Hello..

You can't mentioned college or exam you are given  in your question. 

But I try to give Overall explanation ,Hope it will help you.

Btech in food technology is a 4 year course, you can get admission in this course by JEE or Directly by registration in any particular college.

Some of the best college for  btech in food technology are -

1.Institute of Chemical Technology Mumbai 

2.Faculty of Engineering and Technology Kolkata 

3.Harcourt Butler Technological Institute kanpur

4.Amity university noida

5.Biyani International Institute of Engineering and Technology jaipur

The councelling of all the college to get direct admission are open till  end of july you can gi through it.

Good luck.