1. física   botany   psychology   physics   zoology   Hint Half-n-half Clue   2. astronomia   botany   philosophy   astronomy   geography   Half-n-half Clue   3. biologia   philosophy   biology   psychology   chemistry   Half-n-half Clue   4. zoologia   philosophy   history   geography   zoology   Half-n-half Clue   5. história   geometry   history   geology   trigonometry   Half-n-half Clue   6. álgebra   algebra   zoology   psychology   geography   Half-n-half Clue   7. botânica   botany   zoology   astronomy   calculus   Half-n-half Clue