OPENSTAX MICROBIOLOGY UPDATED
SCRIPT 2026 PRACTICE SOLUTIONS
GRADED A+
● Fermentation. Answer: an oxygen-starved process that uses bacteria,
mold, or yeast to convert sugars (carbohydrates) to alcohol, gases, and
organic acids
● Which of the following foods is NOT made by fermentation?
A.beer
B.bread
C.cheese
D.orange juice. Answer: D.orange juice
● Who is considered the "father of Western medicine"?
A.Marcus Terentius Varro
B.Thucydides
C.Antonie van Leeuwenhoek
D.Hippocrates. Answer: D.Hippocrates
● Who was the first to observe "animalcules" under the microscope?
A.Antonie van Leeuwenhoek
, B.Ötzi the Iceman
C.Marcus Terentius Varro
D.Robert Koch. Answer: A.Antonie van Leeuwenhoek
● Who proposed that swamps might harbor tiny, disease-causing animals
too small to see?
A.Thucydides
B.Marcus Terentius Varro
C.Hippocrates
D.Louis Pasteur. Answer: B.Marcus Terentius Varro
● Thucydides is known as the father of _______________.. Answer:
scientific history
● Researchers think that Ötzi the Iceman may have been infected with
_____ disease.. Answer: Lyme disease
● The process by which microbes turn grape juice into wine is called
_______________.. Answer: fermentation
● Taxonomy. Answer: the classification, description, identification, and
naming of living organisms
SCRIPT 2026 PRACTICE SOLUTIONS
GRADED A+
● Fermentation. Answer: an oxygen-starved process that uses bacteria,
mold, or yeast to convert sugars (carbohydrates) to alcohol, gases, and
organic acids
● Which of the following foods is NOT made by fermentation?
A.beer
B.bread
C.cheese
D.orange juice. Answer: D.orange juice
● Who is considered the "father of Western medicine"?
A.Marcus Terentius Varro
B.Thucydides
C.Antonie van Leeuwenhoek
D.Hippocrates. Answer: D.Hippocrates
● Who was the first to observe "animalcules" under the microscope?
A.Antonie van Leeuwenhoek
, B.Ötzi the Iceman
C.Marcus Terentius Varro
D.Robert Koch. Answer: A.Antonie van Leeuwenhoek
● Who proposed that swamps might harbor tiny, disease-causing animals
too small to see?
A.Thucydides
B.Marcus Terentius Varro
C.Hippocrates
D.Louis Pasteur. Answer: B.Marcus Terentius Varro
● Thucydides is known as the father of _______________.. Answer:
scientific history
● Researchers think that Ötzi the Iceman may have been infected with
_____ disease.. Answer: Lyme disease
● The process by which microbes turn grape juice into wine is called
_______________.. Answer: fermentation
● Taxonomy. Answer: the classification, description, identification, and
naming of living organisms