5 Questions
Who first observed microorganisms under the microscope in the 1670s?
Anton van Leeuwenhoek
Which of the following diseases was discovered to be caused by microorganisms in the 1880s?
Cholera
Which two domains only contain microorganisms?
Archaea and Bacteria
Who debunked the theory of spontaneous generation by proving that microorganisms caused food spoilage?
Louis Pasteur
Which domain includes all multicellular organisms as well as many unicellular protists and protozoans that are microbes?
Eukaryota
Test your knowledge on microorganisms and their role in the world with this quiz. Explore the history of their discovery, their forms, and the fascinating world of microscopic life.
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