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Worksheets#4Bacterial Physiology and Metabolism
Total questions: 10
Worksheet time: 8mins
True of Gram positive bacteria
Thick cell wall
Stain red with gram stain
Thin cell wall
Escherichia coli is an example
True of Gram negative bacteria
Thin cell wall
Stain blue with gram stain
Thick cell wall
Streptococcus pneumoniae is an example
Which is a gram resistant bacteria?
Mycobacterium tuberculosis
Staphylococcus aureus
Pseudomonas aeruginosa
Streptococcus pneumoniae
Which is not present among gram positive bacteria?
Lipopolysaccharide
Exotoxin
Sporulation
Peptidoglycan
Which is not present among gram negative bacteria?
Teichoic acid
Outer membrane
Exotoxin
Lipopolysaccharide
Which organism does not produce mycolic acid?
Clostridium
Mycobacterium
Nocardia
Corynebacterium
Which toxin is present only among gram negative bacteria?
Endotoxin
Exotoxin
Anti-toxin
Neurotoxin
Among the pneumonia -causing bacteria; which does not have virulence- promoting capsule?
Mycoplasma pneumoniae
Streptococcus pneumoniae
Klebsiella pneumoniae
Haemophilus influenzae type b
Most pathogenic bacteria grow optimally at these temperatures?
35-37 C
33-34 C
38-39 C
40-41 C
This renders some bacteria to withstand or survive drying, heat and chemicals.
Spores
Plasmids
Flagellate
Cell wall
