Colleges in Kolkata

No, you are not eligible to get admission in Netaji Subhas Open University for PG Diploma in travel and tourism as they follow the education system of 10+2+3. Further information can be gathered from their website, which includes information on other courses.

Please refer to the link for the syllabus of the entrance:
http://admission.rbu.net.in/AdmissionNotice/MANotice/2017-2018/The Syllabus of MA in Fine Atrs for admission test.pdf

Yes, you can apply for geography honours.

IEMJEE 2018 is the entrance exam for IEM which is being conducted by the reputed IEM group for admission to B.Tech/ BCA/ BBA/ BPT/ M.Tech/ MCA/ M.Sc/ MBA courses of IEM (Institute of Engineering & Management) Group and UEM.

Vision Institute offers B.Sc. Agriculture. You can join this institute to pursue B.Sc. Agriculture. If you want to see complete list of courses offered by Vision Institute then click on the link:
https://www.shiksha.com/college/vision-institute-of-professional-studies-santoshpur-Kolkata-31403/courses

Both are not sufficient or good enough if you are average student try opting for regular coaching, if you are among the topper you can do with this but still if you join some coaching it would really help you out in a better way.

There are over 47 BCA colleges in Kolkata (Public and Private). Please refer to the link provided below fro a detailed list of these colleges. You should be able to navigate to a college of your choice using the filters on the web page. Regards. https://www.shiksha.com/it-software/colleges/bca-colle

NITMAS or Neotia Institute of Technology, Management and Science has received approval from All India Council for Technical Education (AICTE), Ministry of HRD, Government of India. Regards.