Hello Roz K,

To become a forensic expert in India after doing Bachelors in Chemistry you will have to do Masters in Forensic Science.

The requirement for you to do MSc. In forensic science a candidate must hold a bachelors degree in any of the science subjects.

And about the specialization in pathology, toxicology , etc. you can opt for thee in your master's degree.

HOPE THIS INFORAMATION WAS HELPFUL