1What are macronutrients? Name the nutrients in this group.
2Distinguish between simple carbohydrate and complex carbohydrate.
3Why is complex carbohydrate considered good for health?
4Write any four functions of carbohydrate.
5What is an amino acid? Distinguish essential and non-essential amino acids, with examples.
6Write the functions of protein. Which disease do children get from a lack of protein?
7Distinguish saturated fat from unsaturated fat, with examples.
8What is a compound lipid? Give examples.
9What is an essential lipid? Why is it needed and where is it found?
10Write the functions of fat. What happens when there is too little of it, and when there is too much?
11How much carbohydrate, protein and fat do a child, an adult and a woman who has just given birth need each day?
12Sarita eats only sweets and sugary juice for breakfast before school. By ten o'clock she is hungry and tired. Why does this happen, and what should she eat instead?