OPENSTAX MICROBIOLOGY 2026 ACTUAL
TEST PAPER QUESTIONS SOLUTIONS VERIFIED
COMPLETE STUDY PACKAGE
◉ micrboes can be found.
Answer: Everywhere
◉ Microorganisms can be used for.
Answer: biofuels, medicines and foods
◉ Skin has how many microbes.
Answer: trillions
◉ Describe how ancestors improved food with the use of invisible
microbes.
Answer: fermentation
◉ describe how the cause of sickness and disease were explained in
ancient times, prior to the invention of the microscope.
Answer: angry gods, bad air,
, ◉ Describe key historical events associated with the birth of
microbiology.
Answer: -invention of microscope strong enough to see microbes
-isolation of specific microbes to identify causes of disease
◉ Fermentation.
Answer: a process that uses bacteria, mold, or yeast to convert
Sugars (carbohydrates) into alcohol, gasses and organic acids (like
vinegar)
◉ Yeast fermentation yeilds.
Answer: Ethanol and CO2
◉ What type of microorganisms would likely be killed by antibiotic
treatment.
Answer:
◉ Hippocrates believed.
Answer: disease had natural causes that came from inside forces or
the environment, not supernatural
◉ Thucydides (father of scientific history).
TEST PAPER QUESTIONS SOLUTIONS VERIFIED
COMPLETE STUDY PACKAGE
◉ micrboes can be found.
Answer: Everywhere
◉ Microorganisms can be used for.
Answer: biofuels, medicines and foods
◉ Skin has how many microbes.
Answer: trillions
◉ Describe how ancestors improved food with the use of invisible
microbes.
Answer: fermentation
◉ describe how the cause of sickness and disease were explained in
ancient times, prior to the invention of the microscope.
Answer: angry gods, bad air,
, ◉ Describe key historical events associated with the birth of
microbiology.
Answer: -invention of microscope strong enough to see microbes
-isolation of specific microbes to identify causes of disease
◉ Fermentation.
Answer: a process that uses bacteria, mold, or yeast to convert
Sugars (carbohydrates) into alcohol, gasses and organic acids (like
vinegar)
◉ Yeast fermentation yeilds.
Answer: Ethanol and CO2
◉ What type of microorganisms would likely be killed by antibiotic
treatment.
Answer:
◉ Hippocrates believed.
Answer: disease had natural causes that came from inside forces or
the environment, not supernatural
◉ Thucydides (father of scientific history).
