Patnaik, who also holds the Home portfolio, said this during the concluding function of the Odisha Police Duty Meet.
He said the state police have made considerable progress in using scientific aids during investigation and inculcation of scientific temper amongst police personnel.
"Investigation of crime is one of the most important responsibilities of police. Such investigation has to be conducted efficiently and effectively. Police has to be impartial, firm and prompt in handling crime and criminals," Patnaik said.