Hello student

Difficulty level of question paper cannot be predicted in advance.It can be easier/tougher than previous year.If the question paper gets difficult then the cutoff varies. So no need to worry.At the time of preparation concentrate more on your studies.Prepare well then you can perform well on the day of exam.Put maximum efforts. NCERT is the base. You have to go through it properly.You have to practice more and more and make yourself familiar with the exam pattern and  time management

Go through the below article for more preparation tips

https://www.google.com/amp/s/medicine.careers360.com/articles/how-prepare-for-neet-in-5-months/amp

https://www.google.com/amp/s/medicine.careers360.com/articles/how-to-prepare-for-neet/amp

All the best!