Hi putala

standard book for nata preparation is Arihant publication.You can go for that it will help you a lot and try to solve as many questions as you can.

thanks 

Hello Putala Harika. Thanks for contacting Careers360 and we hope we will be able to answer your query.

Yes, Nimish Madan's book is highly recommended for NATA students. This because, according to some reviews on amazon.in, the book had so many drawings.

Please see the reviews here:

• https://www.amazon.in/gp/aw/reviews/9350125587/ref=cm_cr_dp_mb_show_all_btm?ie=UTF8

Hope this helps you and all the best!