In which subject should I pursue M.Sc among chemistry, environmental science, microbiology and IT after doing B.Sc in CBZ?

There are many specializations in Microbiology and a few are: Agricultural Microbiology Industrial Microbiology Evolutionary Microbiology Nano Microbiology Cellular Microbiology Soil Microbiology Veterinary Microbiology Generation Microbiology Microbial Water Microbiology Pharmaceutical Microbiology

M.Sc Microbiology. There are many Specializations in Microbiology and a few are: Agricultural Microbiology Industrial Microbiology Evolutionary Microbiology Nano Microbiology Cellular Microbiology Soil Microbiology Veterinary Microbiology Generation Microbiology Microbial Water Microbiology Pharm

After doing your B.Sc in Chemistry, Botany and Zoology, you can pursue M.Sc in any of these subjects. You can also think of doing your B.Ed; which will make you eligible for teaching in high schools. The options are vast and many. Once your post graduation is done prepare well for you NET/JRF/SLET;