MPHA scored through Mohammad Nizamuddin (4th min), Izhar Qureshi (1st, 9th, 36th), Sumit Patel (25th), Mohammad Umar (27th), Amir Shafique (33rd), Abhay Yadav (56th), Nicky Kaushal (63rd, 68th) and Arjun Sharma (64th) while Bihar's only reply came from Raushav Kumar (61st) in their last league match of Pool G played at the Moti Lal Nehru Sports Complex, Rai.
Punjab, Haryana and Sports Authority of India are the three teams who have already qualified for the quarter-finals.
Himachal Pradesh easily defeated Gujarat 9-0 in their opening game of Pool F.
Himachal Pradesh, who led 5-0 at the half time, scored through Lovepreet Singh (3rd), Karanbir Singh (9th, 11th), Gurjant Singh (15th), Tarandeep Singh (23rd, 47th, 68th), Balram Kumar (32nd) and Pawan Rajbhar (61st).
Hockey Bhopal also registered their first win in Pool B by beating Tamil Nadu 5-2, while Uttarakhand beat Assam 3-1 in Pool G.