Luckily, no. The vast majority of microorganisms are harmless. We live in a symbiotic, relationship rich, biological world. If it were the case that most organisms caused disease we would not be alive today on account of everything and everyone being infected and/or already dead. The reason why people think that most microorgansims cause disease is because we really don't notice all the good ones until a bad one comes along. Take your intestinal tract, it contains thousands of different strains of microorganisms that actually help you digest your food. Without their help we would literally starve because we wouldn't be able to breakdown our food to absorb the nutrients we need. Now, every so often, one single little microbe type gets in there and we end up with an upset stomach, vomiting, or diarrhea. But, that is only one bad one in comparison to many thousands of good ones.
The same is true of the world around us that we touch but do not ingest. We come in contact with millions of different microbes on a daily basis, but only a very, very, small percentage give us any trouble. That's why basic sanitation such as handwashing is so important. As long as we understand that we live in a world full of good bugs and know how to protect ourselves from the bad ones, we can pretty much stay out of the path of the ones that cause disease.
Yes, some bacteria cause disease, for example. A general term for microorganisms that cause disease is "pathogens."
because some of them may be harmful to the body
Pathogens.
Yes, and so does "microbes", and microscopic organisms. Answer Usually the word germ carries a negative connotation (thus, usually the disease causing Pathogenic microorganisms are referred to as germs). remember, not all microorganisms are bad. In fact some are quite good. However, in some scientific circles, all microorganisms whether good or bad are germs.
Chickenpox is caused by a virus. Prions are smaller disease-causing molecules. Viruses, strictly speaking, are not cellular and are not alive, but some people call them microorganisms nevertheless.
There are over a hundred different forms of arthritis this time the cause of arteries is still not known however you could say that in some cases the body's own microorganisms are involved in this disease.
Chickenpox is caused by a virus. Viruses, strictly speaking, are not cellular and are not alive, but some people call them microorganisms nevertheless.
Some disadvantages of using microorganisms in food production include the risk of contamination by harmful pathogens, the possibility of off-flavors or off-odors developing during fermentation processes, and the need for precise control and monitoring of fermentation conditions to ensure consistent quality and safety of the final product. Additionally, some individuals may have allergies or sensitivities to certain microorganisms used in food production.
Some microorganisms are part of the body's natural processes. For instance, the bacteria of your digestive tract help you to digest food. Other microorganisms can cause disease. Some otherwise beneficial bacteria can be harmful if they become too abundant.
Harmful microorganisms cause disease and illness to animals and plants. Some of these include E. coli, the cholera virus, anthrax and Lyme.
what are some good things microorganisms do for the ecosystem
Some microorganisms are parasites, some parasites are microorganisms. However some parasites are very large, for example tapeworms have been found that were 60 feet long. Also most microorganisms are not parasites.