Food selection and Health

What are nutrients best described as?

• a. Energy-providing substances

• b. Chemical substances found in food

• c. Minerals that are found in the body

• d. Building blocks for the body

Which two nutrients are the most important for growth and development?

• a. Carbohydrates and proteins

• b. Carbohydrates and minerals

• c. Proteins and minerals

• d. Proteins and vitamins

Which nutrient provides long-lasting energy to the body?

• a. Carbohydrates

• b. Proteins

• c. Lipids

• d. Minerals

Which two nutrients help the body with the repair and maintenance of cells?

• a. Carbohydrates and proteins

• b. Proteins and vitamins

• c. Minerals and vitamins

• d. Water and vitamins

What is the unit of measurement for energy in food?

• a. Calorie

• b. Kilocalorie

• c. Joule

• d. Kilojoule

Mechanical actions during digestion occur in the:

• a. mouth

• b. oesophagus

• c. stomach

• d. intestines

Where do the chemical actions of gastric juices occur during digestion?

• a. Mouth

• b. Oesophagus

• c. Stomach

• d. Intestines

What happens in the small intestine?

• a. Enzymes work with saliva to begin to break down food

• b. Food passes through on its way to the stomach

• c. Final digestion and absorption of nutrients occurs

• d. The mechanical churning of food occurs

Villi, which allow tiny units of each nutrient to pass through into the bloodstream, are located in the:

• a. oesophagus

• b. stomach

• c. small intestine

• d. large intestine

Good sources of complete protein include:

• a. milk, yoghurt and legumes

• b. milk, yoghurt and meat

• c. yoghurt, mushrooms and meat

• d. legumes, nuts and wheat