10 Questions
What is one of the major unifying themes in biology?
Energy processing
What is the study of life at the molecular level called?
Molecular biology
What do biologists use to make observations, pose questions, and form conclusions?
Scientific method
How long ago did life on Earth emerge?
More than 3.7 billion years ago
What do all organisms have that process hereditary information encoded in genes?
Cells
Which scientist first observed microorganisms under the microscope?
Anton van Leeuwenhoek
In which century did the possible existence of unseen microbial life first get suspected?
Sixth century BC
Who debunked the theory of spontaneous generation by demonstrating that microorganisms caused food spoilage?
Louis Pasteur
Which domain of life contains only microorganisms?
Archaea
Where can microorganisms live, according to the text?
Everywhere from the poles to the equator
Test your knowledge of the unifying themes in the scientific study of life with this biology quiz. Explore concepts such as cells, hereditary information, evolution, and energy processing.
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