Dear Dhivya, hope you know that JEE Mains and NEET are 2 different examinations for 2 different professional courses. NEET is the entrance examination for admission to Medical, Dental, Ayush and Veterinary courses across India. JEE is the entrance examination for admission to Engineering courses across India. Their reach is different and their prospects are different. Having said that, we shall help you with the eligibility criteria of JEE Main. If you fulfil that criteria, you can fill in the application form at: https://testservices.nic.in/examsys/root/Home.aspx?enc=Ei4cajBkK1gZSfgr53ImFQTbjVzuZ1mQajFt6EnKeZEk28J/HZOEuCngppd8/JG7

JEE Eligibility criteria: https://engineering.careers360.com/articles/jee-main-eligibility-criteria