Hello,

NTA (National Testing Agency) conducts NEET(National Eligibility cum Entrance Test)-UG exam for admission to MBBS , BDS ,  AYUSH and veterinary seats. It is a National level exam. Candidates applying for NEET 2021 exam must have completed a minimum 17 years of age .Candidates who have either completed or are appearing in 10+2 or equivalent are eligible to appear in NEET UG 2021 and must have studied physics, chemistry, Biology/Biotechnology and English as subjects.

For more details on NEET please refer the below link:

https://medicine.careers360.com/articles/neet#:~:text=NEET%202021%20%2D%20National%20Eligibility%20cum,the%20first%20Sunday%20of%20May.&text=NTA%20conducts%20NEET%2DUG%20exam,be%20through%20NEET%202021%20exam.

Joint Entrance Exam Main (JEE Main) is the national level computer-based test conducted by the National Testing Agency (NTA) for B.E/B. Tech admissions at NITs, IIITs, other Centrally Funded Technical Institutions (CFTIs), Institutions/Universities funded/recognized by participating State Governments. It is also an eligibility test for JEE (Advanced), which is for IIT admission.

To read more about JEE mains:

https://engineering.careers360.com/exams/jee-main

Good Luck