In order to take admission you should be passed class 10+2 minimum 50% PCB aggregate score as a General category & 40% as a reserved category, After 10th you can not get direct admission in class 12th. Appearing class 12th student also can apply. You can check the further eligibility with the given below link.

https://medicine.careers360.com/articles/neet-eligibility-criteria

Good Luck!