Branches other than civil,mech that have good scope after 12 pcm like food technology n good colleges for it?

There are many courses other Civil & Mechanical. As you have though B.Tech (Food Technology) will be also a good option. You may try for the following- 1) Anand Agricultural University - AAU 2) Anna University - Chennai 3) Bhubaneswar Institute of Technology - BIT 4) Guru Nanak Dev University