1) SQA Highers: AAAA-ABBB or more if two sittings, to include three from Geography (preferred), Mathematics, Biology, Chemistry, Physics or Geology; with Standard Grade Mathematics at Grade 2.
2) GCE A Levels: AAA-ABB in one sitting, to include two from Geography (preferred), Mathematics, Biology, Chemistry, Physics or Geology, with GCSE Mathematics at Grade B.
3) IB: 37-32 points overall and award of IB Diploma to include three from Geography (preferred), Biology, Chemistry, Mathematics or Physics at HL Grade 5.