Trinamool Congress leader Arabul Islam, accused of throwing a jug at a lady professor, on Monday surrendered before a district court which granted him bail.
Sources in the Kolkata police said that around 25 questions were asked to Partho.
Doctors examined the house-owner's 45-year-old son and sole living family member Partho De, who had been living with the skeleton of his sister and those of two dogs for the past six months.