Physics Spl

Please refer to the link provided below for details regarding admissions in St. Xavier's college, Kolkata for B.Sc courses in physics. You should be able to check percentage requirements as well.
https://www.shiksha.com/college/st-xavier-s-college-kolkata-park-street-23242

Please refer to the link mentioned below through which students can gain admission into various B.Sc programmes through entrance exams in India:
https://www.shiksha.com/science/articles/top-bsc-msc-entrance-exams-in-india-blogId-13484

There are a number of courses which can be done after B.Sc (H) physics. Some of the popular courses are as follows:
1) M.Sc.
2) MCA
3) MBA
4) M.Tech/MS
5) UPSC
6) CDS exam for defence services

You should be able to clear your backlogs from your 1st year and then appear for your exams in the 2nd year. Please check with your institute for eligibility criteria to appear for backlogs.

You should opt for MBA as it has a better scope as compared to M.Sc in physics.

Bachelor of Science in physics, popularly known as B.Sc in physics is a 3-year under graduate program. The duration of the course is minimum 3 years and maximum 6 years.
The basic eligibility for this is an intermediate 10+2 in science with physics, chemistry, mathematics/biology and English as compulsory subjects.
To take admission in B.Sc. physics, you should apply to an institute of your choice, provided you fulfil the eligibility criteria or appear for entrance exams to qualify for the merit list through which you can get admission into an institute of your choice.