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Published byAlyson Hensley Modified over 9 years ago
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Microbes What types are there? What do they need to survive? How can we see them?
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What types of Microbes are there? Bacteria Viruses Fungi Algae Lichens Slime moulds
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Bacteria Usually named after their shape – rods, cones etc. Some cause diseases – Tuberculosis, while others are friendly – those growing on your skin. Found everywhere!!
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Viruses Smallest microbes. Some cause diseases – Flu, while others only infect bacteria and leave us alone. Found everywhere!!
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Fungi Largest microbes – sometimes what you can see is only used for spreading spores. Some cause diseases – Athletes Foot, while others are friendly and help us - decomposers. Found everywhere!!
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Microbes – Disadvantages & Advantages Spoil food i.e., when the milk turns sour. Can cause diseases. We can eat some of them i.e., mushrooms. Make our food i.e., cheese. Decompose our waste – compost. Clean up pollution.
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What do they need to live and thrive? Warmth (actual temperatures vary) Humidity/water A supply of nutrients Some need oxygen, but others don’t Light, some do some don’t
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How can we see them? Depending on the size of the. microbe. –Bacteria, fungi can be seen with a light microscope. –Viruses usually need an electron microscope to see them. –Slime moulds and lichens can be seen without any help.
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Koniec
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