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Micro-Organisms are small living things, like Bacteria
and Viruses.
The three types of Micro-Organisms are:
These are the smallest possible organisms.
Unable to reproduce by themselves (they use other cells
to produce new viruses)
The cause of diseases such as colds, flus, measles, mumps
and AIDS.
A parasite is a living thing that gets its food from another
living thing.…read more

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Micro-Organism (2)
These are: Larger than viruses.
Are visible only under a microscope.
Need food, water, a suitable temperature and pH to
Reproduce asexually.
Cause diseases such as TB, pneumonia, sore throats,
tetanus and food poisoning.
Can be parasites of saprophytes.…read more

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Micro-Organism (3)
A saprophyte is a living thing that gets its food from
dead bodies.
These are: Simple plants that do not contain
Not green.
Not able to make their own food.
Single celled (e.g. yeast) or made of underground
threads (e.g. mushrooms)…read more

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Biotechnology is the use of living things or parts of living
things to make useful products.
Biotechnology uses plants, animals, bacteria, yeasts, and
enzymes to produce useful products.
Industrial uses of biotechnology include:
Yeast, making alcohol in breweries.
Bacteria: Making stain-removing enzymes for use in
washing products.
Medical uses of biotechnology include:
Bacteria and Fungi: Making AntiBiotics.
Bacteria and Yeast: Being treated so that they can
produce human hormones, antibodies or drugs.…read more


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