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Schemes of Work
QCA

Science at key stage 3    (Year 8)

Unit 8A: Food and digestion

QCA
About this unit

In this unit pupils learn:

  • about different foods and how they can be combined to produce a balanced diet
  • how food is broken down by digestion so it can be used by the body, for energy, growth and repair

In scientific enquiry pupils:

  • consider the extent to which evidence about diet can lead to firm conclusions
  • use a model to explore digestion
  • use chemical tests to identify food types
  • present and interpret data from secondary sources
  • draw conclusions from observations and explain these using scientific knowledge
  • investigate a question about nutrition using secondary sources of information

This unit is expected to take approximately 8 hours.


Sections in this unit

This unit is divided into sections. Each section contains a sequence of activities with related objectives and outcomes. You can view this unit by moving through the sections or print/download the whole unit.
1. a. What's in food and why is it important?
2. b. What's in food and why is it important?
3. c. What's in food and why is it important?
4. a. Which foods provide a balanced diet?
5. b. Which foods provide a balanced diet?
6. c. Which foods provide a balanced diet?
7. Checking progress
8. a. What happens to food inside the digestive system?
9. b. What happens to food inside the digestive system?
10. a. What do digestive enzymes do?
11. b. What do digestive enzymes do?
12. Where are the products of digestion used?
13. Reviewing work