Food Tests

Question 1

What is the food test for starch?

Answer 1

Iodine solution if starch is present turns blue / if starch isn’t present turns brick red / brown.

Question 2

What is the food test for glucose?

Answer 2

Using Benedict’s solution you heat to 75 degrees if glucose is not present = blue if a little is present = green if lots is present = turns red.

Question 3

What is the food test for Proteins?

Answer 3

Using biuret solution and the food turns purple if protein present