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WorksheetsFOOD TEST
Total questions: 23
Worksheet time: 12mins
I am used to test for the presence of complex carbohydrates (starch)
Benedict's Test
Biuret Test
Iodine Test
Ethanol Emulsion Test
I am used to test for the presence of simple carbohydrates (sugars)
Benedict's Test
Biuret Test
Iodine Test
Ethanol Emulsion Test
I am used to test for the presence of protein
Benedict's Test
Biuret Test
Iodine Test
Ethanol Emulsion Test
I am used to test for the presence of lipids (fats)
Benedict's Test
Biuret Test
Iodine Test
Ethanol Emulsion Test
If I am positive, I will turn brick-red
Benedict's Test
Biuret Test
Iodine Test
Ethanol Emulsion Test
If I am positive, I will turn dark blue/black
Benedict's Test
Biuret Test
Iodine Test
Ethanol Emulsion Test
If I am positive, I will turn purple (violet)
Benedict's Test
Biuret Test
Iodine Test
Ethanol Emulsion Test
In this experiment, you must put your test tubes into a hot water bath
Benedict's Test
Biuret Test
Iodine Test
Ethanol Emulsion Test
This solution is changed into dark blue when mixed up with the food. Name the solution and the food. (select multiple options)
Starch
Iodine
Protein
Millon's reagent
Benedict
Name the food test and the type of food that was being tested. (select multiple options)
Benedict's test
Glucose
Millon's test
Protein
Iodine test
Identify a mistake of this test.
The test tube is not in a water bath
Blue flame is used
Only a few drops of Benedict's reagent is used
This is emulsion test. Select the names ALL the mixtures used. (You can select more than one options)
Water
Ethanol
Oil
Millon's reagent
Filter paper
Name the test to identify the presence of fat in food.
spot test
Filter paper test
Iodine test
Benedict's test
The grease spot that is formed on the paper is ....................
transparent
translucent
transgender
translocation
A negative test for starch will cause Iodine to stay...
orange/red/brown
blue
black
blue-black
A negative test for protein will cause Biuret to stay...
brick red
blue
black
orange
A negative test for glucose will cause Benedicts to stay...
brick red
blue
black
orange
Which chemicals did you mix to test for proteins - biuret test?
Ethanol and water
Iodine and potassium permanganate
Benedicts Solution
Sodium Hydroxide and Copper Sulphate
How do you test for lipids (emulsion test)?
By using Ethanol and water
By using Benedicts solution
By using Iodine
By using Biuret test
What is a positive result for the lipid emulsion test?
milky white colour
clear
yellow
green
The building blocks of proteins are
carbohydrates
amino acids
sugars
fatty acids
The building blocks of starch are
glycerol
amino acids
glucose
fatty acids
The building blocks of lipids are
Starches
Fatty acids and Glycerol
Sugars
Amino Acids
