Here are some of the important points you can follow.

•     Keep in touch with every topic, Dont leave any chapter, just because you feel it wont come.
•     Devote more time on weak areas. Practice regularly to update and get hold of the concepts.
•     Do not skip topics just because it

First of all, it would be better to complete your NCERT as this is very important because 75-80% syllabus comes from there only. Apart from that, you can consider below books -

Physics-HC Verma

Chemistry-Solomons Fryhle (Organic Chemistry) and J D Lee ( Inorganic Chemistry)

Little bit of

Graduate Aptitude Test in Engineering (GATE) is an all India examination administered and conducted jointly by the Indian Institute of Science.

Eligibility

GATE 2018, you must make sure that you meet all of the following required criteria given below.

• Indian nationals along with international students from Bangladesh, Nepal, Sri Lanka,

Yes, you can refer SK Mondal notes. 

To score good marks in GATE you should also refer to previous year papers to know the exam pattern and level of exam. Focus on important topics you can also solve MCQs related to it. For your practice go through mock test seris

To crack NEET and AIIMS make sure your first preference should be to complete your NCERT book. It will help you to clear your concepts and to build your fundamentals strong. Syllabus is based on your NCERT book only. 

After completing NCERT book you can go through below recommended books

Here are few preparation tips you can follow:

Go through & practise with previous year paper

Prepare a suitable time-table

Study and revision should be part of your syllabus

Focus on basic concepts

Make your own notes

Keep yourself updated with current affairs

Read News Papers

Focus on your personality