Transcript Unit 6b - Micro-organisms

Unit 6B: Micro-organisms
Unit 6B: Micro-organisms
Unit 6B: Micro-organisms
Micro-organisms
Unit 6B: Micro-organisms
Unit 6B: Micro-organisms
Some useful words
Germ
An example of a micro-organism, usually producing disease
Microbe
A minute life-form
Virus
A harmful parasite – not usually considered to be a living organism
Unit 6B: Micro-organisms
Unit 6b: What makes you ill?
What makes you ill?
‘Germs’ are passed to people through sneezing, coughing and touch
‘Germs’ are what we call micro-organisms
Unit 6B: What makes you ill? L.O. 1, 2 : N.C.
Unit 6B: Why do we get ill?
Why do we get ill?
Try to find out:
Why do we get stomach upsets?
Why do we get spots?
What is Rubella?
What causes tooth decay?
Unit 6B: Why do we get ill? L.O. 3, 4 N.C.
Unit 6B: Rotten Food
Rotten Food
Unit 6B: Rotten Food: L.O. 5, 6, 7, 8: N.C.
Unit 6B: Rotting that’s good
Rotting that’s good
Unit 6B: Rotting that’s good: L.O. 9, 10, 11: N.C.
Unit 6B: Bread and Yeast
Bread and Yeast
Unit 6B: Bread and Yeast: L.O. 12, 13, 14, 15: N.C.
Unit 6B: Micro-organisms: Summary
Micro-organisms cause
food to go off
Very small
Can be harmful
Stored with care
Cause some
illnesses
Micro-organisms
Too small to
be seen
Problem
Micro-organisms
feed and grow
Beneficial
Useful in food
production
Caused by living
organisms
Unit 6B: Micro-organisms: Summary