Yes, you are eligible to take the JET (Joint Entrance Test) for agriculture courses with the topics of biology, chemistry, and agriculture if you were a PCB (Physics, Chemistry, and Biology) student in grades 11 and 12. The JET is one of several agricultural admission tests that let applicants select the subjects they are most familiar with.

Considering your expertise in Biology and Chemistry, picking these disciplines in addition to Agriculture seems like a wise move. Make sure you verify that this combination is acceptable by going over the JET exam's specific eligibility requirements and subject requirements.

Hello,

To be eligible for Jain Entrance Test candidates should have studied Physics and Mathematics as compulsory subjects along with any one of the following subjects as third subject Chemistry/Biotechnology/Biology/Technical vocational subject in 10+2 level. Physics and Maths are compulsory subjects as you did not have those two subjects you will not be eligible for Jain Entrance Test. Jain University has released the online application form of JET 2021 at jainuniversity.ac.in only those who are eligible can fill the form.