Bachelor of Science in Geology Possible Sequence of Courses - the following is ONE four-year schedule that would result in the B. S. degree in geology. Many other permutations of this plan are possible including additional majors and/or minors in other disciplines. All upper-level science courses are on rotation making exact duplication of this four-year plan impossible for some students. This plan is intended as a guide only. Students are strongly encouraged to choose their courses in consultation with their advisor.