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Nutrition
Food test
How to test for different food substances.
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Slide 1:
Diapositive
Science
Lower Secondary (Key Stage 3)
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Food test
How to test for different food substances.
Slide 1 - Diapositive
Describe how to test for protein with Biuret solution.
Slide 2 - Diapositive
Describe how to test for protein with Biuret solution.
Slide 3 - Question ouverte
Which test is used to detect protein?
A
Biuret test
B
Lugol's test
C
Emulsion test
D
Benedict's test
Slide 4 - Quiz
What does a positive test for protein look like?
A
Green
B
Purple
C
Blue
D
Red
Slide 5 - Quiz
What is the test for glucose?
A
Sudan III test
B
Iodine test
C
Biuret test
D
Benedict's test
Slide 6 - Quiz
Slide 7 - Diapositive
Describe the test for lipids.
Slide 8 - Question ouverte
What is the test for lipids?
A
Barfoed's test
B
Biuret test
C
Ethanol shaken
D
Benedict's test
Slide 9 - Quiz
Slide 10 - Diapositive
Describe how to test for starch
Slide 11 - Question ouverte
What does a positive starch test indicate?
A
Absence of glucose
B
Presence of starch
C
Absence of starch
D
Presence of sugar
Slide 12 - Quiz
Which reagent is commonly used for the starch test?
A
Benedict's solution
B
Potassium permanganate
C
Hydrogen peroxide
D
Iodine solution
Slide 13 - Quiz
What color change indicates the presence of starch in the starch test?
A
Red
B
Yellow
C
Green
D
Blue-black
Slide 14 - Quiz
Slide 15 - Diapositive
What is the purpose of a glucose test?
A
To assess cholesterol levels
B
To measure the level of sugar in blood
C
To monitor oxygen levels
D
To check blood pressure
Slide 16 - Quiz
What is the purpose of Benedict's solution?
A
Test for starch presence
B
Test for protein concentration
C
Test for lipid content
D
Test for reducing sugars in a solution
Slide 17 - Quiz
Which color indicates a positive result when using Benedict's solution?
A
Blue
B
Green
C
Yellow
D
Reddish-orange
Slide 18 - Quiz
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