Active Science-4:@0.715959:0.974382:0.852434:0.974382:0.852434:0.957785:0.715959:0.957785:0.013067:0.008070:0.007082:0.005752:0.009742:0.009077:0.005087:0.011413:0.008070:0.005752:0.009077:0.011072:0.008070:0.009077:0.006075:0.009993
energy of the sun. The sugar is stored  in the form of starch in the leaf for its own :@0.058474:0.062283:0.947648:0.062283:0.947648:0.041159:0.058474:0.041159:0.011895:0.014435:0.011895:0.010614:0.012742:0.012742:0.006062:0.011895:0.008075:0.006062:0.009356:0.014435:0.011895:0.006051:0.011049:0.014435:0.014435:0.006817:0.006062:0.015716:0.014435:0.011895:0.006062:0.011049:0.014435:0.012742:0.013176:0.010614:0.006062:0.007663:0.011049:0.006062:0.011049:0.009356:0.011895:0.010614:0.011895:0.013588:0.006062:0.006062:0.007663:0.014435:0.006062:0.009356:0.014435:0.011895:0.006062:0.008075:0.011895:0.010614:0.020794:0.006062:0.011895:0.008075:0.006062:0.011049:0.009356:0.013176:0.010614:0.010614:0.014435:0.006062:0.007663:0.014435:0.006062:0.009356:0.014435:0.011895:0.006062:0.007663:0.011895:0.013176:0.008075:0.006062:0.008075:0.011895:0.010614:0.006062:0.007663:0.009356:0.011049:0.006062:0.011895:0.018255:0.013979:0.006359
use and for animals. :@0.058474:0.086273:0.288763:0.086273:0.288763:0.065149:0.058474:0.065149:0.014435:0.011049:0.011895:0.006817:0.013176:0.014435:0.013588:0.006817:0.008075:0.011895:0.010614:0.006817:0.013176:0.014435:0.007663:0.020794:0.013176:0.007663:0.011049:0.006358:0.006359
The carbon dioxide is taken in through the stomata. The water is absorbed from :@0.058474:0.119354:0.947588:0.119354:0.947588:0.098230:0.058474:0.098230:0.015716:0.014435:0.011895:0.007023:0.010614:0.013176:0.010614:0.013176:0.011895:0.014435:0.007023:0.013588:0.007663:0.011895:0.012742:0.007663:0.013588:0.011895:0.007023:0.007663:0.011049:0.007023:0.009356:0.013176:0.014023:0.011895:0.014435:0.007023:0.007663:0.014435:0.007023:0.009356:0.014435:0.010614:0.011895:0.014435:0.012742:0.014435:0.007023:0.009356:0.014435:0.011895:0.007023:0.011049:0.009356:0.011895:0.020794:0.013176:0.009356:0.013176:0.006817:0.007023:0.015716:0.014435:0.011895:0.007023:0.018255:0.013176:0.009356:0.011895:0.010614:0.007023:0.007663:0.011049:0.007023:0.013176:0.013176:0.011049:0.011895:0.010614:0.013176:0.011895:0.013588:0.007023:0.008075:0.010614:0.011895:0.020337:0.006359
soil through the roots and carried to the plant parts by the stem. The process of :@0.058474:0.143343:0.947405:0.143343:0.947405:0.122220:0.058474:0.122220:0.011049:0.011895:0.007663:0.007663:0.007320:0.009356:0.014435:0.010614:0.011895:0.014435:0.012742:0.014435:0.007320:0.009356:0.014435:0.011895:0.007320:0.010614:0.011895:0.011895:0.009356:0.011049:0.007320:0.013176:0.014435:0.013588:0.007320:0.010614:0.013176:0.010614:0.010614:0.007663:0.011895:0.013588:0.007320:0.009356:0.011895:0.007320:0.009356:0.014435:0.011895:0.007320:0.013588:0.007663:0.013176:0.014435:0.009356:0.007320:0.013588:0.013176:0.010614:0.009356:0.011049:0.007320:0.013176:0.012742:0.007320:0.009356:0.014435:0.011895:0.007320:0.011049:0.009356:0.011895:0.020794:0.006817:0.007320:0.015716:0.014435:0.011895:0.007320:0.013588:0.010614:0.011895:0.010614:0.011895:0.011049:0.011049:0.007320:0.011895:0.007618:0.006359
photosynthesis can be shown as::@0.058474:0.167333:0.414536:0.167333:0.414536:0.146210:0.058474:0.146210:0.013588:0.014435:0.011895:0.009356:0.011895:0.011049:0.012742:0.014435:0.009356:0.014435:0.011895:0.011049:0.007663:0.011049:0.006817:0.010614:0.013176:0.014435:0.006817:0.013176:0.011895:0.006817:0.011049:0.014435:0.011895:0.018255:0.014435:0.006817:0.013176:0.011049:0.006359
Activity 1.1:@0.058474:0.266336:0.193373:0.266336:0.193373:0.243038:0.058474:0.243038:0.017477:0.012833:0.009859:0.008578:0.014092:0.008578:0.009859:0.014092:0.006680:0.013245:0.006474:0.013131
Aim :@0.058474:0.299000:0.109327:0.299000:0.109327:0.277366:0.058474:0.277366:0.016229:0.007966:0.020562:0.006096
  : :@0.251286:0.299000:0.287907:0.299000:0.287907:0.277366:0.251286:0.277366:0.006096:0.018417:0.006011:0.006096
To test a leaf for the presence of starch as food.:@0.300304:0.297112:0.766562:0.297112:0.766562:0.277497:0.300304:0.277497:0.014275:0.010727:0.006011:0.008369:0.010727:0.009941:0.008369:0.006011:0.011917:0.006011:0.006797:0.010727:0.011917:0.007180:0.006011:0.007180:0.010727:0.009538:0.006011:0.008369:0.013085:0.010727:0.006011:0.012299:0.009538:0.010727:0.009941:0.010727:0.013085:0.009538:0.010727:0.006011:0.010727:0.007180:0.006011:0.009941:0.008369:0.011917:0.009538:0.009538:0.013085:0.006011:0.011917:0.009941:0.006011:0.007180:0.010727:0.010727:0.012299:0.005905
Materials Required : :@0.058474:0.332081:0.287888:0.332081:0.287888:0.310447:0.058474:0.310447:0.020944:0.013085:0.009155:0.012299:0.011131:0.007966:0.013085:0.007583:0.010727:0.006205:0.017418:0.012299:0.013871:0.014657:0.007966:0.011131:0.012299:0.014275:0.001211:0.006011:0.006096
•:@0.300304:0.330193:0.313176:0.330193:0.313176:0.310578:0.300304:0.310578:0.012873
 :@0.313282:0.330193:0.319187:0.330193:0.319187:0.310578:0.313282:0.310578:0.005905
a burner/tripod stand/wire gauze :@0.331350:0.330193:0.664018:0.330193:0.664018:0.310578:0.331350:0.310578:0.011917:0.006011:0.011917:0.013085:0.009538:0.013085:0.010727:0.009538:0.006011:0.008369:0.009538:0.006797:0.012299:0.010727:0.012299:0.006011:0.009941:0.008369:0.011917:0.013085:0.012299:0.006011:0.016632:0.006797:0.009538:0.010727:0.006011:0.011513:0.011917:0.013085:0.010324:0.010727:0.005905
•:@0.698997:0.330193:0.711869:0.330193:0.711869:0.310578:0.698997:0.310578:0.012873
  a beaker  :@0.711975:0.330193:0.828979:0.330193:0.828979:0.310578:0.711975:0.310578:0.005905:0.017057:0.011917:0.006011:0.011917:0.010727:0.011917:0.012703:0.010727:0.009538:0.002681:0.005905
•:@0.300304:0.354183:0.313176:0.354183:0.313176:0.334568:0.300304:0.334568:0.012873
  boiling tube :@0.313282:0.354183:0.455007:0.354183:0.455007:0.334568:0.313282:0.334568:0.005905:0.012172:0.011917:0.010727:0.006797:0.006797:0.006797:0.013085:0.011513:0.006011:0.008369:0.013085:0.011917:0.010727:0.005905
•:@0.698997:0.354183:0.711869:0.354183:0.711869:0.334568:0.698997:0.334568:0.012873
  tongs :@0.711975:0.354183:0.794478:0.354183:0.794478:0.334568:0.711975:0.334568:0.005905:0.017057:0.008369:0.010727:0.013085:0.011513:0.009941:0.005905
 :@0.823073:0.354183:0.828979:0.354183:0.828979:0.334568:0.823073:0.334568:0.005905
•:@0.300304:0.378173:0.313176:0.378173:0.313176:0.358558:0.300304:0.358558:0.012873
  test tube holder :@0.313282:0.378173:0.493965:0.378173:0.493965:0.358558:0.313282:0.358558:0.005905:0.012172:0.008369:0.010727:0.009941:0.008369:0.006011:0.008369:0.013085:0.011917:0.010727:0.006011:0.013085:0.010727:0.006797:0.012299:0.010727:0.009538:0.005905
•:@0.698997:0.378173:0.711869:0.378173:0.711869:0.358558:0.698997:0.358558:0.012873
  white tile :@0.711975:0.378173:0.835156:0.378173:0.835156:0.358558:0.711975:0.358558:0.005905:0.017057:0.016632:0.013085:0.006797:0.008369:0.010727:0.006011:0.008369:0.006797:0.006797:0.010727:0.005905
 :@0.881897:0.378173:0.887802:0.378173:0.887802:0.358558:0.881897:0.358558:0.005905
•:@0.300304:0.402163:0.313176:0.402163:0.313176:0.382548:0.300304:0.382548:0.012873
  leaf to be tested (hibiscus leaves are excellent) :@0.313282:0.402163:0.795684:0.402163:0.795684:0.382548:0.313282:0.382548:0.005905:0.012172:0.006797:0.010727:0.011917:0.007180:0.006011:0.008369:0.010727:0.006011:0.011917:0.010727:0.006011:0.008369:0.010727:0.009941:0.008369:0.010727:0.012299:0.006011:0.007180:0.013085:0.006797:0.011917:0.006797:0.009941:0.009538:0.013085:0.009941:0.006011:0.006797:0.010727:0.011917:0.011513:0.010727:0.009941:0.006011:0.011917:0.009538:0.010727:0.006011:0.010727:0.011513:0.009538:0.010727:0.006797:0.006797:0.010727:0.013085:0.008369:0.007180:0.005905
 :@0.823073:0.402163:0.828979:0.402163:0.828979:0.382548:0.823073:0.382548:0.005905
•:@0.300304:0.426153:0.313176:0.426153:0.313176:0.406538:0.300304:0.406538:0.012873
  90% ethanol :@0.313282:0.426153:0.459617:0.426153:0.459617:0.406538:0.313282:0.406538:0.005905:0.012172:0.011917:0.011917:0.017801:0.006011:0.010727:0.008369:0.013085:0.011917:0.013085:0.010727:0.006797:0.005905
•:@0.698997:0.426153:0.711869:0.426153:0.711869:0.406538:0.698997:0.406538:0.012873
  iodine solution:@0.711975:0.426153:0.880805:0.426153:0.880805:0.406538:0.711975:0.406538:0.005905:0.017057:0.006797:0.010727:0.012299:0.006797:0.013085:0.010727:0.006011:0.009941:0.010727:0.006797:0.013085:0.008369:0.006797:0.010727:0.012979
Procedure:@0.058474:0.461121:0.175389:0.461121:0.175389:0.439487:0.058474:0.439487:0.016229:0.011131:0.013085:0.011917:0.012299:0.014275:0.014657:0.011131:0.012193
::@0.275794:0.461121:0.281699:0.461121:0.281699:0.439487:0.275794:0.439487:0.005905
  1.  Take a green leaf  from  a plant that has  been exposed to :@0.281802:0.459234:0.947170:0.459234:0.947170:0.439619:0.281802:0.439619:0.005905:0.012596:0.011917:0.006011:0.005905:0.007222:0.014275:0.011917:0.012703:0.010727:0.011364:0.011917:0.011364:0.011513:0.009538:0.010727:0.010727:0.013085:0.011364:0.006797:0.010727:0.011917:0.007180:0.005905:0.005449:0.007180:0.009538:0.010727:0.018990:0.005905:0.005449:0.011917:0.011364:0.012299:0.006797:0.011917:0.013085:0.008369:0.011364:0.008369:0.013085:0.011917:0.008369:0.011364:0.013085:0.011917:0.009941:0.005905:0.005449:0.011917:0.010727:0.010727:0.013085:0.011364:0.010727:0.011513:0.012299:0.010727:0.009941:0.010727:0.012299:0.011364:0.008369:0.010621:0.005905
sunlight for a few hours.:@0.332984:0.483223:0.575884:0.483223:0.575884:0.463609:0.332984:0.463609:0.009941:0.013085:0.013085:0.006797:0.006797:0.011513:0.013085:0.008369:0.006011:0.007180:0.010727:0.009538:0.006011:0.011917:0.006011:0.007180:0.010727:0.016632:0.006011:0.013085:0.010727:0.013085:0.009538:0.009941:0.005905
 :@0.058474:0.516304:0.064379:0.516304:0.064379:0.496689:0.058474:0.496689:0.005905
    2.  Half-fill a beaker with :@0.251286:0.516304:0.557978:0.516304:0.557978:0.496689:0.251286:0.496689:0.005905:0.018606:0.005905:0.018610:0.011917:0.006011:0.005905:0.007222:0.017801:0.011917:0.006797:0.007180:0.007180:0.007180:0.006797:0.006797:0.006797:0.006011:0.011917:0.006011:0.011917:0.010727:0.011917:0.012703:0.010727:0.009538:0.006011:0.016632:0.006797:0.008369:0.012981:0.005905
water. Heat the water :@0.332984:0.540294:0.558192:0.540294:0.558192:0.520679:0.332984:0.520679:0.016632:0.011917:0.008369:0.010727:0.009538:0.006011:0.006011:0.017801:0.010727:0.011917:0.008369:0.006011:0.008369:0.013085:0.010727:0.006011:0.016632:0.011917:0.008369:0.010727:0.009433:0.005905
until it boils. Maintain :@0.332984:0.564284:0.554666:0.564284:0.554666:0.544669:0.332984:0.544669:0.012660:0.012660:0.007944:0.006373:0.006373:0.005587:0.006373:0.007944:0.005587:0.011492:0.010302:0.006373:0.006373:0.009516:0.005587:0.005587:0.019734:0.011492:0.006373:0.012660:0.007944:0.011492:0.006373:0.012981:0.005905
the water at the boiling :@0.332984:0.588274:0.571022:0.588274:0.571022:0.568659:0.332984:0.568659:0.007942:0.012662:0.010302:0.006011:0.016632:0.011917:0.008369:0.010727:0.009538:0.006011:0.011917:0.008369:0.006011:0.008369:0.013085:0.010727:0.006011:0.011917:0.010727:0.006797:0.006797:0.006797:0.013085:0.011409:0.005905
point.:@0.332984:0.612264:0.390167:0.612264:0.390167:0.592649:0.332984:0.592649:0.012299:0.010727:0.006797:0.013085:0.008369:0.005905
 :@0.058474:0.645345:0.064379:0.645345:0.064379:0.625730:0.058474:0.625730:0.005905
    3.  Use tongs to place the :@0.251286:0.645345:0.555490:0.645345:0.555490:0.625730:0.251286:0.625730:0.005905:0.018606:0.005905:0.018610:0.011917:0.006011:0.005905:0.007222:0.017418:0.009941:0.010727:0.006011:0.008369:0.010727:0.013085:0.011513:0.009941:0.006011:0.008369:0.010727:0.006011:0.012299:0.006797:0.011917:0.009538:0.010727:0.006011:0.008369:0.013085:0.010621:0.005905
leaf in the boiling water. :@0.332984:0.669335:0.582344:0.669335:0.582344:0.649720:0.332984:0.649720:0.006797:0.010727:0.011917:0.007180:0.006011:0.006797:0.013085:0.006011:0.008369:0.013085:0.010727:0.006011:0.011917:0.010727:0.006797:0.006797:0.006797:0.013085:0.011513:0.006011:0.016632:0.011917:0.008369:0.010727:0.009538:0.005907:0.005905
Boil for 2 minutes.:@0.332984:0.693324:0.517044:0.693324:0.517044:0.673710:0.332984:0.673710:0.015443:0.010727:0.006797:0.006797:0.006011:0.007180:0.010727:0.009538:0.006011:0.011917:0.006011:0.018990:0.006797:0.013085:0.013085:0.008369:0.010727:0.009941:0.005905
 :@0.058474:0.726405:0.064379:0.726405:0.064379:0.706790:0.058474:0.706790:0.005905
    4.  Turn off the burner. :@0.251286:0.726405:0.536351:0.726405:0.536351:0.706790:0.251286:0.706790:0.005905:0.018606:0.005905:0.018610:0.011917:0.006011:0.005905:0.007222:0.014275:0.013085:0.009538:0.013085:0.006011:0.010727:0.007180:0.007180:0.006011:0.008369:0.013085:0.010727:0.006011:0.011917:0.013085:0.009538:0.013085:0.010727:0.009538:0.005905:0.005905
 :@0.058474:0.759486:0.064379:0.759486:0.064379:0.739871:0.058474:0.739871:0.005905
    5.  Place the boiled leaf in a :@0.251286:0.759486:0.580341:0.759486:0.580341:0.739871:0.251286:0.739871:0.005905:0.018606:0.005905:0.018610:0.011917:0.006011:0.005905:0.007222:0.014275:0.006797:0.011917:0.009538:0.010727:0.006011:0.008369:0.013085:0.010727:0.006011:0.011917:0.010727:0.006797:0.006797:0.010727:0.012299:0.006011:0.006797:0.010727:0.011917:0.007180:0.006011:0.006797:0.013085:0.006011:0.011808:0.005905
boiling tube containing :@0.332984:0.783476:0.567453:0.783476:0.567453:0.763861:0.332984:0.763861:0.011917:0.010727:0.006797:0.006797:0.006797:0.013085:0.011513:0.006011:0.008369:0.013085:0.011917:0.010727:0.006011:0.009538:0.010727:0.013085:0.008369:0.011917:0.006797:0.013085:0.006797:0.013085:0.011409:0.005905
90% ethanol.:@0.332984:0.807466:0.461242:0.807466:0.461242:0.787851:0.332984:0.787851:0.011917:0.011917:0.017801:0.006011:0.010727:0.008369:0.013085:0.011917:0.013085:0.010727:0.006797:0.005905
 :@0.058474:0.840547:0.064379:0.840547:0.064379:0.820932:0.058474:0.820932:0.005905
    6.  Place the boiling tube in hot water and boil for 10 minutes or :@0.251286:0.840547:0.947149:0.840547:0.947149:0.820932:0.251286:0.820932:0.005905:0.018606:0.005905:0.018610:0.011917:0.006011:0.005905:0.007222:0.014275:0.006797:0.011917:0.009538:0.010727:0.006458:0.008369:0.013085:0.010727:0.006458:0.011917:0.010727:0.006797:0.006797:0.006797:0.013085:0.011513:0.006458:0.008369:0.013085:0.011917:0.010727:0.006458:0.006797:0.013085:0.006458:0.013085:0.010727:0.008369:0.006458:0.016632:0.011917:0.008369:0.010727:0.009538:0.006458:0.011917:0.013085:0.012299:0.006458:0.011917:0.010727:0.006797:0.006797:0.006458:0.007180:0.010727:0.009538:0.006458:0.011917:0.011917:0.006458:0.018990:0.006797:0.013085:0.013085:0.008369:0.010727:0.009941:0.006458:0.010727:0.009433:0.005905
until the leaf decolourises.    :@0.332984:0.864537:0.618754:0.864537:0.618754:0.844922:0.332984:0.844922:0.013085:0.013085:0.008369:0.006797:0.006797:0.006011:0.008369:0.013085:0.010727:0.006011:0.006797:0.010727:0.011917:0.007180:0.006011:0.012299:0.010727:0.009538:0.010727:0.006797:0.010727:0.013085:0.009538:0.006797:0.009941:0.010727:0.009941:0.005907:0.006120:0.006011:0.006011:0.005905
 :@0.058474:0.897617:0.064379:0.897617:0.064379:0.878003:0.058474:0.878003:0.005905
    7.  Gently remove the leaf from the test tube and wash with a fine :@0.251286:0.897617:0.947020:0.897617:0.947020:0.878003:0.251286:0.878003:0.005905:0.018604:0.005905:0.018612:0.011917:0.006011:0.005905:0.007222:0.016632:0.010727:0.013085:0.008369:0.006797:0.011513:0.004843:0.009538:0.010727:0.018990:0.010727:0.011513:0.010727:0.004843:0.008369:0.013085:0.010727:0.004843:0.006797:0.010727:0.011917:0.007180:0.004843:0.007180:0.009538:0.010727:0.018990:0.004843:0.008369:0.013085:0.010727:0.004843:0.008369:0.010727:0.009941:0.008369:0.004843:0.008369:0.013085:0.011917:0.010727:0.004843:0.011917:0.013085:0.012299:0.004843:0.016632:0.011917:0.009941:0.013085:0.004843:0.016632:0.006797:0.008369:0.013085:0.004843:0.011917:0.004843:0.007180:0.006797:0.013085:0.010621:0.005905
drip of cold tap water. :@0.332984:0.921607:0.556915:0.921607:0.556915:0.901992:0.332984:0.901992:0.012299:0.009538:0.006797:0.012299:0.006011:0.010727:0.007180:0.006011:0.009538:0.010727:0.006797:0.012299:0.006011:0.008369:0.011917:0.012299:0.006011:0.016632:0.011917:0.008369:0.010727:0.009538:0.006011:0.005905
Carbon Dioxide + Water:@0.203055:0.205586:0.460363:0.205586:0.460363:0.184462:0.203055:0.184462:0.016631:0.012833:0.010271:0.012833:0.011552:0.014092:0.005902:0.017912:0.007320:0.011552:0.012399:0.007320:0.013245:0.011552:0.005902:0.013977:0.005902:0.022556:0.012833:0.009013:0.011552:0.010157
Sugar + Oxygen:@0.614594:0.205586:0.786277:0.205586:0.786277:0.184462:0.614594:0.184462:0.014526:0.014092:0.012399:0.012833:0.010271:0.006474:0.013977:0.006474:0.017912:0.012399:0.012399:0.012399:0.011552:0.013977
Light:@0.513721:0.184381:0.563505:0.184381:0.563505:0.166275:0.513721:0.166275:0.013176:0.006275:0.010627:0.012078:0.007627
Chlorophyll:@0.484750:0.222260:0.592475:0.222260:0.592475:0.204154:0.484750:0.204154:0.014255:0.012078:0.006275:0.009902:0.008804:0.009902:0.011353:0.012078:0.010627:0.006275:0.006176
11:@0.906397:0.967768:0.926474:0.967768:0.926474:0.951170:0.906397:0.951170:0.010083:0.009993