The E. coli MCQs Quiz is mainly for ‘Examination MCQs’. Here, you will get a simple questionnaire set that fully reflects your practical skills.
Test your knowledge in the Escherichia coli MCQs Quiz by playing this quiz and raising your marks in examinations and elsewhere you need.
There are multiple-choice questions (MCQs). A question is normally four choices among them one right answer you have to choose. Your score will display after completion of all questions given in a quiz
So, let’s go towards the quiz.
Welcome to the Escherichia coli MCQs Quiz!
Question #1: What is Escherichia coli (E. coli)?
Virus
Bacterium
Fungus
Parasite
Question #2: E. coli is classified under which bacterial group?
Gram-positive cocci
Gram-negative bacilli
Acid-fast bacilli
Gram-positive bacilli
Question #3: What is the natural habitat of E. coli in humans?
Lungs
Small intestine
Large intestine
Stomach
Question #4: Which of the following strains of E. coli is associated with severe diarrhea?
Enterohemorrhagic E. coli (EHEC)
Enterotoxigenic E. coli (ETEC)
Enteropathogenic E. coli (EPEC)
All of the above
Question #5: What toxin is produced by Enterohemorrhagic E. coli (EHEC)?
Shiga toxin
Cholera toxin
Diphtheria toxin
Botulinum toxin
Question #6: E. coli O157:H7 is associated with which condition?
Hemolytic Uremic Syndrome (HUS)
Typhoid fever
Tetanus
Cholera
Question #7: Which of the following tests is used to identify E. coli?
Gram stain
MacConkey agar
Indole test
All of the above
Question #8: E. coli ferments lactose on MacConkey agar, producing which color colonies?
Yellow
Pink
Green
Clear
Question #9: Which type of E. coli is the most common cause of Traveler’s diarrhea?
Enteroaggregative E. coli (EAEC)
Enterotoxigenic E. coli (ETEC)
Enteroinvasive E. coli (EIEC)
Uropathogenic E. coli (UPEC)
Question #10: What type of E. coli is primarily responsible for urinary tract infections (UTIs)?
Enteropathogenic E. coli (EPEC)
Enteroaggregative E. coli (EAEC)
Uropathogenic E. coli (UPEC)
Enteroinvasive E. coli (EIEC)
Question #11: How is E. coli O157:H7 most commonly transmitted?
Airborne droplets
Contaminated water or food
Mosquito bites
Direct contact with blood
Question #12: Which test confirms the production of indole by E. coli?
Voges-Proskauer test
Indole test
Citrate test
Urease test
Question #13: E. coli belongs to which family of bacteria?
Staphylococcaceae
Enterobacteriaceae
Bacillaceae
Vibrionaceae
Question #14: Which antibiotic is commonly used to treat E. coli infections?
Amoxicillin
Ciprofloxacin
Doxycycline
Penicillin
Question #15: What is the shape of E. coli?
Spherical
Rod-shaped
Spiral
Comma-shaped
Question #16: Which type of E. coli is associated with neonatal meningitis?
Enterotoxigenic E. coli (ETEC)
Enteroaggregative E. coli (EAEC)
Neonatal meningitis E. coli (NMEC)
Enteropathogenic E. coli (EPEC)
Question #17: How does E. coli appear under a microscope after Gram staining?
Purple spherical cells
Pink rod-shaped cells
Purple rod-shaped cells
Pink spiral-shaped cells
Question #18: Which of the following virulence factors are produced by pathogenic E. coli?
Adhesins
Toxins
Pili
All of the above
Question #19: E. coli infections can lead to which life-threatening condition?
Septicemia
Appendicitis
Pneumonia
Malaria
Question #20: Which of the following does NOT describe E. coli?
Facultative anaerobe
Non-spore forming
Gram-positive
Motile or non-motile
