Presidency University Kolkata

You might have a chance if you have any reservation criteria else give it a try. You have very great chance to get into this institute with this rank. Attend the counselling and choose your options appropriately. Try Shiksha college predictor for better analysis.

Presidency University provides Bachelor's and Master's degree in Life Sciences which includes paper of Microbiology too. Course structure of Presidency University is very much research oriented which would be better for any further research prospect. Chance of cracking NET will be greater if you follow the syllabus of life sciences in Presidency University.

Follow the link below for the list of all the courses offered by Presidency University and check accordingly:
Click individual course tabs for more details:
https://www.shiksha.com/university/presidency-university-kolkata-51529/courses

You can refer to official website of the Presidency University. As per my idea, they have a prescribed syllabus for Basic Science in Geography. Go for it.
All the best.

Yes, you can definitely get biological science considering the result of class 12th.

You need to know the cut-off for your university in which you want to get admitted, then study accordingly.