	View	View
XL-R: Botany	View	View
XL-S: Microbiology	View	View
XL-T: Zoology	View	View
XL-U: Food Technology	View	View

Note:

Question papers and corresponding FINAL answer keys of GATE 2021 examination are now published on 17^th March 2021. After the “challenge/contest” round of the previously announced answer keys, subject experts from various IITs-IISc had reassessed the answer keys. The GATE 2021 committee has officially ratified the reassessed answer keys. The results of GATE 2021 will be announced by 22^nd March 2021, using these final answer keys. Candidates may use their response sheets and these FINAL answer keys to calculate their raw marks of GATE 2021 as per the marking scheme shown in the question paper.

GATE 2021 Official Answer Key – Preliminary

Paper Name	Question Paper	Answer Key
AE: Aerospace Engineering	View	View
AG: Agricultural Engineering	View	View
AR: Architecture and Planning	View	View
BM: Biomedical Engineering	View	View
BT: Biotechnology	View	View
CE: Civil Engineering	View (CE-1) View (CE-2)	View (CE-1) View (CE-2)
CH: Chemical Engineering	View	View
CS: Computer Science and Information Technology	View (CS-1) View (CS-2)	View (CS-1) View (CS-2)
CY: Chemistry	View	View
EC: Electronics and Communication Engineering	View	View
EE: Electrical Engineering	View	View
ES: Environmental Science and Engineering	View	View
EY: Ecology and Evolution	View	View
GG: Geology	View	View
GG: Geophysics	View	View
IN: Instrumentation Engineering	View	View
MA: Mathematics	View	View
ME: Mechanical Engineering	View (ME-1) View (ME-2)	View (ME-1) View (ME-2)
MN: Mining Engineering	View	View
MT: Metallurgical Engineering	View	View
PE: Petroleum Engineering	View	View
PH: Physics	View	View
PI: Production and Industrial Engineering	View	View
ST: Statistics	View	View
TF: Textile Engineering and Fibre Science	View	View
XE-A: Engineering Mathematics	View	View
XE-B: Fluid Mechanics	View	View
XE-C: Materials Science	View	View
XE-D: Solid Mechanics	View	View
XE-E: Thermodynamics	View	View
XE-F: Polymer Science and Engineering	View	View
XE-G: Food Technology	View	View
XE-H: Atmospheric and Oceanic Sciences	View	View
XH-C1: Humanities & Social Sciences – Economics	View	View
XH-C2: Humanities & Social Sciences – English	View	View
XH-C3: Humanities & Social Sciences – Linguistics	View	View
XH-C4: Humanities & Social Sciences – Philosophy	View	View
XH-C5: Humanities & Social Sciences – Psychology	View	View
XH-C6: Humanities & Social Sciences – Sociology	View	View
XL-P: Chemistry	View	View
XL-Q: Biochemistry	View	View
XL-R: Botany	View	View
XL-S: Microbiology	View	View
XL-T: Zoology	View	View
XL-U: Food Technology	View	View

Latest – GATE 2021 response sheet released! (Recommended: GATE 2021 Rank vs Marks vs Score)

GATE Answer Key 2021 – Subject Wise

The paper wise answer keys of GATE 2021 are as follows. With it, the analysis have also been published.

GATE 2021	Answer Key	Analysis
GATE 2021 Answer Key ME	Click Here	Click Here
GATE 2021 Answer Key XH	Click Here	–
GATE 2021 Answer Key MT	Click Here	–
GATE 2021 Answer Key CS	Click Here	Click Here
GATE 2021 Answer Key XE	Click Here	–
GATE 2021 Answer Key XL	Click Here	–
GATE 2021 Answer Key MA	Click Here	–
GATE 2021 Answer Key BT	Click Here	–
GATE 2021 Answer Key CH	Click Here	Click Here
GATE 2021 Answer Key TF	Click Here	–
GATE 2021 Answer Key EE	Click Here	Click Here
GATE 2021 Answer Key CE	Click Here	Click Here
GATE 2021 Answer Key IN	Click Here	Click Here
GATE 2021 Answer Key CY	Click Here	Click Here
GATE 2021 Answer Key PH	Click Here	–
GATE 2021 Answer Key GG	Click Here	Click Here
GATE 2021 Answer Key EC	Click Here	Click Here
GATE 2021 Answer Key AR	Click Here	–
GATE 2021 Answer Key BM	Click Here	–
GATE 2021 Answer Key AE	Click Here	–
GATE 2021 Answer Key MN	Click Here	–
GATE 2021 Answer Key AG	Click Here	–
GATE 2021 Answer Key EY	Click Here	–
GATE 2021 Answer Key PE	Click Here	–
GATE 2021 Answer Key ES	Click Here	–
GATE 2021 Answer Key ST	Click Here	–
GATE 2021 Answer Key PI	Click Here	–
GATE 2021 Answer Key XE	Click Here	–
GATE 2021 Answer Key XL	Click Here	–

GATE 2021 Official Answer Key Dates

IIT Bombay has published the official Graduate Aptitude Test in Engineering answer key and questions paper. Check the complete schedule below!

GATE 2021 Answer Key	Important Dates
GATE 2021 exam dates	5, 6, 7, 12, 13, 14 Feb 2021
Response sheet released on	18 Feb 2021
Official answer key of GATE 2021 will release by	26 Feb 2021
Start of GATE 2021 official answer key challenge window	02 Mar 2021
Last date to submit objections in answer key	04 Mar 2021
Final answer key releases on	Mar 2021
Result of GATE 2021 releases on	22 Mar 2021

How to Challenge GATE 2021 Answer Key?

Candidates can challenge the answer key of GATE 2021. Candidates can do so by following the steps below:

– GATE 2021 Answer Key Challenge Fee – Rs. 500, per challenge. –

Candidates can make the payment online, via debit card / credit card / net banking. The contest is only accepted if the full payment has been made.

Note: The challenge money is refunded of the challenge stands valid.

Step 1 – Access GOAPS by entering ‘enrollment id / e-mail address’ and ‘password’.

Step 2 – In the dashboard, there will be an option for “Contest Answer Key”, click on.

Before clicking this, candidates need to click on “I accept the declaration” as well.

Step 3 – After this, candidates have to enter:

Section and question number – here candidates need to enter section of the exam and the question number in which there is a flaw.
Justification for Contest – here candidates need to enter justification as why the GATE 2021 answer key is wrong.
Upload support document – this is an important part. Here, candidates have to upload a document which will support the justification above.

Do note that the justification for the contest can only be of 500 characters and not more than that.

Step 4 – Lastly, “View Contested Question” and click on the “Submit” button.

Candidates should note that while submitting the challenges, make sure to enter correct question number. To do so, enter correct section and the question number. If the section number and the challenge is not correct then the objection is nullified.

How to Use GATE 2021 Answer Key to Calculate Scores?

Candidates can use GATE 2021 answer key to cross-check answers and calculate raw score in GATE exam. Candidates can do both, by following the steps below.

Step 1: First of all, download GATE answer key 2021 for respective subject paper.

Step 2: Then, start matching answers given in the GATE 2021 solution key with what you marked in the exam.

Step 3: While cross-checking answers, add marks for every answer that matches and deduct marks for every answer that does not matches.

Make sure you add and deduct marks as per the marking scheme of the GATE 2021. It is given below for reference.

Step 4: Lastly, add marks for all the correct answers, add marks for all the incorrect answers, and then total correct marks from total incorrect marks. This is probable raw score in GATE 2021.

Candidates may use this formula to calculate GATE scores:

GATE 2021 Raw Score = Total marks for all correct answers – Total marks for all incorrect answers

Do note – via GATE 2021 answer key only raw marks (GATE marks out of 100) can be calculated. Determining GATE score is a complex process.

GATE 2021 Marking Scheme

The marking scheme of GATE 2021 for all 27 subject papers is as follows:

The following marking is applicable for all the subject paper.
*In MSQ more than 1 answer option can be correct. However, shall only be allocated if all correct answers are selected. There is no partial marking.

Question Type	Marks Per Qs.	Negative Marking
MCQ – Type 1	1 marks	1/3 marks
MCQ – Type 2	2 marks	2/3 marks
MSQ – Type 1	1 marks*	none
MSQ – Type 2	2 marks*	none
NAT – Type 1	1 marks	none
NAT – Type 2	2 marks	none

GATE 2021 marks distribution: All the papers of GATE are of 100 marks. The distribution of marks in the exam is as follows:

GATE Paper	GA Marks	Subject Paper Qs	Engg Maths Qs	Marks
AE, AR, AG, BT, CE, CH, CS, CY, EC, EE, ES, EY, IN, MA, ME, MN, MT, PE, PH, PI, TF, T and BM	15 marks	72 marks	13 marks	100 marks
GG (Part A + B)	15	25 + 60	–	100
XE (Sect A + Any 2)	15	15+ (2 x 35)	–	100
XH (Sect B1 + Any 1)	15	25 + (1 x 60)	–	100
XL (Sect P + Any 2)	15	25 + (2 x 30)	–	100

GATE 2021 Cut Off

After calculating marks from GATE 2021 answer key, candidates can use the GATE cut off to see if they will qualify the exam or not. The cut off for GATE in the previous year is as follows:

GATE last year’s cut off

Paper	General	OBC (NCL)	SC/ST/PwD
EE	33.4	30	22.2
ME	34	30.6	22.6
CE	32.9	29.6	21.9
EC	28.8	25.9	19.2
CS	28.5	25.6	19
CY	26.7	24	17.8
PE	39.8	35.8	26.5
CH	35.7	32.1	23.8
AE	27.2	24.4	18.1
BT	30.7	27.6	20.4
AG	26.3	23.6	17.5
TF	37.1	33.3	24.7
EY	42.2	37.9	28.1
AR	34.8	31,3	23.2
IN	34.6	31.1	23
GG	38.4	34.5	25.6
MN	32.7	29.4	21.8
MA	25	22.5	16.6
PH	37.2	33.4	24.8
MT	49.2	44.2	32.8
ST	25	22.5	16.6
PI	36.6	32.9	24.4
XL	31.7	28.5	21.1
XE	26	23.4	17.3

More GATE Previous Year Cut Off

GATE Subject	Gen (2019)	Gen (2018)	SC/ST/PwD (2019)	SC/ST/PwD (2018)
AE	34.4	34.4	22.9	22.9
AR	43.9	43.9	29.2	29.2
AG	25	25	16.6	16.6
CE	26.9	26.9	17.9	17.9
BT	27.9	27.9	18.5	18.5
CS	25	25	16.6	16.6
CH	37.8	37.8	25.1	25.1
EC	25	25	16.6	16.6
CY	25.4	25.4	16.9	16.9
EY	49.3	49.3	32.8	32.8
EE	23.1	23.1	19.4	19.4
IN	37.1	37.1	24.7	24.7
GG	32.4	32.4	21.5	21.5
ME	34.7	34.7	23.1	23.1
MA	29.4	29.4	19.5	19.5
MT	40.3	40.3	26.8	26.8
MN	45	45	30	30
PH	29	29	19.3	19.3
PE	39.8	39.8	26.5	26.5
TF	32.2	32.2	21.4	21.4
PI	32	32	21.3	21.3
XL	29.9	29.9	19.9	19.9
XE	31.5	31.5	21	21

Types of GATE 2021 Answer Keys

So basically, there are 2 types of answer key for GATE, which are:

Unofficial GATE answer key by coaching institutes
Official GATE answer key available at GATE Online Application Processing System

GATE 2021 Unofficial Answer Key: Various coaching institutes, teachers, subject experts, etc. releases unofficial answer key of GATE. Graduate Aptitude Test in Engineering is a computer based test. Hence, to release the answer key for it, coaching institutes take help from students. Aspirants who appear for the exam, tell what questions were asked to the coaching institutes and on the basis of it the answer key is provided. This types of GATE answer key 2021 is called as memory based answer key.

GATE 2021 Official Answer Key: The answer key of GATE by IIT Bombay is the official answer key. It is only released on the official website, gate.iitb.ac.in. IIT releases it as a pdf. In it, answers to all the questions asked in the exam is mentioned. IIT first releases provisional GATE answer key. It is the initial answer key and candidates can challenge it. As per the valid challenges, changes are made in the answer key and this is the final answer key. The result of GATE is prepared on the basis of final answer key.

How to Download the Official GATE 2021 Official Answer Key by IIT Bombay?

Download Here: Candidates can download the official answer key of GATE 2021 from the official website, appsgate.iitb.ac.in.

IIT B provided answer key along with GATE question paper. It is released as pdf and the candidates can check it by following the steps beloe.

Step 1 – Go to gate.iitb.ac.in and look for “GATE 2021 answer key and question paper link.

Step 2 – On clicking the link, a new page opens. In it, there is a table in which there is a column for ‘paper name’, ‘question paper’, and ‘answer key’.

Step 3 – Use ctrl+f to search your paper code and then download question paper and answer key of GATE 2021.

This is how candidates can download GATE 2021 solution key. However, candidates can skip all of these steps and simply download the answer key from this page as well.

GATE 2021 Response Sheet

Before releasing GATE 2012 answer key, IIT releases GATE 2021 Response sheet. Candidates can download their response sheet from GOAPS. To download it, candidates just need to enter enrollment id / e-mail address and password. The response sheet is released individually for each candidate.

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 answer key to calculate the scores.

How to download GATE 2021 response sheet? – The steps to download the response sheet of GATE 2021 is as follows:

First of all, access the GATE GOAPS. To do so, enter Enrollment Id / Email Address and Password.

Following the step above, GOAPS open and an option for “View Response” is given. Click on it.

On clicking the button, the GATE 2021 responses sheet opens. The response sheet is provided individually for each candidate.

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

Details Given in GATE 2021 Response Sheet

The following details are given in the response sheet of GATE 2021.

GATE full form.
GATE exam date.
Participant ID.
Participant name.
Test Center.
Test date.
Test time.
Subject
Question
Question ID.
Answer options.
Answer status.
Chosen option

GATE 2021 Question Paper

IIT Bombay releases GATE question paper separately for all 27 subject papers of the exam. The question papers are released with the answer key of GATE, at gate.iitb.ac.in. It is also released as pdf and the candidates can download it. Candidates can use the question paper of GATE with the answer key to evaluate performance in the exam.

GATE 2021 Result

GATE 2021 result is prepared on the basis of final GATE answer key. It is also announced in GOAPS and the candidates can download it as a scorecard. In the scorecard of GATE following details are given:

Name
Registration number
Examination paper
Marks out of 100
Qualifying marks
GATE score
All India rank
GATE scorecard validity date
Number of candidates appeared in the exam.
Photograph and signature of the candidate.

The result of GATE is only valid for 3 years. On the basis of GATE 2021 result, candidates get admission in IITs, NITs, CFTIs, etc. in PG engineering and technology courses. Apart from this, most of the Public Sector Undertaking (PSU) also consider GATE score for PSU recruitment.

About GATE 2021

GATE is one of the biggest M.Tech / M.Arch entrance exam. It is held at national level, by an IIT or IISc. This year IIT Bombay is holding GAT for 27 subject paper. The new addition in GATE are ES (Environmental Science and Engineering) and XH (Humanities and Social Sciences). Candidates who will qualify GATE shall be called for IIT admission. NITs and CFTIs will hold CCMT counselling to fill seats.

IIT GATE Answer Key – Archives

Candidates can download GATE answer key for previous years from below.

To download GATE Previous Year Question Papers – Click here

GATE Subject Papers	2020	2019	2018	2017
AE: Aerospace Engineering	Get Here	Get Here	Get Here	Get Here
AG: Agriculture Engineering	Get Here	Get Here	Get Here	Get Here
AR: Architecture and Planning	Get Here	Get Here	Get Here	Get Here
BM: Biomedical Engineering	Get Here	–	–	–
BT: Biotechnology	Get Here	Get Here	–	Get Here
CE: Civil Engineering	Get Here S-1 GetHere S- 2	Get Here S-1 Get here S-2	Get Here S-1 Get Here S-2	Get Here
CH: Chemical Engineering	Get Here	Get Here	Get Here	Get Here
CS: Computer Science	Get Here	Get Here	Get Here	Get Here
CY: Chemistry	Get Here	Get Here	Get Here	Get Here
EC: Electronics and Communication Engineering	Get Here	Get Here	Get Here	Get Here S-1 Get Here S-2
EE: Electrical Engineering	Get Here	Get Here	Get Here	Get Here S-1 Get Here S-2
EY: Ecology and Evolution	Get Here	Get Here	Get Here	Get Here
GG: Geology and Geophysics	Get Here	Get Here	Get Here	Get Here
IN: Instrumentation Engineering	Get Here	Get Here	–	Get Here
MA: Mathematics	Get Here	Get Here	Get Here	Get Here
ME: Mechanical Engineering	Get Here S- 1 Get Here S-2	Get Here S-1 Get Here S-2	Get Here S-1 Get Here S-2	Get Here S-1 Get Here S-2
MN: Mining Engineering	Get Here	Get Here	Get Here	Get Here
MT: Metallurgical Engineering	Get Here	Get Here	Get Here	Get Here
PE: Petroleum Engineering	Get Here	Get Here	Get Here	Get Here
PH: Physics	Get Here	Get Here	Get Here	Get Here
PI: Product and Industrial Engineering	Get Here	–	–	Get Here
ST: Statistics	Get Here	–	–	–
TF: Textile Engineering and Fiber Science	Get Here	Get Here	Get Here	Get Here
XE	Get Here	Get Here	Get Here	–
XL	Get Here	Get 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.

GATE 2021

GATE 2021 Answer Key – Final Answer Key Released, Download Here