WorksheetsQuiz Girls
Total questions: 15
Worksheet time: 8mins
What is the primary basis for the classification of clinically important bacteria?
Colony morphology
Antibiotic sensitivity
Gram stain result
Biochemical reactions
What color do Gram-positive bacteria appear when stained?
Blue
Purple
Red
Pink
Which of the following is a Gram-negative bacilli?
Staphylococcus aureus
Escherichia coli
Streptococcus pneumoniae
Bacillus anthracis
What type of bacteria are Acid Fast Bacilli (AFB) stained with?
Lactophenol cotton blue
Gram stain
Ziehl-Neelsen stain
Methylene blue
Which of the following is a characteristic of Gram-negative bacteria?
Stain purple
Thick peptidoglycan layer
No outer membrane
Outer membrane with lipopolysaccharides
Which organism is known for causing urinary tract infections and is a Gram-positive cocci?
Staphylococcus saprophyticus
Proteus mirabilis
Escherichia coli
Klebsiella pneumoniae
What is the shape of Gram-negative cocci?
Spirilla
Coccobacilli
Cocci
Bacilli
Which of the following is a common causative agent of pneumonia?
Clostridium difficile
Neisseria gonorrhoeae
Haemophilus influenzae
Streptococcus pyogenes
What type of media is used to culture Neisseria species?
Blood Agar
Thayer Martin agar
MacConkey agar
Chocolate agar
Which of the following is a Gram-positive bacilli?
Pseudomonas aeruginosa
Escherichia coli
Salmonella enterica
Corynebacterium diphtheriae
What is the typical appearance of Staphylococcus aureus on Mannitol Salt Agar?
Pink colonies
Green colonies
Colorless colonies
Yellow colonies
Which organism is known for causing gastroenteritis?
Streptococcus pneumoniae
Clostridium botulinum
Salmonella
Neisseria meningitidis
What is the characteristic morphology of Mycobacterium tuberculosis?
Cocci
Bacilli
Spirilla
Vibrio
Which of the following is a common cause of septicemia?
Lactobacilli
Bacteroides
Clostridium
Staphylococci
What type of bacteria are typically found in the large intestine?
Staphylococci
Bacteroides
Corynebacterium
Neisseria
