Hey Likith Gowda,

The best BSc course in science field are,

1. BSc Agriculture

2. BSc Nursing

3. BSc Horticulture

4. BSc Zoology

5. BSc Biotechnology

6. BSc Physics

7. BSc Chemistry

8. BSc Biochemistry

These are the best in terms of sciences field. For more details you can go through following website link,

https://www.collegedekho.com/amp/articles/top-bsc-courses-to-choose-after-class-12-scope-and-salary/

All the best!