1. The bacteria which is novobiocin resistant is
A.Staphylococcus aureus
B.S epidermidis
C.S saprophyticus
D.None of these

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2. The bacteria which are inhibited on crystal violet (1:500,000) blood agar, is/are
A.Streptococci
B.Staphylococci
C.Both (a) and (b)
D.None of these

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3. Which of the following Staphylococcal haemolysins does not possess leucocidal activity?
A.α haemolysin
B.γ haemolysin
C.β haemolysin
D.δ haemolysin

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4. The genus/genera that belongs to the family Micrococcaceae is
A.Micrococcus
B.Staphylococcus
C.Planococcus
D.All of these

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5. Identify the bacteria which is oxidase-negative and catalase-positive?
A.Staphylococcus
B.Streptococcus
C.Neisseria
D.Pseudomonas

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6. Coagulase-reacting factor is necessary for
A.slide coagulase test
B.tube coagulase test
C.precipitation test
D.none of these

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7. Bacteria which produces coagulase is
A.S epidermidis
B.S saprophyticus
C.S aureus
D.S hominis

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