12 Questions
What is the term for micro-organisms that live on our bodies without harming us?
Normal flora
What is the role of micro-organisms in the environment?
They are responsible for the breakdown of organic waste
What percentage of micro-organisms are pathogenic?
3%
Which of the following foods relies on microbial activity in the manufacturing process?
Sourdough bread
What is the term for the ability of micro-organisms to cause disease?
Virulence
What is the purpose of normal flora in our bodies?
To inhibit the invasion of harmful micro-organisms
What is the term for micro–organisms that cause infection when they leave their normal place of residence in the body?
Opportunistic pathogens
Why do some micro–organisms cause infection in people with chronic illness?
Because the host's immune system is impaired
What is a characteristic of micro–organisms that distinguishes them from plants?
They lack green colouring matter
Why is water important for bacterial growth?
It is a requirement for bacterial growth
At what temperature do bacteria that grow in association with humans reproduce most rapidly?
37°C
What is a way to decrease the risk of bacterial spread in the healthcare environment?
Keeping surfaces, instruments and equipment dry
Learn about the importance and role of micro-organisms in our daily lives, including their impact on the environment, soil, and our well-being. Discover how these tiny organisms contribute to the breakdown of organic waste and maintain the ecosystem. Test your knowledge and understanding of micro-organisms and their functions!
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