Colleges in West Bengal

Yes, you are eligible for Masters Degree in Social Work.
A candidate who has passed B.S.W. / B.A. degree examination fromunder a recognised university can see MSW admission. A candidate who has secured minimum of 50% aggregate marks in B.S.W. / B.A. degree under a recognised university has the requir

GATE is compulsory to take admission for M.Tech in IITs.

For top IITs CSE branch, you will need under 1000 rank and for IIT BHU ECE branch you will need to score under 3000 rank.

You have to clear all the subjects only then you will be able to pursue M.com.

Techno India University offers Integrated M.Sc-Ph.D in Microbiology. It is a 5 years intensive programme for students who have cleared full-time B.Sc. Or its equivalent examination.

Amity University, Kolkata offers courses in the fields of Engineering, Management, Commerce, Science, Arts and Law. The fee structure for the courses are mentioned below:
The course fee for B.Tech range from INR 84,500 per annum to INR 10,05,00 per annum.The fee structure for M.Sc ranges from INR 38,

You need to complete class 12th first for this course.
B.Sc in Hotel Management is a 3-year full-time undergraduate course, the minimum eligibility for which is a Higher Secondary Certificate (10+2 qualification) with a minimum aggregate score of 50% in best four relevant subjects.

Just go through this link and fill out the required details
College predictor in shiksha
https://www.shiksha.com/college-predictor

The fee is around Rs. 2,400 per year.