Hello! Hope you are doing good

Karnataka university is a good college offering a number of courses. The date of entrance exam is not mentioned explicitly but most of the top level universities have their exam either in may or june. It must be the same for karnataka university as well.

Please refer the following link to know more about the entrance tets of Karnataka university: https://www.careers360.com/university/karnataka-university-dharwad/msc-botany-course

Hope it helps. All the best.