No Aksheeta, science students can not pursue bcom from the Stella Maris college, Chennai.  To apply for the Bachelor of Commerce, The candidates must need Accountancy, Mathematics/ Business mathematics in their intermediates class.

It offer the course under three speacializations :-

It offer courses under 3 shifts:-

This link will further assist you

https://www.careers360.com/colleges/stella-maris-college-chennai/bcom-shift-i-course

Hey Aksheeta,

Stella Maris College, Chennai offers a number of undergraduate and postgraduate programs in seeral disciplines. For all undergraudate programmes, candidates are shortlisted on the basis of merit in the qualifying 10+2 examination. B.Com is offered in three specializations i.e. Commerce, Corporate Secretaryship, Accounting & Finance. For all three, candidates must have studied Commerce subjects like Accountancy in Class 12. As you have not studied accountancy, you are not eligible.

Good Luck.