Hello,

Yes you can definitely do Msc microbiology or Pathology after your bsc zoology. The eligibility criteria is to have undergraduate degree in any stream like zoology, botany or life science or any such science field with good marks. Now some colleges may have entrance exams for Msc admission while some may be merit basis. You can aslo give Jam exam in order to get IITs or IISC. Make sure you have good college so that you get the best education.

Check out below links

https://university.careers360.com/colleges/list-of-microbiology-and-virology-universities-in-india

https://university.careers360.com/colleges/list-of-msc-in-pathology-degree-colleges-in-maharashtra

Thanks