Quiz: Types Of Microorganisms! Trivia Questions
There are different types of microorganisms; some are unicellular, multicellular, or cell clusters. According to our previous classes, we learned that there are six major types of microorganisms and they are different from each other some can be harmless while others are very harmful to humans, animals or any of its hosts. Take this test and see if you know them all!
- 1.
Which of these is/are fungus(i)?
- A.
Cryptosporidium
- B.
Candida
- C.
Chlamydia
- D.
A and b
- E.
B and c
Correct Answer
B. Candida -
- 2.
Which is/are descriptive of a frank pathogen?
- A.
Causes disease under essentially any circumstance
- B.
Causes disease only under certain situations
- C.
Always causes severe disease
- D.
Always has a high (large) infectious dose
- E.
All but one of the above
Correct Answer
A. Causes disease under essentially any circumstance -
- 3.
Which is not found on the host's side of the disease equilibrium?
- A.
Physicial barriers
- B.
Phagocytosis
- C.
Ectoparasites
- D.
Inflammation
- E.
Chemical barriers
Correct Answer
C. Ectoparasites -
- 4.
Which of these microbes is/are found only on the invasive side of the pathogenicity spectrum?
- A.
Clostridium botulinum
- B.
Streptococcus pneumoniae
- C.
Vibrio cholerae
- D.
A and b
- E.
B and c
Correct Answer
B. Streptococcus pneumoniae -
- 5.
Which is/are true of bacterial capsules?
- A.
Can help resist phagocytosis
- B.
Some can be opsonized
- C.
Some are immunogenic
- D.
All of the above
- E.
All but one of the above
Correct Answer
D. All of the above -
- 6.
Which is not an example of an enzyme produced by a pathogen?
- A.
Hyaluronidase
- B.
Hemolysin
- C.
Lysozyme
- D.
Coagulase
- E.
Kinase
Correct Answer
C. Lysozyme -
- 7.
Which is/are reportable disease(s)?
- A.
AIDS
- B.
Viral meningitis
- C.
Bacterial meningitis
- D.
A and b
- E.
A and c
Correct Answer
E. A and c -
- 8.
Which is/are currently important viral disease(s)?
- A.
AIDS
- B.
Chlamydia
- C.
Influenza
- D.
All of the above
- E.
All but one of the above
Correct Answer
E. All but one of the above -
- 9.
Example(s) of parasitism
- A.
Tube worm/bacteria
- B.
Cow/rumen bacteria
- C.
Termite/protozoans
- D.
All of the above
- E.
None of the above
Correct Answer
E. None of the above -
- 10.
Which of these antibiotics work(s) against peptidoglycan production/assembly?
- A.
Tetracycline
- B.
Rifampin
- C.
Penicillin
- D.
Streptomycin
- E.
All of the above
Correct Answer
C. Penicillin -
- 11.
Which of these antibiotics works against bacterial protein synthesis?
- A.
Cephalosporin
- B.
Vancomycin
- C.
Erythromycin
- D.
A and b
- E.
B and c
Correct Answer
C. Erythromycin -
- 12.
Virulence
- A.
Quantitates pathogenicity
- B.
Doesn't imply lethality
- C.
Means severe illness always occurs
- D.
A and b
- E.
A and c
Correct Answer
D. A and b -
- 13.
Mycobacterium tuberculosis
- A.
Has mycolic acids
- B.
Is an obligate intracellular pathogen
- C.
Prevents fusion of phagosome and lysosome in phagocyte
- D.
All of the above
Correct Answer
D. All of the above -
- 14.
A-B exotoxin
- A.
A is active region
- B.
B is binding region
- C.
B is blocking region
- D.
A and b
- E.
A and c
Correct Answer
D. A and b -
- 15.
Example(s) of A-B toxins
- A.
Diphtheria toxin
- B.
Pseudomonas toxin A
- C.
Hemolysin
- D.
A and b
- E.
A and c
Correct Answer
D. A and b -
- 16.
Endotoxin
- A.
Toxic component is lipid A
- B.
Only found in Gram positives
- C.
Only found in Gram negatives
- D.
A and b
- E.
A and c
Correct Answer
E. A and c -
- 17.
Which is/are pandemic today?
- A.
HIV/AIDS
- B.
H1N1 influenza
- C.
Common cold
- D.
All but one of the above
- E.
All of the above
Correct Answer
D. All but one of the above -
- 18.
Which is/are example(s) of common source outbreak?
- A.
Contaminated pharmaceutical in a hospital
- B.
Staph enterotoxin contaminated food in a restaurant
- C.
H1N1 influenza
- D.
A and b
- E.
B and c
Correct Answer
D. A and b -
- 19.
Zoonotic diseases
- A.
Transmitted only among nonhuman animals
- B.
Transmitted from nonhuman animal to humans
- C.
Example is plague
- D.
A and c
- E.
B and c
Correct Answer
E. B and c -
- 20.
Which can be transmitted by large droplets?
- A.
Influenza
- B.
Common cold
- C.
Tuberculosis
- D.
A and b
- E.
A and c
Correct Answer
D. A and b -
- 21.
Beta-lactamase
- A.
Degrades peptidoglycan
- B.
Degrades penicillin
- C.
Degrades vancomycin
- D.
A and b
- E.
B and c
Correct Answer
B. Degrades penicillin -
- 22.
MLC
- A.
Means minimal inhibitory concentration
- B.
Is smallest amount of antimicrobial agent to stop growth
- C.
Is smallest amount of antimicrobial needed to kill
- D.
A and c
- E.
B and c
Correct Answer
C. Is smallest amount of antimicrobial needed to kill -
- 23.
Why is antimicrobial resistance a big problem today?
- A.
Microbes exchange resistance genes
- B.
Antimicrobials sometimes are used injudiciously in people
- C.
Microbes often mutate
- D.
All but one of the above
- E.
All of the above
Correct Answer
E. All of the above -
- 24.
The Kirby Bauer test
- A.
Uses strips with antibiotic
- B.
Dilutes antibiotic in tubes
- C.
Looks at zones of bacterial growth inhibition around discs
- D.
A and c
- E.
B and c
Correct Answer
C. Looks at zones of bacterial growth inhibition around discs -
- 25.
The Gram stain
- A.
G neg look purple; Gram pos look red
- B.
Gram neg outer membrane dissolves when alcohol is used to decolorize
- C.
Gram pos outer layer dissolves when alcohol is used to decolorize
- D.
A and b
- E.
A and c
Correct Answer
B. Gram neg outer membrane dissolves when alcohol is used to decolorize -
- 26.
EIA
- A.
Can detect Ag
- B.
Can detect Ab
- C.
Usually involves a chromogenic (color changing) substrate
- D.
All of the above
- E.
All but one of the above
Correct Answer
D. All of the above -
- 27.
DFA
- A.
Stands for direct fluorescent Ab test
- B.
Can be used to detect Ag
- C.
Can be used to detect Ab
- D.
A and b
- E.
A and c
Correct Answer
D. A and b -
- 28.
Place(s) to find lysozyme
- A.
Tears
- B.
Saliva
- C.
Phagocytes
- D.
All of the above
- E.
All but one of the above
Correct Answer
D. All of the above -
- 29.
Normal flora
- A.
Is usually found where mucosa is found
- B.
Is often found is deep tissue
- C.
Frequently includes viruses
- D.
All of the above
- E.
All but one of the above
Correct Answer
A. Is usually found where mucosa is found -
- 30.
Example(s) of physical barriers
- A.
Skin
- B.
Mucosa
- C.
Peristalsis
- D.
A and b
- E.
All of the above
Correct Answer
E. All of the above -
- 31.
Natural Killer cells
- A.
Are large lymphocytes
- B.
Are large monocytes
- C.
Are part of innate/nonspecific immunity
- D.
A and c
- E.
B and c
Correct Answer
D. A and c -
- 32.
Primary lymphoid organ(s)
- A.
Thymus
- B.
Bone marrow
- C.
Spleen
- D.
A and b
- E.
A and c
Correct Answer
D. A and b -
- 33.
Granulocytes mainly involved with phagocytosis
- A.
Basophil
- B.
Macrophage
- C.
PMN
- D.
A and c
- E.
B and c
Correct Answer
C. PMN -
- 34.
Inflammation
- A.
PMN and macrophage phagocytose
- B.
PMNs must pass through endothelial cell gaps to reach microbes
- C.
Vascular permeability needed
- D.
B and c
- E.
All of the above
Correct Answer
E. All of the above -
- 35.
MHC I
- A.
Found on all nucleated normal cells
- B.
Disappears when infected with certain viruses
- C.
Presents processed Ag when infected with certain viruses
- D.
All of the above
- E.
All but one of the above
Correct Answer
D. All of the above -
- 36.
Secondary granules of PMNs
- A.
Also know as azurophilic granules
- B.
Also known as specific granules
- C.
Contain myeloperoxidase
- D.
A and c
- E.
B and c
Correct Answer
B. Also known as specific granules -
- 37.
Nucleated cells with no MHC I on surface
- A.
Are flagged for killing by NK
- B.
Are flagged for killing by CTL
- C.
Are flagged for killing by macrophages
- D.
A and b
- E.
A and c
Correct Answer
A. Are flagged for killing by NK -
- 38.
Granuloma
- A.
Those of Mtb are called tubercles
- B.
Associated with acute inflammation
- C.
Associated with macrophages
- D.
A and c
- E.
B and c
Correct Answer
D. A and c -
- 39.
Acute inflammation
- A.
Mtb is a microbe that causes
- B.
S aureus is a microbe that causes
- C.
Usually occurs in a short time period
- D.
A and c
- E.
B and c
Correct Answer
E. B and c -
- 40.
Opsonization
- A.
Ab binds better than C3b
- B.
C3b binds better than Ab
- C.
When both bind, it is more effective than one or other singly
- D.
A and c
- E.
B and c
Correct Answer
E. B and c -
- 41.
MAC
- A.
Stands for membrane absorption complex
- B.
Stands for membrane attack complex
- C.
Consists of C5b, C6, 7, 8, 9
- D.
A and c
- E.
B and c
Correct Answer
E. B and c -
- 42.
Phagocytes
- A.
Follow chemo-attractant concentration gradient
- B.
Leave capillaries via diapedesis
- C.
Enter tissue where pathogens are present
- D.
All of the above
- E.
All but one of the above
Correct Answer
D. All of the above -
- 43.
Abscess
- A.
Pimple/boil is an example
- B.
Associated with chronic inflammation
- C.
Mtb can cause
- D.
A and b
- E.
B and c
Correct Answer
A. Pimple/boil is an example -
- 44.
Macrophages
- A.
Often enter later in inflammation
- B.
Are often seen with chronic inflammation
- C.
Can become activated
- D.
All but one of the above
- E.
All of the above
Correct Answer
E. All of the above -
- 45.
TLR
- A.
Presents processed exogenous Ag
- B.
Stands for "toll like receptor"
- C.
Found on bacteria
- D.
A and b
- E.
B and c
Correct Answer
B. Stands for "toll like receptor" -
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Mar 21, 2022Quiz Edited by
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May 13, 2010Quiz Created by
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