B.Tech Eligibility

Yes, you can potentially get into Presidency University-Bangalore even with lower 2nd PUC marks, if you perform well in KCET, as KCET scores are a significant factor in the admission process, especially for engineering programs. 

Yes, you are eligible to apply to Jain University, as they require a minimum of 55% in 10+2 for ST category students [1].

With PCB, you are generally not eligible for BTech, as most colleges require PCM. However, some universities offer Biotechnology or related branches for PCB students.

Seacom Group of Colleges BTech selection criteria is entrance-based. The college provides the course across multiple specialisations, such as Civil Engineering, Electrical Engineering, etc. Students need to pass Class 12 from a recognised board with the relevant subjects. In addition, students also need to provide score obtained in either JEE Main or WBJEE. Eligible students can apply online.