hey,

i hope you are well

the basic eligibility criteria to appear for NEET is candidate must have completed their 10+2 from recognized board with science stream and having physics ,chemistry , biology and english as core subjects and candidate must have secured a minimum aggregate of 55 percent marks in PCB subjects altogether  , however there is relaxation of 10 percent for the candidates belonging to reserved category

according to your marks your percentage is bit low from 55 percent and as you are not having chemistry as main subject then you are not eligible

for more details kindly refer to the link mentioned below

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

hope this helps!