Applied
Expert Microbiology Challenge
Test your knowledge on microbiology with our comprehensive quiz encompassing various pathogens, their characteristics, and disease associations. This quiz includes a diverse range of questions designed to challenge both students and professionals in the field.
- 63 carefully crafted multiple-choice questions
- Covers essential aspects of different bacteria and their diseases
- Ideal for both learning and certification purposes
106.Which of the following is not the general characteristics of Haemophilus ducreyi?
A. Gram-negative coccobacillus
B. It grows well on standard chocolate agar
C. It requires X factor but not the V factor
D. It is susceptible to erythromycin
107.Name the antibiotics group which is commonly NOT used for the treatment of influenza caused by Haemophilus influenzae?
A. Third generation cephalosporins
B. Aminopenicillins with a beta-lactamase inhibitor
C. Chloramphenicol with ampicillin
D. Amoxicillin with penicillin
108. .................... Is the causative agent of the chancroid, one of the most common sexually transmitted disease and is characterized by painful lesions and genital ulcers?
A. Neisseria gonorrohoeae
B. Haemophilus haemolyticus
C. Haemophilus ducreyi
D. Treponema pallidum
1. Morphological of Listeria Monocytogenes is:
A. Gram + aerobic (usually anaerobic optional)
B. Helical bacteria to turn loose, mobile, unstained by Gram stain
C. Spiral form very thin, with tight turns, mobile & aerobic
D. Gram positive (small) & Aerobic-anaerobic Optional
2. Specific condition of Listeria Monocytogenes's multiplication is:
A. Multiplication at 37oC
B. Multiplication at 30-35oC
C. Multiplication at 4 oC
D. All response above
3. Habitat of Listeria Monocytogenes is:
B. Wild rodents
A. Wet soil, water, plants & fish (often in the GI tract of animals)
C. Pharynx and sometimes the skin
D. Many animal species infected with Leptospira, fresh water & sludge
4. Listeria Monocytogenes be transmitted to human by:
A. Transmission transdermal & contamination by contact with water and mud
B. Air path or nasopharyngeal secretion & direct contact
C. Ingestion of contaminated food & mother-to-child transmission
D. Bite of ticks (bloodsucking insects)
5. Listeria Monocytogenes's contamination can be related to professional activity such as:
A. Accountant & Soldier
B. Police man
C. Professor
D. Agriculture, employment involving contact with animals & sewage
6. Symptoms given by Listeria Monocytogenes's infection are:
A. Flu-like with febrile
B. Jaundice and kidney failure → anuria
C. Pseudo-meinbranous angina or false membranes
D. All response above
7. Listeria Monocytogenes can infect cells such as:
A. Polynucleus cell
B. Phagocytosis cells
C. Non phagocytosis cells and mononuclear cell (phagocytosis cell)
D. All response above
8. Sample can contain the Listeria Monocytogenes for laboratory diagnosis are:
A. Skin sampling : pseudo membrane of necrotic skin
B. CSF blood & placenta
C. CSF blood & Urine
D. All response above
9. Listeria Monocytogenes's infection can be treated by:
A. Penicillin Cotrimoxazole & Rifainpicin
B. penicillin G, Erythromycin Tetracycline & Chloramphenicol
C. Penicillin Tetracycline & generation 3rd Cephalosporin
D. All response above
10. Morphological of Corynebacterium is:
A. Gram + aerobic (usually anaerobic optional)
B. Helical bacteria to turn loose, mobile, unstained by Gram stain
C. Spiral form very thin, with tight turns, mobile & aerobic
D. Gram positive (small) & Aerobic-anaerobic Optional
11. Disease given by Corynebacterium diphteriae is:
A. Lyme disease
B. Diphtheria
C. Tetanus
D. All response above
12. Habitat of Corynebacterium diphteriae is:
A. Wet soil, water, plants & fish (often in the GI tract of animals)
B. Wild rodents
C. Pharynx and sometimes the skin
D. Fresh water & sludge
13. Transmission path of Corynebacterium diphteriae is :
A. Transmission transdermal & contamination by contact with water and mud
B. Air path or nasopharyngeal secretion & direct contact
C. Ingestion of contaminated food & mother-to-child transmission
D. Bite of ticks (bloodsucking insects)
14. Symptoms given by Corynebacterium diphteriae's infection are:
A. Flu-like with febrile
B. Jaundice and kidney failure → anuria
C. Pseudo-membranous angina or false membranes
D. All response above
15. Corynebacterium diphteriae can be identified by using
A. Culture presenting gram + (0.3-0.8um), straight or slightly curved, 2-8um long
B. Culture presenting Cocci
C. Culture presenting bacillus
D. All response above
16. Sample can contain the Corynebacterium diphteriae for laboratory diagnosis are:
A. Skin sampling : pseudo membrane of necrotic skin
B. CSF blood & placenta
C. CSF blood & Urine
D. All response above
17. Corynebacterium diphteriae's infection can be treated by:
A. Penicillin Cotrimoxazole & Rifampicin
B. penicillin G, Erythromycin Tetracycline & chloramphenicol
C. Penicillin tetracycline & generation 3rd cephalosporin
D. All response above
18. Morphological of Borrelia is:
A. Gram + aerobic (usually anaerobic optional)
B. Helical bacteria to turn loose, mobile, unstained by Gram stain
C. Spiral form very thin, with tight turns, mobile & aerobic
D. Gram positive (small) & Aerobir-anaerobic Optional
19. Disease given by Borrelia burgdorferi is:
A. Lyme disease
B. Diphtheria
C. Tetanus
D. All response above
20. Habitat of Borrelia burgdorferi is:
A. Wet soil, water, plants & fish (often in the GI tract of animals)
B. Wild rodents
C. Pharynx and sometimes the skin
D. Many animal species infected with Leptospira, fresh water & sludge
21. Borrelia burgdorferi can be transmitted to human by:
A. Air path or nasopharyngeal secretion & direct contact
B. Ingestion of contaminated food & mother-to-child transmission
C. Bite of ticks (bloodsucking insects)
D. All response above
22. Characteristic erythema migrans (extending centrifugal) is symptom that can be observe in patient infected by:
B. Leptospira interrograns
A. Borrelia burgdorferi
C. Mycoplasma Pneumoniae
D. All response above
23. The most used method for Borrelia burgdorferi 's identification:
A. Microscopy observe
B. Bacterial culture or isolate
C. Immunofluorescence
D. Serology
24. Borrelia burgdorferi's infection can be treated by:
A. Penicillin Cotrimoxazole & Rifampicin
B. penicillin G, Erythromycin Tetracycline & chloramphenicol
C. Penicillin tetracycline & generation 3rd cephalosporin
D. All response above
25. Sodoku, disease found mostly in Japan, is caused by
A. Borrelia burgdorferi
B. Leptospira interrograns
D. Spirillum minus
C. Mycoplasma Pneumonize
26. Morphological of Leptospira is:
A. Gram + aerobic (usually anaerobic optional)
B. Helical bacteria to turn loose, mobile, unstained by Gram stain
C. Spiral form very thin, with tight turns, mobile & aerobic
D. Gram positive (small) & Aerobic-anaerobic Optional
27. The pathogenic to humans of Leptospira is:
A. Leptospira interrograns
B. Leptospira laterohaemorrhagiae
C. Leptospira Canicola
D. Leptospira Pomona
28. Leptospira can be found in:
A. Wet soil, water, plants & fish (often in the GI tract of animals)
B. Respiratory mucosa
C. Pharynx and sometimes the skin
D. Long persistence in fresh water and sludge (shade and 30oC place)
29. Leptospira can be transmitted to human by
A. Air path or nasopharyngeal secretion & direct contact
B. Ingestion of contaminated food & mother-to-child transmission
C. Bite of ticks (bloodsucking insects)
D. Contact with water & mud, Transdermal transmission
30. Most severe symptoms caused by Leptospira's infection are:
A. Flu-like with febrile
B. Jaundice and kidney failure → anuria
C. Pseudo-membranous angina or false membranes
D. All response above
31. Antibiotics that are active against Leptospira are
A. Penicillin Cotrimoxazole & Rifampicin
B. penicillin G, Erythromycin Tetracycline & chloramphenicol
C. Penicillin & tetracycline
D. All response above
32. Smal Bacteria (about 0.1 microns in diameter) without wall &Non-colorable by Gram staining is:
A. Borrelia burgdorferi
B. Leptospira interrograns
Mycoplasma
D. All response above
33. Other Pathogenic species of Mycoplasma for human is:
A. hominis & Genitalium
B. Interrograns & lcterohaemorrhagiae
C. Canicola & Pomona
D. All reponse above
34. Mycoplasma can be found in:
A. Wet soil, water, plants & fish (often in the GI tract of animals)
B. Respiratory mucosa (in humans)
C. Pharynx and sometimes the skin
D. Long persistence in fresh water and sludge (shade and 30oC place)
35. Leptospira can be transmitted to human by:
A. Air path
B. Ingestion of contaminated food & mother-to-child transmission
C. Bite of ticks (bloodsucking insects)
D. Contact with water & mud, Transdermal transmission
36. Pharyngitis bronchitis & atypical pneumonia are symptoms caused by: A. Borrelia burgdorferi
A. Borrelia burgdorferi
B. Leptospira interrograns
C. Mycoplasma Pneumoniae
D. All response above
37. Sample containing the Mycoplasma Pneumoniae for laboratory diagnosis is:
A. Skin sampling: pseudo membrane of necrotic skin
C. CSF blood or Urine
B. CSF blood or placenta
D. Pharyngeal secretion
38. Mycoplasma Pneumoniae can be identified by using:
A. Genetic amplification
B. Culture
=C. Serology (Cold agglutinins)
D. All response above
39. Mycoplasma Pneumoniae's infection can be treated by:
B. penicillin G, Erythromycin Tetracycline & chloramphenicol
A. Tetracycline, Macrolides & Fluoroquinolones
C. Penicillin tetracycline & generation 3rd cephalosporin
D. All response above
40. Other Pathogenic species (M. hominis & M. Genitalium) of Mycoplasma can infect
A. Skin & mucosa
B. GI tract B D.
C. Genital tract, (pelvic infection & Pyenephritis)
D. All response above
41. Pathogenic species of Chlamydia for human are
A. Trachomatis, Psittacci, pneumoniae
B. Irterrograns & icterohaemorrhagiae
C. Canicola & Pomona
D. All response above
42. Chlamydia Trachomatis can be found in:
A. Wet soil, water, plants & fish (often in the GI tract of animals)
B. Respiratory mucosa (in humans)
C. Eye & genital tract
D. Pharynx and sometimes the skin
43. Trachoma Cervicitis Urethritis Conjunctivitis or pneumonia are symptoms can be iound in patients infected by:
A. Leptospira interrograns
B. Chlamydia Trachomatis
C. Mycoplasma Pneumoniae
D. All response above
44. Chlamydia Trachomatis can be transmitted between human by:
B. Ingestion of contaminated food & mother-to-child transmission
A. Air & Digestive path
C. Bite of ticks (bloodsucking insects)
D. Sexual transmission & Childbirth (mother → child)
45. Methods used for the identification of Chlamydia trachomatis:
A. Presence of inclusion in cells
B. Isolation in cell culture
C. Immunological method (enzymatic technique)
D. All response above
46. Chlamydia trachomatis's infection can be treated by:
A. penicillin G, Erythromycin Tetracycline & chloramphenicol.
B. Penicillin tetracycline & generation 3rd cephalosporin
C. Tetracycline, Macrolides Rifampicine & Fluoroquinolones
D. All response above
47. Symptom given by C. psittaci & C. pneumoniae
A. Diarrhea
B. Pneumonia
C. Jaundice
D. All response above
48. Pathogenic species of Clostridium for human are:
A. Tetani
B. Botulinum
C. perfringens
D. All response above
49. Clostridium tetani Trachomatis can be found in:
A. Birds
B. Respiratory mucosa (in humans)
C. Soil & Non sterile surgical instrument
D. Pharynx and sometimes the skin
50. Clostridium tetani cam be transmitted to human by:
A. Dirty wound with soil & animal bite
B. Air & Digestive path
C. Bite of ticks (bloodsucking insects)
D. Sexual transmission (sexual infection) & Childbirth (mother → child)
51. Clostridium tetani's infection can be diagnosed by:
A. Toxin found in CNs
B. Blocks transmission between inhibitory neurons and motor neurons
C. Using cell culture (McCoy, Hela 229, HL, and Hep-2)
=D. Clinical symptom (muscle spasm: masseter or Risus sardonicus)
52. Clostridium tetani's infection can be treated by:
A. Clopromazine, Diazepam & Penicillin( on wound open)
B. penicilin G, Erythromycin Tetracycline & chloramphenicol
C. Penicillin tetracycline & generation 3rd cephalosporin
D. All response above
53. Clostridium tetani's infection can be prevented by:
A. Vaccination injection: toxin at month of 2, 4, 6 & 15 and at 4 year old
B. Vaccination injection DTaP (combined vaccine for Diphteria, Tetanus & Pertussis)
C. Penicillin tetracycline & generation 3rd cephalosporin
D. All response above
54. Anthax is disease caused by
A. Borrelia burgdorferi
B. Leptospira interrograns
C. Mycoplasma Pneumoniae
D. Bacillus anthracis
55. Morphological of Bacillus anthracis is:
A. Gram +, obligate aerobic rod bacterium
B. Helical bècteria to turn loose, mobile, unstained by Gram stain
C. Spiral form very thin, with tight turns, mobile & aerobic
D. Gram positive (small) & Aerobic-anaerobic Optional
56. Disease given by Bacillus anthracis (B. anthracis):
A. Claucoma
B. Anthrax
C. Lyme disease
D. All response above
57. Bacillus anthracis can be found in:
A. Birds fresh water & mud
B. Respiratory mucosa (in humans & fish)
C. Soil & Non sterile surgical instrument
D. Herbivorous & birds
58. Bacillus anthracis can be transmitted to human by:
A. Dermal path
B. Airway path
C. Digestive tract path
D. All response above
59. Three pathological forms given by B. Anthracis's infection are:
A. Cutaneous anthrax symptoms
B. Inhalation anthrax symptoms
C. Gastrointestinal anthrax symptoms
D. All response above
60. Fever & chills, Chest discomfort, Shortness of breath & Cough are symptoms found in patient infected by Bacillus anthracis in form of:
A. Cutaneous anthrax
B. Inhalation anthrax (respiratory infection)
C. Gastrointestinal anthrax
D. All response above
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