$$\textit{Staphylococcus aureus}$$

Question 1

Which of the following best defines microbiology?

Accepted Answer

The study of organisms too small to be seen without magnification.

Question 2

Which of the following is NOT considered a microorganism according to the study materials?

Accepted Answer

Mosses

Question 3

Which property distinguishes viruses from other microorganisms?

Accepted Answer

They are acellular and composed of nucleic acid and protein.

Question 4

A hospital is using bacteria to clean up an oil spill in a nearby lake. This process is best described as:

Accepted Answer

Bioremediation

Question 5

Which scientist is correctly matched with their contribution to microbiology?

Accepted Answer

Edward Jenner – Developed the first vaccine by using cowpox to protect against smallpox.

Question 6

Which of the following statements best contrasts biogenesis and spontaneous generation?

Accepted Answer

Biogenesis states that living organisms arise from preexisting life, while spontaneous generation claims they arise from nonliving matter.

Question 7

Pasteur’s swan-neck flask experiment was significant because it:

Accepted Answer

Demonstrated that microorganisms in the air, not mystical forces, cause contamination.

Question 8

Place the following taxonomic categories in order from most inclusive to least inclusive: Family, Domain, Genus, Order.

Accepted Answer

Domain, Order, Family, Genus

Question 9

Which of the following is NOT one of the three domains in the three-domain system?

Accepted Answer

Fungi

Question 10

Which of the following is the correct way to write the scientific name for the bacterium that causes staph infections?

Accepted Answer

$$	extit{Staphylococcus aureus}$$

Question 11

A researcher is using yeast to produce insulin for diabetic patients. This process is best described as:

Accepted Answer

Biotechnology

Question 12

Which of the following best describes the contribution of Robert Koch to microbiology?

Accepted Answer

He established experimental steps to prove that a specific microbe causes a specific disease.

Question 13

Which of the following is an example of genetic engineering?

Accepted Answer

Manipulating the genes of bacteria to produce human growth hormone.

Question 14

Which scientist is credited with first observing 'animalcules' through magnifying lenses?

Accepted Answer

Anton van Leeuwenhoek

Question 15

A patient receives a vaccine made from cowpox virus and becomes immune to smallpox. This is an example of:

Accepted Answer

Immunity induced by vaccination

Question 16

Which of the following is a correct statement about the scientific naming of organisms?

Accepted Answer

The genus is capitalized and the species is lowercase; both are italicized.

Question 17

Which of the following is an example of a process that microbes are involved in, as discussed in the study materials?

Accepted Answer

Decomposition of organic waste

Question 18

Which scientist is associated with the use of phenol to reduce surgical wound infections?

Accepted Answer

Joseph Lister

Question 19

A new microorganism is discovered that thrives in extremely high salt concentrations and lacks a nucleus. To which domain does it most likely belong?

Accepted Answer

Archaea

Question 20

Which of the following best describes the main difference between bacteria and archaea?

Accepted Answer

Archaea often live in extreme environments, while bacteria are found in more common environments.

Introduction to Microbiology & Taxonomy: Study Guide Notes

Study Guide - Practice Questions