History of Microbiology - Mock Test 2

Question 11

Thermal death time is

A) Time required to kill all cells at a given temperature B) Temperature that kills all cells in a given time C) Time and temperature needed to kill all cells D) All of the above

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Question 12

The technique used to avoid all microorganisms is accomplished by

A) Sterilization B) Disinfection C) Surgical sterilization D) Disinfection Sterilization

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Question 13

The method in which the cells are frozen dehydrated is called

A) Pasteurization B) Dessication C) Disinfection D) Lypophilization

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Question 14

Peptone water medium is an example for

A) Synthetic medium B) Semisynthetic medium C) Differential medium D) None of these

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Question 15

Which of the following is a neutral stain

A) Picric acid B) Gmiemsa C) Neutral red D) Malachite green

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Question 16

Lysol is a

A) Sterilent B) Disinfectant C) Antiseptic D) Antifungal agent

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Question 17

The medium used in membrane filter technique was

A) EMB agar B) EMR-Vp medium C) Lactose broth D) Endo agar

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Question 18

Fluroscent substance used in fluorescent microscopy are

A) Quinine sulphate B) Auramine C) All of these D) None of these

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Question 19

Trepanema pallidum was discovered by

A) Schaudinn and Hoffman B) Louis Pasteur C) Burgey D) Laennec

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Question 20

Rh factor of the blood was discovered by scientist

A) Louis Pasteur B) Landsteiner and Weiner C) Janskey D) Moss

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