Parts of a woman's body were found scattered in a field in outer Delhi's Alipur area, police said on Tuesday.
Police said some parts of the body were stuffed in a sack while some other, including the severed head, were lying scattered in the isolated plot.
A passerby had informed the police about a sack lying in the plot on Monday.
Police said there were injury marks on some body parts, likely scratched and torn by dogs.
The remains have been sent for an autopsy. Police is probing the matter.
"We have put an end to the loot of public money. We stopped siphoning of Rs. 90,000 crores," PM Modi said in Odisha.
To ensure that this happens as projected, it is a pre-requisite that India has a decisive leadership, consistency in policy direction and a strong and stable government.
Kanakadurga, who had been in hiding for the last two weeks after the darshan of Lord Ayyappa at the Sabarimala shrine due to security reasons, reached home in Perinthalmanna on Tuesday morning.
Sanjay Baru had written the book during the 2014 Lok Sabha elections to make money, alleged the National Security Adviser (NSA), believed to be close to the former Prime Minister.
With Congress president Rahul Gandhi mocking the prime minister for being awarded the Philip Kotler award, the marketing guru took to Twitter to congratulate Narendra Modi for the honour and hailed his "selfless service towards India".
"We were expecting about 10 lakh to come for the dip in the first half of the day, but the numbers have already crossed 16 lakh by 2 p.m.," an official told IANS here.