Hello, here are some top biotechnology colleges in Maharashtra for BSC in Biotechnology

1. Gondwana University

2. Amity University Mumbai

3.S K Somaiya College, Mumbai

4. Bharati Vidyapeeth Deemed University (BVDU), Pune

5. Elphinstone College, Mumbai

For more details about Bsc in biotechnology colleges in India  refer to this link

https://university.careers360.com/colleges/list-of-biotechnology-universities-in-india

All the best.
Hope this will help you.