Kapil, if you have completed your 10+2 with Physics, Chemistry and Biology  as core subjects and you have secured a minimum aggregate of 50%, you are eligible for NEET. It is 50% for General Category, 45% for PWD and 40% for OBC,SC,ST.  Your qualification code will be 05.

You can check the complete application process at our page, https://medicine.careers360.com/articles/neet-application-form.

Use the link: https://ntaneet.nic.in/Ntaneet/Registration/NewReg.aspx

There are 5 stages in the Application process:
Registration
Filling the Application form
Review and Final Submission
Upload Photograph and Signature
Pay the fees
Take a print out of the Confirmation mail

Details that you need on hand:

A valid Mobile number, A valid Email id, class 10th and 12th details, correct spelling of your Father and Mother's name, Aadhar no# last 4 digits, Class 12 roll no# as issued by the Board, Scanned images, Credit/Debit Card or Net Banking Details.

Registration:

All the communication from NTA will be online and through email so it is important to give an email id and mobile number that are in regular use. You will have to fill in the details like Candidates name, Mothers name, Fathers name, Date of Birth, Gender, Nationality, State of Eligibility, Category, PWD, Identification Type, Identification Number, Mobile Number, Email Id, OTP.

Filling the Application Form:

You need to fill in details like Personal Details, Place of Birth, Choice of Medium of Question Paper
Choice of Examination Centre - four exam cities have to be chosen, 10th Academic Details, 11th, 12th Academic Details, Permanent Address, Correspondence Address
Details of Parents and Guardian, Dress Code Assent
Security Pin

Review and Final Submission: There will be a correction window open but not all the details can be edited. So it is important to review the information before submitting it.

Uploading of Photograph: Instructions

Must be latest passport picture in a white background with the Name of the candidate and date written on the photograph. The Size must be 50 Kb to 300 Kb and format should be JPG.

The focus has to be on the face with 80% coverage and ears clearly visible.

Uploading of Post Card size photograph: Instructions:

Must be latest post card size picture in a white background with the Name of the candidate and date written on the photograph. The Size must be 10 Kb to 100 Kb and format should be JPG

Uploading of Signature: Instructions

Candidates must sign with a black pen on a white background in JPG format with a file size of 4 Kb to 30 Kb

Uploading of Left hand thumb impression: Instructions:

The file size should be 10kb-50kb in JPG/JPEG format.

Class 10th Passing certificate: Instructions:

File size of 100kb to 400 kb in JPG/JPEG format.

Payment:
It is Rs. 1500 for General Category. EWS and NCL OBC have to pay Rs.1400 and Rs. 800 for SC/ST/PWD/TransGender and the Payments can be made through Debit/Credit Cards or Net banking OR offline through SBI Echallan to be paid in cash in the nearest SBI branch.

Print out:
Take a print out of the Confirmation page for all future references.