Flashcards in Food Tests Deck (4)
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1
Q
How do you test for starch?
A
To test for starch you use iodine solution.
Add a few drops of iodine solution to the food solution
If the solution turns dark blue the food contains starch
2
Q
How do you test for lipids?
A
Rub some of the food onto a piece of filter paper
Hold the paper up to the light
If the paper is translucent it contains Lipids
3
Q
How do you test for sugar?
A
Add a few drops of Benedict’s solution
Heat the test tube in a water bath
If the solution turns orange it contains sugar
4
Q
How do you test for protein?
A
Add a few drops of copper sulphate and sodium hydroxide to your solution
If the solution turns purple it contains protein