Hi Suthi,
Firstly btech in biotechnology is biology involving technology. It involves subjects like microbiology , genetics,etc. Then btech in biomedical is a different thing . It involves medicinal use of technology in biology. The growth of biotechnology is increasing day by day in the scenario and engineering are coming up with this branch too.
The job opportunities are also many many in many multinational companies with good packages.
Candidates can check B.Tech Cut off for Top IITs & NITs here.
Regular exam updates, QnA, Predictors, College Applications & E-books now on your Mobile