IIT

You are eligible for low level as well as some medium level iits and NiTs but it depends on the cutoff of the branch of college.

Yes, don't restrict yourself just because you are a biology student. You have equal chances of making a career just as compared to other non-biological students. Yes, you can make a career in computers and programming by pursuing BCA. As you don't have mathematics then you can't pursue Biology.

CET is a state level entrance exam so you can get admissions only in those colleges. If you wish to get in IIT's you'll have to clear JEE exams and then and only, you'll be able to get into one of them.

Yes, absolutely there is a chance to get a government college in West Bengal. Do proper counseling and be updated. You can take help of Shiksha to find your specific college.

For the candidates who qualify for admission in the IITs, NITs, IIITs and such other CFTIs whose admissions are based on the JEE Main or JEE Advanced ranks, they should have secured at least 75% marks in the Class 12 examination or be in the top 20 percentile in Class 12 examination conducted by respective Boards. So you are not eligible.

It is a very good percentile, you easily get many nits with CSE branch. Its very hard to get NIT Rourkela. But, you can go for other. Apply for Jossa counselling to get such options.

Students are admitted to undergraduate courses (four-year Bachelor of Technology) through an All-India entrance known as Joint Entrance Examination (JEE) conducted by all the IIT's, For PG courses admission is based on IIT JAM or GATE. So other than GATE one can opt for IIT JAM.

Hi,
I regret to say this but with this percentile chances for you to get a seat into some NIT and IIT are quite negligible. According to the percentile score mentioned by you, your predicted CRL rank lies somewhere around 143220 - 161000.

Yes, you will get a seat in these above mentioned universities depending on the cut off.

With a good score in JEE Mains you can definitely get CSE.