IIMT University

i would suggest you to visit the the college site for the same. the website will be able to provide you with the most appropriate information regarding the same. You will every information regarding the admission starting date, ending date, other formalities which you need to fulfill in order to get admission etc.

Yes, you are eligible for BMLT.
You can check the details through this link.
https://www.shiksha.com/b-tech/resources/jee-mains-college-predictor

Kindly predict your college in this college predictor. JEE Main rank predictor is an online tool which predicts the candidates rank range and probable colleges based on the difficulty level of the examination, average marks scored in JEE Main and seats available in IITs, NITs, GFTIs, and other SFTIs. The rank predicted might not be accurate but it certainly does give an idea to the aspirant. Know your college admission chances based on your JEE Main Rank, Home State, Caste, Gender, etc. Here https://www.shiksha.com/b-tech/resources/jee-mains-college-predictor

Your percentage is very low to get this college.
Good luck.

Affordable is the wrong word.
There are so many good colleges for BJMC in India. IIMT University is a private university where your word affordable is not justified. Go for MICA, Ahmedabad, NIMCJ, Ahmedabad, Symbiosis, Pune and many more.

Please visit this link-
https://www.google.com/url?sa=t&source=web&rct=j&url=https://www.shiksha.com/b-tech/resources/upsee-college-predictor&ved=2ahUKEwjEw_fS5IbiAhX_6nMBHRRfARgQFjAIegQIARAB&usg=AOvVaw35nIYCmB-o81pLl73rIIvk

Hello,
As you completed your class 12th Science, you can apply for BCA.

The eligibility is you need to have B.Sc(Microbiology).