Question

Whether micronisms are usefull and harmfull. How explain.

Answer 1

Microorganisms are both harmful and useful . Harmful microorganisms are those that cause harm to us like hiv virus which causes aids in human being , Salmonella enterica serotype Typhi bacteria cause typhoid in humans plasmodia is a protozoa that cause malaria
Useful microorganisms are those that don't cause any harm to us . Like lactobacillus bacteria which helps in formation of curd , yeast helps in the process of fermentation and many bacteria inside the body that helps in the immunisation and digestion.
This microorganisms are both harmful and useful.

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Answer 2

Microorganisms are useful.
As they add more humus to the soil and make it fertile.
Also used in baking industry.
And also for make antibiotics.

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