Biology 5090/21 — October/November 2019
Cambridge O-Level · Theory · worked solutions for every part, with the mark scheme
Topics Human Nutrition · Disease and Immunity · Transport in Flowering Plants · Respiration · Plant Nutrition · Classification · +9 more
The table shows some of the components found in of cow's milk, breast milk and breast milk substitute (formula milk).
| component | cow's milk | breast milk | breast milk substitute |
|---|---|---|---|
| protein/g | 3.3 | 1.2 | 1.3 |
| sugar/g | 4.2 | 6.4 | 7.0 |
| fat/g | 3.0 | 4.0 | 1.4 |
| calcium/mg | 120.0 | 120.0 | 49.0 |
| iron/mg | 0.1 | 0.1 | 0.5 |
| vitamin C/mg | 1.0 | 2.0 | 8.3 |
| vitamin D/ | 20.0 | 200.0 | 1.2 |
Name two main components of a normal healthy diet that do not appear in the table.
- ______
- ______
State which type of milk would be least likely to ensure the development of healthy bones and teeth, and explain your answer.
type of milk ______
explanation ______
State which type of milk would provide a baby with the greatest amount of energy.
Give your reasons.
type of milk ______
reasons ______
Suggest why babies fed on breast milk may have more resistance to disease than those fed on any other type of milk.
______
The rest of this paper
8 more questions- Q2Classification · Disease and Immunity · Cell Structure and Organisation10M
- Q3Transport in Flowering Plants11M
- Q4Inheritance9M
- Q5Human Gas Exchange10M
- Q6Coordination and Control · [Legacy] Support, Movement and Locomotion10M
- Q7Organisms and Their Environment · Movement Into and Out of Cells · Respiration10M
- Q8Human Nutrition · Excretion · Plant Nutrition · Respiration10M
- Q9Transport in Flowering Plants · Plant Nutrition · Sexual Reproduction in Plants10M