They're MUCH smaller.
bacteria fungi virus amoeba and many other microorganisms
Microorganism means very small sized organism. It can not be seen with naked eye. You have to use microscopes to see it. Polio virus is a virus. Virus are too small as compared to other microorganisms. So polio virus is included in the category of the microorganisms.
Chickenpox is caused by a virus. Viruses, strictly speaking, are not cellular and are not alive, but some people call them microorganisms nevertheless.
fungus, bacteria (sometimes) and virus. :)
The Marburg virus was discovered by a team of scientists led by Dr. Karl Johnson in 1967. The team was investigating a mysterious outbreak of hemorrhagic fever that occurred in Marburg and Frankfurt, Germany. They were able to identify a new virus in the blood samples of affected patients, which later came to be known as the Marburg virus.
microorganisms cause diseases and give people virus.
It could have previously been infected by a virus, where the virus DNA is inserted into the cell, causing it to explode and reproduce hundreds of viruses. Or it could carry it like any other animal.
Chickenpox is caused by a virus. Viruses, strictly speaking, are not cellular and are not alive, but some people call them microorganisms nevertheless.
Canine distemper virus was discovered by Dr. A.D. Lestrade in 1905.
Happy Birthday Joshi', the virus was first discovered in India in June 1990
Woman in Ugandawest nile virus
Viruses are very different from the most microorganisms and they are classified as microbes.