Tom Jacobson added 16 points and Marcus Travis had 15 for the Sioux (6-3). Brady Andel and Brent Frikken each scored 14 points to lead Minnesota-Morris (1-8).
The Cougars shot only 33 percent from the field and 53 percent from the free throw line. North Dakota led at the half 40-22.
MINNESOTA-MORRIS (1-8): Deere 3-5 4-6 10, Lamppa 1-9 0-0 3, Andel 7-18 0-0 14, Irions 0-3 1-3 1, Harmson 0-3 0-1 0, Watts 0-3 0-0 0, Severson 0-2 0-0 0, Thompson 2-2 1-3 5, Benson 1-2 0-0 3, Kassulke 0-1 0-0 0, Frikken 6-9 2-3 14, Switras 0-1 0-0 0. Totals 20-60 8-15 50.
NORTH DAKOTA (6-3): Jacobson 6-12 2-2 16, Berg 1-5 2-2 4, Larson 3-8 0-0 8, Sheplee 2-2 0-0 5, Travis 5-8 3-5 15, Ristvedt 1-4 2-3 4, Mustard 6-9 5-5 17, Bernhardt 0-1 2-2 2, Badding 1-3 0-3 2, Reinke 3-7 0-0 6, Behrens 1-5 3-4 5. Totals 29-64 19-26 84.
Halftime: UND 40, MM 22. 3-point goals: MM 2-8 (Lamppa 1-3, Andel 0-1, Harmson 0-1, Severson 0-1, Benson 1-1, Frikken 0-1), UND 7-16 (Jacobson 2-4, Berg 0-3, Larson 2-6, Sheplee 1-1, Travis 2-2). Rebounds: MM 32 (Thompson 5), UND 48 (Mustard 13). Assists: MM 9 (Severson 2, Deere 2), UND 22 (Berg 8). Steals: MM 4 (four tied with 1), UND 8 (Larson 3). Total fouls: MM 18, UND 18. A-2,007.