For the domains of B.Sc. like Agriculture, Horticulture, Forest and Fishery, although the eligibility is of physics as a compulsory subject in 10+2 yes in the entrance examination one can surely opt for agriculture instead of physics but for the other domains like Food Technology, Dairy Technology, Biotechnology, Nutrition and Dietician, Sericulture, Agriculture Engineering, you have to compulsorily opt for the physics and agriculture won’t be an option.
The five sections of the exam are:
A student can take agriculture in place of biology but taking agriculture in place of physics is not an option for most of the domains provided.
This depicts the information regarding opting for the subjects. Now it depends on the student about which subject to choose.