The Marks you score  in the NEET test is your NEET score when  the scores of everyone comes then they are sorted in the descending order this is the merit list and the position of you in the merit list is calculated and termed as rank suppose you scored the highest marks then your rank will be be 1 

Hello Dhiren,

NEET Rank means your rank among the total students who have given the NEET examination & NEET Score means your marks obtained in the NEET examination.

For more information, you may visit the link given below

https://medicine.careers360.com/articles/neet-2019

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