any exams for B.sc Agri it may be necessary for us to join or admissions in private or government colleges

Hello Sir

Yes , there are different entrance exams for BSc agriculture in India.

Agriculture is a state subject in India, so different states have different entrance exams & private universities provide management seats for BSc agriculture in India.

AIEEA (All India Entrance Exam for Agriculture) is a national level exam which is conducted by ICAR (Indian Council of Agriculture Research) which has 15% reserved seats in all government agriculture universities. They also provide scholarships if you get selected through AIEEA.

Private universities like Suresh Gyan Vihar University , Jaipur provide management seats for BSc agriculture.