Colleges in West Bengal

This institute is private.
Sorry, I can not understand your next statement.

There are only 2 quota systems. Home state and other state quota. If you are from Madhya Pradesh then the quota system for you would only be available in colleges in Madhya Pradesh.

A candidate taking up Honors Course in a subject must have obtained a minimum of 50% marks in the aggregate and 45% marks in the subject or related subject at the previous qualifying examination or 55% marks in the subject or related subject at the previous qualifying examination.

The total fees is INR 34,290, for more details check out the link below :
https://www.shiksha.com/bba/course/bachelor-of-business-administration-bba-the-bhawanipur-education-society-college-bhawanipur-kolkata-92965

The classes usually start at around 9.30 AM. Request you once confirm with the college officials.

Your score is bare minimum. Ask the administration directly for admission. Based on your gender and category, there might be some chance. Otherwise, your chances are low.

Yes, you could choose between any life science courses you want. Assuming you have two reasons to change field:-
1. Thinking that no job opportunities for a Bachelor degree and/or for microbiology
2. Recently developed an interest in food technology, so you could pursue Ph.D or get a dream job in the

Yes, as it is a private university, so your aggregate should be 55 percent.