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biology Paper 1
FOOD TESTS!
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Cards (4)
BENEDICTS - tests for
sugar
, add to solution and heat in water bath. Colour change = blue to brick red
IODINE
: test for
starch
, add to solution. Colour change =
orange
to
blue black
BURIET :
protien
, colour change = blue -
pink purple
ETHANOL/EMULSION:
lipids
and fats , add to solution and shake. Colour change = clear -
cloudy