Microbes Classification Quiz

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18 Questions

What is the term for an organism that lives on dead or decaying matter?


What term is used for microbes that colonize the human body but do not normally cause disease?


Which term refers to microbes that can cause diseases when they access a part of the body where they shouldn't be?


What percentage of known microorganisms have the ability to cause diseases?


What is the term for organisms that do not cause disease?


What is the science of investigating small objects using an instrument with a series of glass lenses called?


Which category of microbes lacks cellular organization and cannot be seen in a light microscope?

Acellular Microbes

What is a distinguishing feature of eukaryotic cells compared to prokaryotic cells?

Presence of organelles

Which microorganisms are examples of eukaryotes?

Fungi, protozoa, and simple algae

What is a distinguishing characteristic of prokaryotes?

Genome contained in a nucleus

Which type of organisms reproduce through binary fission and can be found in various ecosystems?


What is the shape of some bacteria that have a comma shape or a flexible, wavy shape?

Vibrio or spirochete

What are the main types of organisms that make up the microbial world?

Bacteria, viruses, fungi, and protozoa

What is the term often used interchangeably with 'microorganisms'?


Who is referred to as the 'Father of Microbiology'?

Anton van Leeuwenhoek

What does the term 'germ' derive from?

Latin word meaning to sprout or germinate

Which living organisms are visible only with a microscope?


What did Anton van Leeuwenhoek observe in his specimens that he called 'animalcules'?

Various tiny living creatures

Test your knowledge on the classification of microbes based on cellular organization. Learn about the two major categories of microbes: Acellular Microbes (infectious particles) and Cellular Microbes (microorganisms) which include prokaryotes and eukaryotes.

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