What is a disease which is not caused by disease causing micro organisms?
Tay-sachs disease is one, alzheimer's disease is another.
Yeah. But Not all. Some infectious diseases are not caused by micro organisms.. Example.. Worm infestations.. Even though an infectious disease.. Worms are not considered as micro organisms.. Some fungal infections.. And viruses are not organisms.. Some protein molecules.. Called as prions can cause infections such as Creutzfeldt Jakob disease, are not considered as micro organisms..
All micro-organisms are no food poisoning micro-organisms,but all food poisoning micro-organisms are a category of micro-organisms. Food poisoning micro-organisms are harmful for a person but all micro-organisms are not harmful for example lacto-bacallius is a micro-organisms which is present in curd(yogurt) causes no food-poisoning whereas The microorganism salmonella bacteria, causes an infectious illness and can be passed on to another person and causes food poisoning.
pathogens - micro organisms that cause disease. all viruses are pathogenic but only some are pathogenic to man. certain bacteria cause disease in man. spoilage organisms - micro organisms that do not cause disease but they do spoil food by growing in the food and producing substances which alter the colour, texture, and odour of the food E.G = souring of milk , mould on breads and rotting of fruits and veg