While three persons died in Koraput district, two each died in Jajpur and Ganjam districts, and one each in Dhenkanal and Gajapati districts, they said.
Nayak had earlier resigned from the BJD and joined the BJP and got a nomination from the saffron party.
The Economic Offence Unit (EOU) of the Bihar Police has booked four persons in connection with the case, they said in a statement.
A video of supporter Shyamlal Yadav also surfaced on social media, in which he is seen describing himself as a 'star campaigner' of the party.
The abductors of Biju Janata Dal member of Legislative Assembly Jhina Hikaka on Thursday turned down the Odisha government's request to name negotiators for talks, while parleys for the release of Italian Paolo Bosusco from Maoist captivity remained stalled as the rebels' mediators alleged delaying tactics by the authorities.
According to media reports, abducted Biju Janata Dal Member of Legislative Assembly Jhina Hikaka will be released on Thursday in Koraput district of Odisha at 10 am. Reports say that the decision was taken at a Maoist 'people's court'. The Naxals have also asked Hikaka to 'resign'.
With the deadline set by the Maoists holding Biju Janata Dal MLA Jhina Hikaka hostage ending on Wednesday, his fate still remained unknown despite the Odisha government's decision to seriously consider withdrawal of prosecution in "suitable cases" involving jailed rebels if the ultras free the legislator.
With the Maoists dropping the name of a hardcore ultra from the list of their 30 jailed associates and extending the deadline, the Odisha government on Monday expressed hope that Biju Janata Dal MLA Jhina Hikaka could be released on April 18.
As the deadline set by the abductors of Biju Janata Dal MLA Jhina Hikaka and Italian tour guide Paolo Bosusco ends Tuesday, the chances of an early solution to the twin hostage crises in Odisha appeared to have receded with both the Maoist groups placing new conditions for the duo's release from captivity.
The Odisha government on Wednesday hoped Maoists would soon name their negotiators for talks for release of Biju Janata Dal MLA Jhina Hikaka, a day after it invited them for parleys, even as intervention of Chief Minister Naveen Patnaik was sought by mediators in the Italian captive's case.
The Odisha government is examining the demands made by abductors of ruling Biju Janata Dal MLA Jhina Hikakaka, which includes release of jailed ultras, amid indication that talks with Maoist mediators for release of the second Italian will soon yield positive results.
Three days after being freed by Maoists, Odisha Member of Legislative Assembly Jhina Hikaka on Sunday said the ultras are likely to release a fresh audio message which could clear the air over his possible resignation as a legislator.
In an audio message to the media, a leader of Andhra Odisha Border Special Zonal Committee (AOBSZC) of CPI (Maoist) said the final verdict of the praja court on the fate of Laxmipur MLA would be communicated by April 25.
The Maoists holding ruling Biju Janata Dal MLA Jhina Hikaka hostage since March 24 have asked the Odisha government to clearly spell out by 5 pm on Tuesday the steps being taken by it to free 29 prisoners to pave way for the legislator's release on Wednesday.
The driver of the police officer's car and his personal security officer were unhurt in the incident. Home Secretary Tarunkanti Mishra said in Bhubaneswar that this was the first time that an IPS officer had been killed in the state.
The death toll in violence across Bangladesh triggered by the execution of a top Jamaat-e-Islami leader on Saturday rose to 10, even as Islamists set afire the house of a federal minister in the country's northwest.
The death toll in violence across Bangladesh triggered by the execution of a top Jamaat-e-Islami leader has risen to 21, prompting Prime Minister Sheikh Hasina to issue a stern warning saying, "We know how to control you."
Bangladesh's violence-plagued general elections, being boycotted by opposition Bangladesh Nationalist Party-led alliance, on Sunday witnessed low turn out in initial hours amid heavy security, as voters preferred to stay inside home fearing violence that has left six persons dead in last 12 hours.