Sri Guru Gobind Singh College

This college offer BA (Functional English). For more detailed information, you can see the below link- https://www.shiksha.com/humanities-social-sciences/languages/course/bachelor-of-arts-functional-english-sri-guru-gobind-singh-college-chandigarh-113442 Thanks!

For Commerce, Go for Delhi college of Arts and commerce. The faculty is very nice there!

Yes, there is deduction of some percentage, 2%-3%, from the best four subjects. If you include 'Physical Education' in the BFS (Best Four Subjects). *This rule is applicable to all courses except for BA Physical Education (H). * This rule is applicable to DU colleges only.

Dear Riddhima,
Kindly visit this link:
https://www.shiksha.com/accounting-commerce/course/b-com-hons-cu-chandigarh-university-225460

Yes, microbiology is available there.

You have good percent in 12th, I would say look around also for Chandigarh University, Lovely professional university if you are looking for good placements and scholarship options. For SGGS College, their website is not opening after so many attempts. You can visit the campus if you need more clarity.

Follow the listing page below for details :
https://www.shiksha.com/it-software/course/bachelor-of-computer-application-bca-sri-guru-gobind-singh-college-Chandigarh-91664.

Yes, B.Sc hons is available here. You can apply for admission. You will get admission here.
Good luck.