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WorksheetsFood Tests - Y9 Science
Total questions: 12
Worksheet time: 6mins
The iodine test is for .....
lipids (oil and fat)
protein
starch
simple sugars
In a positive test, iodine solution would ...
turn red
turn yellow
turn purple
turn blue/black
Iodine solution is normally ..
red
yellow/brown
purple
blue/black
Benedict's solution is normally...
red
blue
purple
blue/black
Benedict's test is for...
lipids (oil and fat)
protein
starch
simple sugars
Benedict's test requires...
only the food
gentle heat and the food
an acid environment and the food
cold temperature and the food
Sucrose when heated with a little Benedicts solution ...
should stay blue
should turn blue
should turn orange
should stay orange
NaOH and CuSO4 is used to test for ...
lipids (oil and fat)
protein
starch
simple sugars
In a positive test, the protein would ...
turn red
turn yellow
turn purple
turn blue/black
The paper test or the alcohol water test is for ...
lipids (oil and fat)
protein
starch
simple sugars
Fat, oil and wax are examples of
lipids
protein
starch
simple sugars
A student tests a type of food. It turns iodine solution blue black, but Benedicts solution stays blue. The food is most likely to be...
salmon
lettuce
potato
apple
