Hardest BIOO classes at Montana State

Ranked by average GPA from official grade distributions. Only courses with at least 100 graded students.

1. BIOO 230: Identification of Seed Plants Average GPA 2.56, 970 students
2. BIOO 310: Comparative Vertebrate Anatomy Average GPA 2.75, 927 students
3. BIOO 412: Animal Physiology Average GPA 2.87, 1,182 students
4. BIOO 262IN: Introduction to Entomology Average GPA 2.91, 594 students
5. BIOO 162CS: Insects and Human Society Average GPA 3.18, 435 students
6. BIOO 415: Ichthyology Average GPA 3.19, 387 students
7. BIOO 433: Plant Physiology Average GPA 3.32, 596 students
8. BIOO 475: Mammalogy Average GPA 3.39, 518 students
9. BIOO 220: General Botany Average GPA 3.42, 294 students
10. BIOO 435: Plant Systematics Average GPA 3.46, 131 students
11. BIOO 470: Ornithology Average GPA 3.49, 438 students
12. BIOO 418: Ecol Physio of Aquatic Orgnsms Average GPA 3.55, 107 students

See also: Easiest classes, Montana State course catalog, BIOO course catalog.