1. chemistry   bhoovigyaan   beejaganit   rasaayan - shaastra   darshan shaastra   Hint Half-n-half Clue   2. algebra   vanspatishaastra   khagolvidyaa   beejaganit   bhautik vigyaan   Half-n-half Clue   3. geography   rekhaaganit   rasaayan - shaastra   bhoogol   vanspatishaastra   Half-n-half Clue   4. geometry   kalan   rekhaaganit   beejaganit   bhautik vigyaan   Half-n-half Clue   5. geology   bhoovigyaan   darshan shaastra   rekhaaganit   kalan   Half-n-half Clue   6. physics   kalan   bhautik vigyaan   bhoogol   jeev - vigyaan   Half-n-half Clue   7. biology   bhoovigyaan   jeev - vigyaan   darshan shaastra   jeevavigyaan   Half-n-half Clue