Microbiology Trivia: Practice Test Questions! Quiz

31 Questions | By Jadayelomar97 | Updated: Mar 21, 2022 | Attempts: 199

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Microbiology Trivia: Practice Test Questions! Quiz - Quiz

Do you know that the major branches of microbiology are the studies of eukaryotic and prokaryotic organisms? Eukaryotes have membrane-bound organelles contained within their cell membranes, while prokaryotic organisms are unicellular with no membrane-bound organelle. If you consider quite knowledgeable when it comes to microorganisms, these Microbiology trivia practice test questions are perfect for refreshing your memory. Do give it a shot!

Questions and Answers

1.

Which of the following is not a virulence factor of a pathogenic microbe?
- A.
  
  Resistance to phagocytosis
- B.
  
  Adherence to mucous membranes
- C.
  
  Induction of inflammatory response in an infected host
- D.
  
  Possession of a capsule
- E.
  
  Production of hyaluronidase
2.

Adherence to mucous membranes of the host is an important virulence factor in many pathogenic bacteria. The ability to adhere may be due to:
- A.
  
  Cell wall
- B.
  
  Pili
- C.
  
  Glycocalyx
- D.
  
  B and C
- E.
  
  All of the above
3.

A capsule increases the virulence of certain pathogenic bacteria by:
- A.
  
  Destroying leukocytes
- B.
  
  Inhibiting the formation of interferon
- C.
  
  Destroying red blood cells
- D.
  
  Aiding the cell to evade phagocytosis
- E.
  
  None of the above
4.

The endotoxin of Gram-negative bacteria is:
- A.
  
  Protein
- B.
  
  Only found in lysogenic strains
- C.
  
  The lipopolysaccharide of the cell wall
- D.
  
  The lipid of the cell membrane
- E.
  
  Bound to the ribosomes
5.

The direct cause of the symptomstetanus is
- A.
  
  A. Collagenase
- B.
  
  B. Toxic effet of the cells
- C.
  
  C. Hemolysin
- D.
  
  D. Endotoxin
- E.
  
  E. Enterotoxin
6.

All of the following are useful in non-specific host defense against infectious disease EXCEPT:
- A.
  
  A. Mucous membranes
- B.
  
  B. Alcoholic beverages
- C.
  
  C. Inflammation
- D.
  
  D. Fever
- E.
  
  E. Epithelial cells
7.

The occurrence of an infectious dicense depends upon:
- A.
  
  A. The virulence of the pathogen
- B.
  
  B. The resistance of the host
- C.
  
  C. Infection of the host by the pathogen
- D.
  
  D. A and B above
- E.
  
  E. All of the above
8.

9. Each of the following enhances the pathogenicity of a microbe EXCEPT:
- A.
  
  A. Ability to grow intracellularly in phagocytic cells
- B.
  
  B. Possession of a capsule
- C.
  
  C. Ability to aiter surface composition
- D.
  
  D. Production of stomach acid
- E.
  
  E. Exotoxin production
9.

Exotoxins have all of the foilowing properties EXCEPT:
- A.
  
  A. They are proteins
- B.
  
  B. They induce fever
- C.
  
  C. They act extracellularly from the microbe that produced them
- D.
  
  D. The information for exotoxin production may reside on a prophage
- E.
  
  E. They can damage tissue at sites removed from the area of infection
10.

Which of the following is not a host resistance factor?
- A.
  
  A. Skin
- B.
  
  B. Inflammation
- C.
  
  C. Interferon
- D.
  
  D. Macrophages
- E.
  
  E. Lipopolysaccharide cell wall layer
11.

A fever is usually one host response to bacteria! invasion. This response may be due to:
- A.
  
  A. Red blood cell lysis
- B.
  
  B. Pyrogenic factors produced by the host
- C.
  
  C. The lipopolysaccharide of the bacterial cell wall
- D.
  
  D. Loss of the normal microbial flora
- E.
  
  E. Histamine released by bacteria
12.

Which of the following areas of the human body is usually colonized by the greatest number of bacteria
- A.
  
  A. Large intestine
- B.
  
  B. Lung
- C.
  
  C. Urinary tract
- D.
  
  C. Urinary tract
- E.
  
  E. Stomach
13.

The kingdom composed of eukarvotic, heterotrophs with many members obtaining energy and nutrients from dead prganic matter kingdom:
- A.
  
  A. Fungi
- B.
  
  B. Eubacteria
- C.
  
  C. Protista
- D.
  
  D. Plantea
14.

A(n)...................is an organism that obtain energy from foods they consume. also called consumer
- A.
  
  A. Autotroph
- B.
  
  B. Producer
- C.
  
  C. Heterotroph
- D.
  
  D. Photoautotroph
15.

The compiex carbohydrate that makes up the cell walls of fungi is............................................. (this substance is also found in the exoskeleton of arthropods).
- A.
  
  A. Peptidoglycan
- B.
  
  B. Cellulose
- C.
  
  C. Ribose
- D.
  
  D. Chitin
16.

The tiny filaments that make up a multicellular fungus or a water mold are called:
- A.
  
  A. Chitins
- B.
  
  B. Mycelia
- C.
  
  C. Hypha
- D.
  
  D. Rhizoids
17.

Many hyphae tangled together into a thick mass that comprises the bodies of multicellular fungi is known as a :
- A.
  
  A. Stolon
- B.
  
  B. Rhizoid
- C.
  
  C. Mycelium
- D.
  
  D. Condium
18.

A.................................. is a reproductive structure of fungus that develops from a mycelium
- A.
  
  A. Lichen
- B.
  
  B. Mycorrhiza
- C.
  
  C. Fruiting body
- D.
  
  D. Saprobe
19.

The gamete-forming structure produced when the hyphae of opposing mating types of fungi meet is known as a (n):
- A.
  
  A. Basidium
- B.
  
  B. Gametangia
- C.
  
  C. Sporangium
- D.
  
  D. Ascus
20.

The club fungi or................... gets its name from a specialized reproductive structure that resembles a club.
- A.
  
  A. Zygomycetes
- B.
  
  B. Ascomycetes
- C.
  
  C. Basidiomycetes
- D.
  
  d. Deuteromycetes
21.

A(n)................is a spore-bearing structure of basidiomycetes.
- A.
  
  A. Basidium
- B.
  
  B. Gametangium
- C.
  
  C. Sporangium
- D.
  
  D. Ascus
22.

An organism that obtains food from decaving organic matter is a:
- A.
  
  A. Condium
- B.
  
  B. mycorrhiza
- C.
  
  C. fruiting body
- D.
  
  D. Saprobe
23.

Human diseases such as..................&................. fungi. are caused by
- A.
  
  A. Wheat rust, ringworm
- B.
  
  b. Ringworm, athletes foot
- C.
  
  C. Athletes foot, corn smut
- D.
  
  D. Corn smut, wheat rush
24.

The symbiotic relationship between fungus and a photosynthetic organism is:
- A.
  
  A. Lichen
- B.
  
  B. Mycorrhiza
- C.
  
  C. Fruiting body
- D.
  
  D. Saprobe
25.

The symbiotic association of plant roots and fungi is known as a:
- A.
  
  A. Condium
- B.
  
  B. Mycorrhiza
- C.
  
  C. Fruiting body
- D.
  
  D. Saprobe