Food Tests

Food Tests

Open Ended

What are the 7 main food groups?

Multiple Choice

What is the colour of a negative starch test?

• Orange

• Purple

• Brown

• Orange/Brown

Multiple Choice

What is the colour of a positive starch test?

• Black

• Blue

• Blue/Black

• Purple

Multiple Choice

What do you need to do to Benedict's solution to ensure it works?

• Heat briefly

• Heat to over 70 degrees

• Boil it

• Warm it up

Multiple Choice

What is the colour change for a positive Benedict's test?

• Blue to black

• Blue to orange/red

• Orange/red to blue

• Black to blue

Fill in the Blanks

In a biuret test the presence of protein is denoted by a colour change to

Multiple Select

If fats are present you will see

• colour change from blue to orange/red

• cloudy liquid

• colour change from orange/brown to blue black

• no change

Multiple Select

Which nutrients are in the food sample?

• Protein

• Lipids

• Starch

• Glucose

Multiple Select

Which nutrients are in this food sample?

• Protein

• Fats

• Starch

• Glucose

Multiple Select

Which nutrients are in this food sample?

• Protein

• Lipids

• Starch

• Glucose

Multiple Select

Which nutrients are in this food sample?

• Protein

• Lipids

• Starch

• Glucose

Multiple Choice

A balanced diet...

• contains the same amounts of the main food groups

• contains healthy amounts of the main food groups

• doesn’t fall off the table

Multiple Choice

A balanced diet for most people has more…

• fat than water

• carbohydrate than protein

• crisps than fruit

Multiple Choice

To test for protein in food you…

• add iodine solution

• do the Biuret test

• poke it with a big stick

Multiple Choice

Sugar and starch are both…

• proteins

• lipids

• carbohydrates

Multiple Choice

Iodine solutions turns blue-black with…

• Starch

• Protein

• Lipids

Multiple Choice

A food went orangey-red when it was boiled with Benedicts solution. It could be…

• Protein

• Starch

• Glucose

• Lipids