balanced diet

Question 1

state the order of food in the food pyramid from least to most

Answer 1

。oil, salt and sugar
。dairy products; fish, meat, eggs and beans
。vegetables; fruits
。grains
。fluids

Question 2

how is the energy value of food measured?

Answer 2

。kilojoules per gram (kJ/g)
。kilocalories (kcal/g)
。1kcal/g = 4.8 kJ/g

Question 3

how does the daily energy requirement change based on gender?

Answer 3

。men need more energy than women
。men have more muscles -> require more energy to support muscle contraction

Question 4

how does the daily energy requirement change based on activity level and occupation?

Answer 4

。physical work require more energy than those who do less physical work -> need energy to support muscle contraction

Question 5

how is overweight caused?

Answer 5

。energy input is greater than energy output
。excess energy is stored as body fats

Question 6

how is underweight caused?

Answer 6

。energy input is less than energy output
。stored fats are used to support body activity

Question 7

what eating disorder will be caused due to “slimming trend”?

Answer 7

。anorexia
。refuse to eat for fear of gaining weight
。lead to serious health problems and death

Question 8

what is the formula for calculating BMI?

Answer 8

body mass(kg) / height^2 (m^2)