I pursuing my class 12 with bio not math.Can i do B.tech in biotechnology?

Yes,

You can pursue B.tech in biotechnology without math. You can pursue B.tech Biotechnology from Shoolini University.

The mission of the School of Bioengineering and Food Technology is to “advance scientific knowledge through discovery and teaching” and we do well in both. We strive hard for quality production of trained human resource for job opportunities in bioscience-based industries and research organizations. Our model is to blend expertise in biosciences with the principles and practices of business management and create a skilled human resource for the leadership positions in biotechnology, pharmaceutical, healthcare and food processing industries .

Eligibility

10 + 2 (PCM/ PCB); Lateral entry to 3rd Semester for Diploma holders in concerned or related subjects with minimum 55% marks.

Duration: 8 semesters

Basis of Admission: Through JEE/ AIPMT/ HPCET or any equivalent entrance test recognised by HP Government.

For more info: BTech & BSc Biotechnology, Food Technology, Microbiology, Agriculture Courses - Admission 2018 Shoolini University

Yes you can. However only VIT and SRM offer B.Tech Biotechnology to PCB students. All the other entrance exams are for PCM candidates