Dear Sherin ,

Biotechnology is a study of living organism with living systems to develop product or make products .Based on application Biotechnology is having 5 branches .

Animal Biotechnology

Medical Biotechnology

Industrial Biotechnology

Environmental Biotechnology

Plant Biotechnology

Biotechnology is offers lots  of scope in Government and Private sector .Biotech careers have several areas of specialization like Epidemiologist ,microbiologist ,biochemist ,botany specialist,agriculture ,and food scientist .

Opportunity is more but depends upon how to utilize these scopes with our skills and knowledge .

I hope it will helpful for you

Thanks