Microbiology MCQ Questions — Page 493

Question 1

Pneumocystis carinii is diagnosed by –

BCulture

Answer

Sputum examination for trophozoites and cyst under microscope

Answer

Positive serology

Answer

Growth on artificial media

Question 2

Answer

Borellia bourgdroferi replicates locally and invades locally

Answer

Infection progresses inspite of good humoral jmmunity

Answer

Polymorphonuclear lymphocytosis in CSF suggest meningial involvement

Answer

IgA intrathecally confirms meningitis

Question 3

Answer

Mycobacterium tuberculosis

Answer

Salmonella typhi

Answer

Brucella species

Answer

Salmonella paratyphi A

Question 4

AMeasles

DRubella

Answer

Chicken pox

Answer

Erythema infectiosum

Question 5

DMoraxella

Answer

Streptococcus

Answer

Staphylococcus

Answer

Hemophillus influenza

Question 6

ACapsule

Answer

Bile solubility test positive

Answer

Causes Meningitis

Answer

Not pathogenic to mice

Question 7

AProtein

BLipid

Answer

Polysaccharides

Answer

All of the above

Question 8

Answer

Is the only flagellate parasite without a cystic stage

Answer

Infection happens by ingestion of trophozoites in food and water

Answer

Is the only protozoan parasite found in the lumen of small intestine

Answer

May sometimes invade the blood stream and cause ectopic lesions

Question 9

Answer

Bile insolubility

Answer

Optochin sensitivity

Answer

Gram positive cocci

Answer

Encapsulated