Microbiology MCQs

Page No. 18

The major antiseptic value of soap lies in its ability to_____________?


aKill mircobes

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b Remove microbes

✓


cInhibit microbial growth

✖


dDehydrate microbial cells

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View Answer Remove microbes

Which of the following antibacterial substance is present in eggs and saliva ?


a Lysozyme

✓


bSecretozyme

✖


cAlbumin

✖


dIsozyme

✖


View Answer Lysozyme

Most antibodies are produced in the________________?


a Heart and the liver

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bBrain and the meninges

✖


cThymus and the appendix

✖


dSpleen and the lymph nodes

✓



The optimal time and temperature required for sterilization in an autoclave is___________________?


a140°C x 2 hrs. x 10 lbs pr

✖


b121°F x 15 mts. x 15 lbs pr.

✖


c121°F x 15 sec. x 15 lbs pr.

✖


d121°C 15 mts. x 15 lbs pr.

✓



Immunoglobulin implicated in atopy and anaphylaxis is_______________?


aIgE

✓


b IgM

✖


cIgG

✖


dIgA

✖


View Answer IgE

Synthesis of antibodies in plasma cells occurs in_________________?


aGolgi body

✖


bndoplasmic reticulum

✓


c Nucleus

✖


dMitochondria

✖


View Answer ndoplasmic reticulum

Which of the following is an enrichment medium________________?


aBlood agar

✖


bSelenite F Broth

✓


cMac Conkey aga

✖


dNutrient Broth

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View Answer Selenite F Broth

An example of naturally acquired passive immunity is__________________?


aHepatitis vaccination

✖


bGamma globulin injection

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cImmune blood transfusion

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dPlacental transfer of antibodies

✓



Disinfection frees the surface from______________?


aVegetative forms

✓


bSpore forms

✖


cBoth of the above

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dNone of the above

✖


View Answer Vegetative forms

A darkfield microscope would be useful in examining blood for_______________?


aTreponema

✓


bActinomyces

✖


cStreptococcus

✖


dMycobacterium

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View Answer Treponema

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