Some good colleges for biotechnology are :

1.VIT

2. MANIPAL INSTITUTE OF TECHNOLOGY

3. BMS COLLEGE OF ENGINEERING

4. LPU

5. AMITY UNIVERSITY

Hello student some of the top Biotechnology college are mentioned below -
1)SRM institute of science and technology, Chennai
2)Jamia Millia Islamia, New Delhi
3)IIT Bombay
4)Aiims new Delhi
5)Vellore institute of technology Vellore
6)christ University Banglore
7)Jadavpur University, Kolkata.

For more updates refer to the link mentioned below - https://university.careers360.com/colleges/list-of-biotechnology-universities-in-india
Feel free to comment if you have any doubt
Good luck