grade 6 mid term test

What label is missing?

(a)  

Digestion is the breaking down of large insoluble food molecules into small soluble molecules.

• true

• false

Where is water reabsorbed?

• stomach

• small intestine

• large intestine

• liver

An enzyme that breaks down carbohydrates into simple sugars, such as glucose is called:

• lactase

• amylase/carbohydrase

• lipase

• protease

An enzyme that breaks down lipids into fatty acids and glycerol is called

• lactase

• lipase

• amylase

• protease

Proteins are broken down into

• amino acids

• fatty acids

• sugars

• fatty acids and glycerol

What are the building blocks of lipids (fats):

• amino acids

• fatty acids

• fatty acids and glycerol

• sugars

What chemical is used to test foods for proteins:

• Benedict's solution

• Biuret reagent

• Ethanol

• Filter paper

What chemical is used to test foods for starch:

• Benedict's solution

• Biuret reagent

• Iodine solution

• Filter paper

Which of the following is an example of carbohydrates?

• fatty acids

• amino acids

• glycerol

• sugar