1. geometria   chemistry   geometry   astronomy   psychology   Hint Half-n-half Clue   2. zoologia   psychology   zoology   astronomy   geology   Half-n-half Clue   3. filosofia   history   astronomy   zoology   philosophy   Half-n-half Clue   4. botanica   botany   trigonometry   astronomy   zoology   Half-n-half Clue   5. chimica   trigonometry   chemistry   astronomy   geography   Half-n-half Clue   6. astronomia   astronomy   chemistry   psychology   geology   Half-n-half Clue   7. biologia   biology   algebra   zoology   geology   Half-n-half Clue