As you want to get the list of some of the best Biotechnology colleges in India so here it is for you:

Rajiv Gandhi Center for Biotechnology, Trivandrum
School of Life Sciences, University of Hyderabad
National Dairy Research Institute, Karnal
Institute of Chemical Technology, University of Mumbai
Department of Biochemical Engineering & Biotechnology, Indian Institute of Technology
University School of Biotechnology, Guru Govind Singh Indraprasths University
Department of Microbiology & Biotechnology Centre, Faculty of Science, The Maharaja Sayaji Rao University of Baroda
Department of Animal Biotechnology, Madras Veterinary College, Tamilnadu Veterinary and Animal Sciences University
University Institute of Engineering & Technology, Punjab University
Department of Plant Molecular Biology & Biotechnology, Tamil Nadu Agricultural University
Bioinformatics Centre, University of Pune
Avinashilinagam University for Women
Center for Biotechnology, Anna University
Dr BC Guha Center for Engineering & Biotechnology, University of Calcutta
Department of Biotechnology, University of Kashmir
Guru Jambheshwar University of Science & Technology, Hisar
School of Biotechnology, Maduari Kamraj University
Department of Biochemistry, University of Lucknow
Department of Biotechnology, Cochin University of Science & Technology
Department of Microbiology, Bangalore University
National Institute of Pharmaceutical Education & Research
Department of Biotechnology, Bharathiar University
Department of Biotechnology, Himachal Pradesh University
Devi Ahilya Vishwavidyalaya, Indore
Aligarh Muslim University
Department of Biotechnology, Karnataka University Dharwad
Department of Biotechnology, Punjab University
School of Biotechnology, Banaras Hindu University
Sri Krishnadevaraya University
Department of Biological Sciences & Bioengineering, Indian Institute of Technology, Kanpur
Department of Biotechnology, University of Calicut
Department of Biochemistry, Faculty of Science, MS University of Baroda
Department of Biotechnology, Government Science College
Department of Biotechnology, Gulbarga University
Jamia Millia Islamia
Sree Chitra Thirunal College of Engineering
Deptt. of Studies in Applied Botany and Biotechnology, University of Mysore

Top 20 Private Biotech Colleges of India
Rank 1: School of Chemical & Biotechnology, SASTRA University, Thanjavur, Tamil Nadu
Rank 2: Department of Biotechnology, School of Bioengineering, SRM University,Chennai, Tamil Nadu
Rank 3: Department of Biotechnology & Bioinformatics, Jaypee University of Information Technology Solan, Himachal Pradesh
Rank 4: Department of Biotechnology, Jaypee Institute of Information TechnologyNoida, UP
Rank 5: Amity Institute of Biotechnology, Amity University, Noida, UP
Rank 6: Department of Biotechnology, The Oxford College of Science, Bangalore, Karnataka
Rank 7: Department of Biotechnology, R V College of Engineering, Bangalore, Karnataka
Rank 8: Department of Biotechnology, Shoolini Institute of Life Sciences and Business Management, Solan, Himachal Pradesh
Rank 9: Department of Biotechnology, Shri M. & N Virani Science College, Rajkot, Gujarat
Rank 10: Department of Biotechnology, PES Institute of Technology, Bangalore, Karnataka
Rank 11: Department of Biotechnology, Kumaraguru College of Technology, Coimbatore, Tamil Nadu
Rank 12: Department of Biotechnology, Bannari Amman Institute of Technology, Sathyamangalam, Tamil Nadu
Rank 13: Institute of Biotechnology & Allied Sciences, Seedling Academy, Jaipur, Rajasthan
Rank 14: Department of Biotechnology, Kamraj College of Engineering and Technology, Virudhunagar, Tamil Nadu
Rank 15: Department of Biotechnology, Arunai Engineering College, Tiruvannamalai, Tamil Nadu
Rank 16: Department of Biochemistry and Biotechnology, Avinashilingam University for Women, Coimbatore, Tamil Nadu
Rank 17: Department of Biotechnology, Acharya Institute of Sciences, Bangalore, Karnataka
Rank 18: Department of Life Sciences, Reva Institute of Science & Management, Bangalore, Karnataka
Rank 19: Department of Biotechnology, Gokaraju Rangaraju Institute of Engineering and Technology, Hyderabad, Andhra Pradesh
Rank 20: College of Biotechnology & Allied Sciences, Allahabad Agricultural Institute Allahabad, UP