Food Tests

Question 1

What are the main food groups found in food? (7)

Answer 1

1. Carbohydrates
2. Proteins
3. Fats
4. Vitamins
5. Minerals
6. Fibre
7. Water

Question 2

1. Colour if starch is present 2. Not present

Answer 2

1. Blue-black 2. Orange

Question 3

1.Colour if glucose is present 2. not present

Answer 3

1. Green/orange/red 2. Blue

Question 4

1. Colour if protein is present 2. Not present

Answer 4

1. Pink/purple 2. Blue

Question 5

1. Colour if fat (ethanol) is present 2. Not present

Answer 5

1. Cloudy upper layer 2. Clear

Question 6

1. Colour if fat (Sudan III) is present 2. Not present

Answer 6

1. Red 2. Violet

Question 7

Name for test for sugar

Answer 7

Benedict’s test

Question 8

Name for starch test

Answer 8

Iodine solution

Question 9

Name of test for proteins

Answer 9

Buiret test

Question 10

Lipid test name

Answer 10

Sudan iii