GATE 2021 Answer Keys
We provide you Answer Keys for GATE 2021 question papers set-wise. The answer key and question papers for all subjects can also be downloaded from the links mentioned below. Candidates can now calculate their probable scores by comparing their answers with the GATE 2021 Answer Keys. By calculating their probable scores, candidates will get an idea of their chances of admission to the desired institute. For calculating the probable score, GATE 2021 candidates must use the GATE 2021 marking scheme prescribed in the GATE 2021 Exam Pattern.
GATE 2021 Answer Keys
| Subjects | Question Papers | Answer Key |
| 1. Aerospace Engineering (AE) |  AE |
 AE |
| 2. Agricultural Engineering (AG) |
AG |
AG |
| 3. Architecture and Planning (AR) |
AR |
AR |
| 4. Biomedical Engineering (BM) |
BM |
BM |
| 5. Biotechnology (BT) |
BT |
BT |
| 6. Civil Engineering (CE) |
CE1 CE2 |
CE1CE2 |
| 7. Chemical Engineering (CH) |
CH |
CH |
| 8. Computer Science and Information Technology (CS) |
CS1 CS2 |
CS1CS2 |
| 9. Chemistry (CY) |
CY |
CY |
| 10. Electronics and Communication Engineering (EC) |
EC |
EC |
| 11. Electrical Engineering (EE) |
EE |
EE |
| 12. Environmental Science & Engineering (ES) |
ES |
ES |
| 13. Ecology and Evolution (EY) |
EY |
EY |
| 14. Geology and Geophysics (GG) |
GE1 GE2 |
GE1GE2 |
| 15. Instrumentation Engineering (IN) |
IN |
IN |
| 16. Mathematics (MA) |
MA |
MA |
| 17. Mechanical Engineering (ME) |
ME1 ME2 |
ME1ME2 |
| 18. Mining Engineering (MN) |
MN |
MN |
| 19. Metallurgical Engineering (MT) |
MT |
MT |
| 20. Petroleum Engineering (PE) |
PE |
PE |
| 21. Physics (PH) |
PH |
PH |
| 22. Production and Industrial Engineering (PI) |
PI |
PI |
| 23. Statistics (ST) |
ST |
ST |
| 24. Textile Engineering and Fibre Science (TF) |
TF |
TF |
| 23. XE-A Engineering Mathematics |
XE-A |
XE-A |
| XE-B Fluid Mechanics |
XE-B |
XE-B |
| XE-C Materials Science |
XE-C |
XE-C |
| XE-D Solid Mechanics |
XE-D |
XE-D |
| XE-E Thermodynamics |
XE-E |
XE-E |
| XE-F Polymer Science & Engineering |
XE-F |
XE-F |
| XE-G Food Technology |
XE-G |
XE-G |
| XE-H Atmospheric & Oceanic Sciences |
XE-H |
XE-H |
| 24. XH-C1 Humanities & Social Sciences – Economics |
XH-C1 |
XH-C1 |
| XH-C2 Humanities & Social Sciences – English |
XH-C2 |
XH-C2 |
| XH-C3 Humanities & Social Sciences – Linguistics |
XH-C3 |
XH-C3 |
| XH-C4 Humanities & Social Sciences – Philosophy |
XH-C4 |
XH-C4 |
| XH-C5 Humanities & Social Sciences – Psychology |
XH-C5 |
XH-C5 |
| XH-C6 Humanities & Social Sciences – Sociology |
XH-C6 |
XH-C6 |
| 25. XL-P Chemistry |
XL-P |
XL-P |
| XL-Q Biochemistry |
XL-Q |
XL-Q |
| XL-R Botany |
XL-R |
XL-R |
| XL-S Microbiology |
XL-S |
XL-S |
| XL-T Zoology |
XL-T |
XL-T |
| XL-U Food Technology |
XL-U |
XL-U |