Dear aspirant

In a competitive exam like neet every chapter will give you a question. So don't skip any chapter and try to cover all the topics. Although some chapter have extra weightage like genetic and molecular biology and ecology in 12th are most important topics in 12th biology. Like wise every subject have some chapters which carry extra weightage in neet exam.

You can visit the link below for the chapterwise weightage for every subject in neet.

https://www.google.com/amp/s/medicine.careers360.com/articles/do-or-die-chapters-for-neet/amp

As you are in last month of neet preparation you can take help of our neet test series also it's very helpful.

Link is below

https://learn.careers360.com/test-series-neet-may/

All the best & study well !!!