Yes, students are at full liberty to prepare for JEE along with NEET at the same time.
With dedication, hard work and, a lot of patience students can crack JEE and NEET, with a good rank and score. The pressure may be a lot on students. But, they can make it happen if they set their minds on it.
Just like any other competitive exam, to prepare for JEE and NEET candidates have to devise a definite plan, work on a timetable, make a list of all the topics, and set weekly as well as monthly goals and ace it.
The syllabus of Physics and Chemistry is almost the same for JEE and NEET. But the toughness of the questions may vary. The physics of JEE is a much higher level and needs more thinking than that of NEET.
Study Physics and Chemistry combined for JEE and NEET. Study Math and Biology separately. For Biology, you need to be consistent in revision.
Cracking any one exam is difficult, so clearing both of them will require a tremendous effort from your side. Strict discipline is needed to crack both JEE and NEET. It’s a matter of one extra subject you need to prepare.
For JEE, you have to have the mental ability to judge the questions, accuracy, and a great understanding of the concepts. Math and Physics are mostly logic-based. Chemistry and Biology are memory-based.
If you want to do MBBS, then taking PCMB has one advantage that you will be clear, with Mathematics that you need for Physics and Chemistry.