Year 12 Food - Digestion Topic Quiz

The gastric juices in the stomach working to dissolve food is an example of

• Digestion

• Enzymatic Hydrolysis

• Mechanical Digestion

• Chemical Digestion

The use of ____________________to break down food, such as chewing or the squashing movement of the intestines

Enzymatic hydrolysis occurs when an enzyme incorporates a ____________ molecule over the bonds between the molecular building blocks of food causing it to break

Food mixed with saliva in the mouth is referred to as

• A bolus

• Chyme

• Soft mass

• Food

The wave like contractions that transport food down the Oesophagus are called:

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The smallest form of a protein is

• A single molecule of glucose

• A single amino acid

• A single fatty acid

• A single fatty acid and molecule of glycerol

Proteins are broken down in the stomach to peptides by the enzyme

• Protease

• Pepsin

• Bile

• Lingual lipase

Carbohydrates are converted from starches into sugars by the enzyme Amylase in the

• Oesophagus

• Small intestine

• Mouth

• Pancreas

Fats are digested via enzymatic hydrolysis in the small intestine by which two enzymes

• Bile and Insulin

• Bile and Protease

• Bile and Lingual Lipase

• Bile and Pancreatic Lipase

Protease digests which macronutrients in the small intestine

• Carbohydrates

• Fats

• Protein

• Fibre