Hii,Biology was easier. Physics and Chemistry was tougher than expected  said students who appeared for the NEET UG 2019 exam today. Overall, it was a standard NEET paper and cut-off are likely to follow the trend similar to 2017 and 2018 NEET exams.But i can also say u If you have prepared well, then paper will be very easy for sure.

Some tips for your preparation :

1. Be sincere in your efforts

2. Practice from limited and standard books like SL Arora, HC VERMA, etc. Dont do too many books. Do limited books, and do it more number of times. Become perfect in them.

3. Get a good Teacher, Teacher is the person who knows what should be done and what should not be done. He/she is the best guide.

4.Focus more on previous year questions of NEET,AIIMS

Hope,this information will helpful for you.Goodluck.