Biotechnology is a combination of two subjects- Biology and Technology. It  is a rapidly developing sector. After B.Sc. Biotechnology, you may go for M.Sc. Biotechnology. After completing B.Sc. and M.Sc. Degrees, you may venture into PhD. Many Private & Government sector offers job opportunities. Some prominent industries where you may find jobs are- Pharmaceuticals Industry, Healthcare sector, Chemical Industry and Research sector.

Good Luck!