1. Microbes and disease True or false? Statements T or F 1.Bacteria, viruses and some fungi are micro-organisms. 2.Yeast is a type of fungus. 3.Bacteria are smaller than viruses. 4.There are bacteria in yoghurt. 5.Fungi never cause disease. 6.AIDS is a disease caused by a virus. 7.Viruses need other living cells to reproduce. 8.Ringworm is a disease caused by a worm. 9.Antibiotics such as penicillin are made by viruses. 10.When microbes respire they produce oxygen gas.

2. Microbes Lesson Aims: You will study the 3 types of microbe and how they can be useful to us. By the end of the lesson you should be able to answer these questions What are they? What are the main types? Can they be useful? Can they cause problems? Where do they get their energy?

3. 509m x300450m tall Taipei 101 Taiwan

4. X 1000 1.5km tall X 10000 15.0km tall X 100000 150.0km tall

5. 0.1mm Yeast cells Our scale 10.0m

6. Bacteria 0.001mm Our scale 10.0cm

7. A virus 0.0001mm Our scale 10.0mm

8. Use pages 79 and 80 of the textbook to help you complete this table Type of micro- organism VirusesBacteriaFungi Average size (mm) 0.0001 StructureStrong cell wall, no nucleus FoundOn rotting food Uses Diseases

9. Aerobic respiration food (glucose) oxygen carbon dioxide water energy + + +

10. Dough = flour + water + yeast + sugar + salt Questions for your group 1.What is the gas which makes the dough rise? 2.What process produces this gas? 3.Why is the dough kept somewhere warm to rise? 4.How might the amount of sugar affect how high the dough rises? 5.Yeast is alive. What happens to it when the bread is baked at 200 o C? Making Bread baking proving dough kept in warm place at 200 o C

11. Microbes What are they? What are the main types? Can they be useful? Can they cause problems? Where do they get their energy

12. True or false? Statements 1.Bacteria, viruses and some fungi are micro-organisms. 2.Yeast is a type of fungus. 3.Bacteria are smaller than viruses. 4.There are bacteria in yoghurt. 5.Fungi never cause disease. 6.AIDS is a disease caused by a virus. 7.Viruses need other living cells to reproduce. 8.Ringworm is a disease caused by a worm. 9.Antibiotics such as penicillin are made by viruses. 10.When microbes respire they produce oxygen gas. T or F TRUE FALSE TRUE FALSE TRUE FALSE

13. X 1000 X 10,000