Noun. 1. archipelago-a group of many islands in a large body of water. island-a land mass (smaller than a continent) that is surrounded by water.rÂ·chiÂ·pelÂ·aÂ·go. n. pl. arÂ·chiÂ·pelÂ·aÂ·goes or arÂ·chiÂ·pelÂ·aÂ·gos. 1. A large group of islands: the Philippine archipelago. 2. A sea, such as the Aegean, containing a large number of scattered islands.
Bacteria, yeasts, and mold are microorganisms associated with foods. The individual microorganism cannot be seen without the aid of a microscope. The size of these microorganisms are measured in microns (1 micron is 1/1000 of a millimeter or U25,40A of an inch).hen enough salt or sugar is added to a food, the water activity will be lowered to a level that will prevent microorganisms from growing. 1  In general, bacterial glowth is inhibited by the addition of 5-15% salt. 2  To inhibit mold growth, 65-70% sugar must be added.
Pathogens are microorganisms-such as bacteria and viruses-that cause disease. Bacteria release toxins, and viruses damage our cells.White blood cells can ingest and destroy pathogens. They can produce antibodies to destroy pathogens, and antitoxins to neutralise toxins.athogens are microorganisms-such as bacteria and viruses-that cause disease. Bacteria release toxins, and viruses damage our cells.