| How to calculate the marks obtained |
| For Secondary or equivalent (10th) | On the basis of aggregate of all marks obtained |
| For Higher Secondary or equivalent (12th) | On the basis
of: 1. W.B.C.H.S.E.: Best of 4 subjects excluding marks of Environmental Studies/Environmental Education/Environmental Science (out of 400 marks) 2. Central Board of Secondary Education: Best of 4 subjects (out of 400 marks) 3. Council for the Indian School Certificate: Best of 4 subjects (out of 400 marks) 4. Other Boards: Best of 4 subjects (out of 400 marks) |
| For Honours Graduates (B.A./B.Sc.) | On the basis of aggregate of all marks obtained in Honours paper only |
| For B.E./B.Tech. | On the basis of aggregate of all marks obtained |
| For Post Graduates | On the basis of aggregate of all marks obtained |