Whooping cough is caused by
A. B.pertussis
B. P.aeruginosa
C. Salmonella
D. E.coli
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Most Bacillus genus are not
A. Saprobic
B. Nonpathogens
C. A common source of antibiotics
D. Primary habitat is soil
The most serious streptococcal pathogens is
A. S.agalactiae
B. S.pyogenes
C. S.bovis
D. S.pneumoniae
Streptococci are not
A. Spherical cocci arranged in long chains
B. Gram-negative
C. Non-spore-forming
D. Sensitive to drying, heating and disinfectants
Which of the following bacteria presents coagulase positive
A. S.epidermidis
B. S.capitis
C. S.saprophyticus
D. S.aureus
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