1. What are the 3 types of microorganism?1 2 3
What is a microbe?
People are often Vaccinated against diseases like Tuberculosis and Measles. This make us immune to those diseases.. Explain how immunisation works.
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How do pathogens get into our body?
Draw on the diagram and explain the ways in which pathogens enter the human body.
Why should we only use a tiny amount of a weakened microbe?
How does our body keep out pathogens?
Draw on the diagram ways our body keeps pathogens out.
You can grow micro-organisms in a _____ containing a gelatinous layer of ______ mixed with ______ to feed on. The _______ are spread across the gel using a ______ wire loop. Sterilised agar petridish nutrients bacteria
Non natural defence systems:
We can use some ‘non natural’ systems to help us defend against microbes and pathogens. Name 4 1 2 3 4
What 6 ways are microorganisms spread?
Define Immune:

2. Microorganism Cell Wall Cell Membrane Nucleus Other features Bacteria
Tick whether each micro-organisms has a cell wall/membrane or nucleus. Add any additional features.
How do white blood cells help combat disease? Describe each way. 1 2 3
Microorganism
Cell Wall
Cell Membrane
Nucleus
Other features
Bacteria
Virus
Fungi
Draw line to link the method of stopping microbes and what it prevents
For the diseases in the table: identify the microbe and symptoms.
Method
Prevents the spread of……..
Canning, pickling and cooking
Tuberculosis
Washing your hands with soap
Sexually transmitted diseases
Pasteurisation of milk
Food poisoning from bacteria
Condom
Cholera from bacteria in water
Chlorine in water
Upset stomach
Disease
Bacteria, virus or fungus?
Symptoms caused
Salmonella (food poisoning)
Chicken pox
Athletes foot
HIV
Cholera
Define Vaccination:
Key words: bacteria fungus microbe organism virus yeast gene respiration alcohol fermentation disease fever infect infectious theory antibody antiseptic ciliated epithelial cell disinfectant engulf mucus pasteurisation scab antibiotic immune vaccine microorganism nutrition excretion growth movement reproduction sensitivity chromosome flagellum cytoplasm cell wall membrane
How many diseases/pathogens can one type of antibodies be produced to target?
When yeast cell respire the gas produced makes bread rise. Write the word equation for this below.
___________ + ____________ → ___________ ___________ + ______________.
Name 3 useful and 3 harmful microorganisms:
Useful: _____________________________________________
Harmful: ____________________________________________
What are antibiotics and which microorganisms can they be used to treat?
Give an Advantage and Disadvantage of Vaccination.