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Kingdom Protoctista

Fact file

Protists Name: Kingdom Protoctista
Type of organism: Protists including single celled algae, slime moulds and amoeba
Numbers of species: Tens of thousands - but probably many more
Where they are found: Almost everywhere - in the sea, in freshwater, and on land

Description: Protists are single celled organisms, and like animal and plant cells they have a nucleus. There are many different types of protists - some that act like plants and make their own food, and some that are more like animal or fungal cells.

Need to know: Some protists cause disease. One protist, called Plasmodium, causes Malaria - a disease that causes thousands of deaths each year.

Find out more about protists

Go back to the Kingdoms page to find out more about other living things.