Digestion & absorption multiple choice questions

Digestion & Absorption

Total marks:0 / 10

1 of 10

The enzyme lysozyme secreted from tear glands forms deposits on contact lenses.

Which ingredient would be effective in a contact lens cleaner for removing these deposits?

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2 of 10

A group of students was given a 1% solution of an unknown digestive enzyme.

They were also given three tubes containing an identical mixture of foods.

The students carried out a different biochemical test on each tube before and after adding the unknown enzyme. Their results are shown in the table below.

Table showing the results of biochemical tests before and after adding an unknown enzyme. Biuret test remains purple, iodine test changes from blue/black to yellow/orange, Benedict's test remains brick red.

Name the type of enzyme the students used.

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3 of 10

Human pancreatic lipase breaks the bonds between fatty acids and glycerol.

What name is given to this reaction?

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4 of 10

What is the primary function of salivary amylase in the digestion of starch?

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5 of 10

Which enzyme completes the digestion of maltose in the human digestive system?

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6 of 10

How are fatty acids and monoglycerides absorbed into the epithelial cells lining the ileum?

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7 of 10

Why are the villi and microvilli in the ileum important?

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8 of 10

What is the function of lipases in the digestive system?

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9 of 10

Which of the following enzymes is not involved in the digestion of carbohydrates?

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10 of 10

What do endopeptidases in the digestive system specifically break down?

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