B.Sc

Yes, they are offering. Go to the website and look for the apply option. Best of luck.

Yes, it is compulsory. Physics is compulsory as a 10+2 level subject. You need to have a Science background and hence physics is needed.

It depends on the college that you want to take admission in. All colleges dot have this lateral entry option, but those which have you can apply to them and take admission there.

Hello,
Loyola College doesn't offer B.Sc Nutrition course. To know the list of courses offered by the college, you may refer the link below:
http://www.loyolacollege.edu/admission/courses-offered.php

Hello,
No, St. Aloysius College, Bangalore does not offer B.Sc Psychology course. For the list of courses offer by the college, you may refer the link below:
http://www.staloysiusdegreecollege.in/ug_courses.html

Hi,
Yes, you can apply for M.Sc Food Science.

BBA and B.Sc have not much difference. The main difference is always in fees and subjects offered.

Initially, you are eligible but admission is depends upon the meeting the DRC cutoff criteria. The eligibility criteria of B.Sc. (Hons.) Physics at DRC is as under.
Eligibility criteria: The overall percentage in PCM should be 55% and one compulsory language should be 50%.
Further the cutoff for B.Sc

Yes, that certificate is valid anywhere, so you can use it to pursue M.Sc or apply a job in Telangana.