CBSE 12th

Yes, you can get admission in BCA after class 12th Science.
The minimum eligibility criteria to pursue BCA course is minimum 50% marks in 10+2 with English.

You can refer the following link for the detailed information about the admission procedure at Government Polytechnic Pune.
https://www.shiksha.com/college/government-polytechnic-pune-shivaji-nagar-4235/admission
For the information about direct admission in second year you need to visit government Polytechnic. They will tell you whether they give admissions directly in second year or not. If yes, they will tell you the procedure for the same.

If you want admission in Anna University, you should score more than 98% in 12th. To get admission in VIT, you need to appear for VITEEE exam and with a good rank in that, you can get admission.

Yes, the candidate must pass class 12th or equivalent exam with PCB and English from recognized board with 55% for General/OBC (50% for SC/ST candidates).
Good Luck.

For taking admission for Hotel Management, you need to give entrance exam CET of hotel management and then you can take admission for hotel management.

After your class 12th, you have many option such as:
B.Com
BBA
BBM
BA
B.Com+CA
B.Com +CMA
B.Com+CS
LAW.

Hi,There are plenty of Diploma, degree, and certificate courses available for the film making and three of them have different time durations. You can opt any course as per your convenience.

The eligibility criteria for admission in this college is 50% in class 12th.
But, you can refer this link for more info:
https://www.shiksha.com/college/ness-wadia-college-of-commerce-v-k-joag-path-pune-51909/admission
I hope it may help you.

Hi, Visit this link to check colleges based upon your rank:
https://www.shiksha.com/b-tech/resources/jee-mains-college-predictor
Good Luck. Hope it helps.