B6.1 Diet

Question 1

State what is meant by the term balanced diet for humans

Answer 1

A balanced diet contains healthy amounts of the main food groups

Question 2

List the principal sources of, and describe the dietary importance of carbohydrates

Answer 2

Starch = slow release of energy, source: pasta rice
sugar = quick release of energy, source = fruit, candy, soda

Question 3

List the principal sources of, and describe the dietary importance of fats

Answer 3

store of energy, organ protection, build cell membranes, source= butter, avocado, meat, oil and fish

Question 4

List the principal sources of, and describe the dietary importance of proteins

Answer 4

growth, repair, can be used for energy, source= meat, fish eggs, tofu

Question 5

List the principal sources of, and describe the dietary importance of vitamins, limited to C and D

Answer 5

Vitamin C = strong blood vessels and skin, source= citrus fruits, average fruits
Vitamin D =Allows calcium to be used, source= egg yolk, salmon, sunlight

Question 6

List the principal sources of, and describe the dietary importance of mineral salts, limited to calcium and iron

Answer 6

calcium = make stronger bones and teeth, source = dark green vegetables, milk, yogurt 
Iron = haemoglobin production, source = red meat, liver, dark green vegetables

Question 7

List the principal sources of, and describe the dietary importance of fiber (roughage)

Answer 7

bulk up faeces, prevent constipation, prevent bowel cancer, source = fruits oats, vegetables

Question 8

List the principal sources of, and describe the dietary importance of water

Answer 8

hydration, source = fruits, water