Short Essay on Micro-Organisms. Article shared by.. They cause disease like cholera, typhoid, polio and leprosy in human beings. Some of these microbes are helpful to us. The nitrogen-fixing bacteria found in the root nodules of leguminous plants fix atmospheric nitrogen into nitrates.
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Other microorganisms. According to cell theory cells are the basic units of life and cells can only come from previous cells so when talking about a cell splitting the original cell that divides.
Types of Microbes. The microorganisms, or microbes, that can cause disease come in different forms. Viruses and bacteria are probably the most familiar because we hear so much about them. But fungi, protozoa, and helminths are also big players in the story of infectious disease.
A microorganism, or microbe, is a microscopic organism, which may exist in its single-celled form or in a colony of cells. The possible existence of unseen microbial life was suspected from ancient times, such as in Jain scriptures from 6th century BC India and the 1st century BC book On Agriculture by Marcus Terentius Varro.The scientific study of microorganisms began with their observation.
Coronavirus may have originated in bats or pangolins. The first known cases of COVID-19 were in Wuhan, China. Learn more about its origin, causes, and transmission here.
Harmful microorganisms not only damage the human body but also the food we eat. Sometimes, they multiply on food and release toxic products hence cause food poisoning. To avoid food poisoning, food preservation is done in various ways like pasteurization, salting, boiling etc. In conclusion, microorganisms are all around us.
What causes micro organisms? Top Answer. Wiki User. 2012-03-07 18:56:47 2012-03-07 18:56:47. Herpes. Related Questions. Difference between foodbourne micro-organisms and food poisoning micro.