Hi,
You have to tell us your percentage in 12th class as it is the main requirement for the admission in bsc(Hons).
For Bsc in microbiology, there are so many colleges in Kolkata,West Bengal where you can study. There is a St. Xaviers college in Kolkata which takes admission on the basis of 12th marks. You have to fill an online application form which is going to start from 31st May for all the UG courses. For admission you should have 60%marks in English and 60% marks in biology and chemistry.

Of course you can! It also depends on the percentile you secured in your board exam, and there are many good institutes in Kolkata for microbiology that you can apply to. Following are the examples:

• Lady Brabourne College

• Bidhannagar College

• Bose University

• Adamas University

• Acharya Prafulla Chandra College etc