Food Tests Flashcards

You may prefer our related Brainscape-certified flashcards:
1
Q

How do you test for glucose?

A

Add blue benedict’s solution and heat. Observe a colour change from blue to brick red.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

How do you test for starch?

A

Add iodine (red) to the solution and observe a colour change from yellow-red to blue-black.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

How do you test for fats (lipids)?

A

Add ethanol to the solution (crush the food to make it dissolve first, add water). A cloudy white layer will be seen if a lipid is present.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

How do you test for protein?

A

Add biuret to the solution. Observe a colour change from blue to purple.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly