MCQ-2: Human Nutrition

The diagram shows a human tooth.

Which statement best describes the function of this tooth?

Which disease is caused by a deficiency of iron in the diet?

Which type of tooth does the diagram show?

Which statement describes assimilation?

The diagram shows a person’s teeth. Some of their teeth are missing.

What would the person find difficult?

What is the best source of vitamin C in a balanced diet?

A young, active woman requires more of which constituent in her diet than a young, active man?

Which condition could be caused by a lack of iron?

In which part of the alimentary canal do chemical digestion and mechanical digestion take place?

The diagram shows part of the alimentary canal.
Where is most water absorbed?

A lack of which dietary component can result in constipation?

A woman requires more calcium in her diet when she is pregnant.
Which statement explains why?

The diagram shows part of the alimentary canal.

Which row correctly identifies the structures labelled J to M?

The chart is used to find a person’s recommended mass.

For the data provided about body mass and height, which person would benefit most from the introduction of a calorie-controlled diet and regular exercise?

The cholera bacterium produces toxins that cause chloride ions to be secreted into the small intestine.
How does this affect the water potential of blood in the intestinal capillaries and the intestinal contents?

A student investigates the breakdown of fats in milk by lipase. Four test-tubes labelled A to D are set up.
The table shows the contents of each test-tube.
In which test-tube will the contents become acidic most quickly?

key
✔= present
x = absent

The food label is from a packet of cereal.
The label can help someone who is concerned about their diet.

A person eats 45 g of cereal.
One of the food types listed in the label can help prevent constipation.
How many grams of this food type does the person eat?

A person eats some cheese which contains a lot of fats and protein.
Which row shows the combination of substances that will digest the cheese most effectively?

key
✔ = present
x = absent

The diagram shows the human alimentary canal.

Which pair of structures both produce digestive enzymes?

Starch in food is digested in two stages.
In which parts of the alimentary canal do the two stages occur?