1. वनस्पतिशास्त्र   algebra   geometry   botany   trigonometry   Hint Half-n-half Clue   2. त्रिकोणमिति   algebra   astronomy   physics   trigonometry   Half-n-half Clue   3. कलन   physics   psychology   calculus   zoology   Half-n-half Clue   4. रसायन-शास्त्र   zoology   chemistry   botany   geometry   Half-n-half Clue   5. खगोलविद्या   philosophy   history   chemistry   astronomy   Half-n-half Clue   6. जीवविज्ञान   calculus   zoology   biology   botany   Half-n-half Clue   7. इतिहास   history   geology   trigonometry   calculus   Half-n-half Clue