A meal contains different food components.
The table lists some of the components in the meal. Complete the table by giving the function of each component. One has been done for you.
| Component | Function of component |
|---|---|
| vitamin A | |
| vitamin C | healthy skin and gums / tissue repair |
| calcium | |
| iron | |
| dietary fibre |
Describe a test to show that the meal contains protein.
The meal also contains carbohydrates and proteins. Give the three chemical elements found in carbohydrates that are also found in proteins.
The table lists two substances involved in chemical digestion. Complete the table by naming an organ that produces each substance.
| Substance | Organ |
|---|---|
| pepsin | |
| amylase |
65 exam-style questions on Edexcel IGCSE Biology Nutrition. Each one has a worked solution and a mark scheme showing where the marks go.