It primarily depends on what were the other subjects taken at B.Sc. level besides Zoology. Was chemistry also one of the subjects at B.Sc. level? M.Sc. in Medical Biochemistry is one of such paramedical course of three year duration. The eligibility criteria for admission is B.Sc. with Bio-Chemistry or Chemistry as one of the subjects with Zoology/Botany as another subject. The salary will depend on various factors including the course completed, type, reputation and standard of institution from where course is completed, academic performance, capacity to do hard work with due sincerity and dedication, willingness to work at places other than home town etc. Salary may be Rs. 10,000 per month onward depending on the said factors.