Science

With B.Sc IT degree you have all each got basic graduation degree to be a software engineer. You can get entry level jobs in small and medium IT companies now. It is recommended that for a good career you may do either MCA or M.Sc IT/CS from a good college.

Yes, you can but you should have basic computer knowledge and programming language knowledge.

Yes, you can pursue M.Sc in Maharishi University of Information Technology, Lucknow. It is a UGC approved university.

Gramodaya Vishwavidyalaya,Shaikpara; A.R.M. Polytechnic, Manipur University, Sant Longowal Institute of Engineering and Technology, Dr. Babasaheb Ambedkar Marathwada University, Mahatma Gandhi University, Guru Nanak University, College of Technology and Agricultural Engineering, Swami Ramanand Teerth Marathwada University, University of Madras, University of Bombay. These are some of the reputed colleges for B.Sc in food technology.

Knowledge of a foreign language is always good. Think about the international exposure you will get plus the research opportunities. Post study work permits are available, you can gain some work experience too before returning back to India. Secondly, not every program is taught in the German language except in the public universities. You can choose to study in both the languages or only in english language.
All the best.

You are advised to refer to following link for details on admission process at IISC: http://admissions.iisc.ernet.in/Web/SelectUGPG.aspx