| Answer | Crossword Clue |
|---|---|
| SUBJ | Chem. or calc. |
| MATH | Trig or calc |
| MATH | Calc or trig |
| MATHS | Trig or calc, to a Brit |
| SCI | Biol. or chem. |
| SCI | Chem. or phys. |
| SCI | Chem. or zool. |
| SCI | Bio. or chem. |
| SCI | Bio. or Chem. |
| SCI | Bot. or chem. |
| SCI | Chem. or bio. |
| SCI | Anat. or chem. |
| SCI | Phys. or chem. |
| SCI | Chem. or geology |
| SCI | Chem. or biol. |
| ENGR | Could be chem. or mech. |
| SYM | N, O or P, in chem. |
| SCH | Where to study chem. or hist. |
