17 Questions
What term is used to refer to non-living microbes in microbiology?
Viroids
Which of the following is an example of an acellular microbe?
Viroids
Where are microorganisms found according to the text?
Virtually everywhere
Which of the following is NOT a living microorganism?
Prions
What differentiates acellular microbes from cellular ones?
Size
What are considered as the candidates for the first microorganisms on Earth?
Archaea and cyanobacteria
In what year did an outbreak of small pox-like disease occur in China?
1122 BC
What is the first step of Koch's postulates in determining the cause of a disease?
Finding a particular microbe in all cases of the disease
Which field within microbiology involves the study of pathogens and the diseases they cause?
Medical Microbiology
What does a microbiologist study?
Microbes
Which area is NOT a career field within microbiology?
Entomology
Which organisms are responsible for producing much of the oxygen in our atmosphere?
Photosynthetic algae and bacteria
What is the term for organisms that live on dead and/or decaying organic matter?
Saprophytes
What is the process called when microbes are used to clean up toxic wastes and other industrial waste products?
Bioremediation
What do we call microbes that cause diseases?
Pathogens
Which term refers to microbes that can cause disease but usually do not?
Opportunistic pathogens
What is the scientific term for microbes that do not cause diseases?
Nonpathogens
Explore the roles of microorganisms in our environment, such as producing oxygen, decomposing organic matter, and bioremediation. Learn about the importance of photosynthetic algae, bacteria like cyanobacteria, and saprophytes in sustaining life on Earth.
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