Food groups, nutrients and what each one does

Question 1

A cyclist is training for a long race. Which nutrient should form most of their extra energy?

• A. vitamins
• B. carbohydrates
• C. water
• D. fibre (fiber)

Question 2

A cereal bar contains 10 g of carbohydrate, 9 g of protein and 10 g of fat. Carbohydrate and protein each release 17 kJ per gram; fat releases 37 kJ per gram. How much energy does it provide, in kJ?

Answer kJ

Question 3

Which nutrient group matches this: store energy and keep the body warm?

• A. lipids (fats and oils)
• B. proteins
• C. carbohydrates
• D. vitamins and minerals

Question 4

A sailor long ago ate no fresh fruit or vegetables for months and got bleeding gums (scurvy). What was missing?

• A. fat
• B. protein
• C. fibre (fiber)
• D. vitamin C

Question 5

A sandwich contains 13 g of carbohydrate, 2 g of protein and 3 g of fat. Carbohydrate and protein each release 17 kJ per gram; fat releases 37 kJ per gram. How much energy does it provide, in kJ?

Answer kJ

Question 6

Which nutrient group matches this: calcium for strong bones and teeth?

• A. vitamins and minerals
• B. carbohydrates
• C. fibre (fiber)
• D. proteins

Question 7

A cyclist is training for a long race. Which nutrient should form most of their extra energy?

• A. carbohydrates
• B. fibre (fiber)
• C. vitamins
• D. water

Question 8

A sandwich contains 13 g of carbohydrate, 7 g of protein and 2 g of fat. Carbohydrate and protein each release 17 kJ per gram; fat releases 37 kJ per gram. How much energy does it provide, in kJ?

Answer kJ

Question 9

Which nutrient group matches this: iron for making red blood cells?

• A. proteins
• B. lipids (fats and oils)
• C. carbohydrates
• D. vitamins and minerals

Question 10

A teenager eats lots of white bread and sweets but few vegetables, and has constipation. What should they add?

• A. more fat
• B. more fibre (fiber)
• C. more salt
• D. more sugar

Question 11

A sandwich contains 31 g of carbohydrate, 5 g of protein and 6 g of fat. Carbohydrate and protein each release 17 kJ per gram; fat releases 37 kJ per gram. How much energy does it provide, in kJ?

Answer kJ

Question 12

Which nutrient group matches this: found in beans, eggs and fish?

• A. vitamins and minerals
• B. carbohydrates
• C. proteins
• D. lipids (fats and oils)

Question 13

A sailor long ago ate no fresh fruit or vegetables for months and got bleeding gums (scurvy). What was missing?

• A. fat
• B. vitamin C
• C. fibre (fiber)
• D. protein

Question 14

A bowl of porridge (oatmeal) contains 10 g of carbohydrate, 6 g of protein and 7 g of fat. Carbohydrate and protein each release 17 kJ per gram; fat releases 37 kJ per gram. How much energy does it provide, in kJ?

Answer kJ

Question 15

Which nutrient group matches this: found in rice, bread and pasta?

• A. carbohydrates
• B. fibre (fiber)
• C. lipids (fats and oils)
• D. vitamins and minerals

Question 16

A cyclist is training for a long race. Which nutrient should form most of their extra energy?

• A. vitamins
• B. fibre (fiber)
• C. carbohydrates
• D. water