Hi,

It can't be downloaded for free. You will have to purchase its eBook.

You can purchase it here-> https://www.amazon.in/Modern-Objective-Biology-Part-NEET/dp/935184675X

If you are preparing for NEET, I recommend you to complete the NCERT books first. That will be very helpful in covering your basics and then you can move on to more complex topics.

You can check best books for NEET preparation at this link-> https://medicine.careers360.com/articles/best-books-for-neet

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