1. Ig predominant in saliva is:IgEIgMIgDIgAQuestion 1 of 20 2. For uniform staining reaction, morphology & biochemical activity, it is advisable to study bacterial cultures during theDeath phaseLogarithmic phaseStationary phaseLag phaseQuestion 2 of 20 3. All are true about Leptospirosis except:Latent period is 10 daysIgM is formed in 5 daysPenicillin G is drug of choiceUrine and faeces are main mode of transmissionQuestion 3 of 20 4. All about N. Gonorrhea is true exceptAll stains are sensitive to penicillin GExclusively found in humansIn males it causes acute urethririsWide spread causes disseminated gonococcal InfectionQuestion 4 of 20 5. All of the following clinical features are associated with enteroviruses HerpanginaPleurodyniaMyocarditisHemorrhagic feverQuestion 5 of 20 6. The cell wall deficient bacteriaRickettsiaeMycoplasmaEhrtichiaeChlamydiaeQuestion 6 of 20 7. The genetic ability of a bacterium to grow in the presence of several antibiotics is passed from one bacterium to other byConjugationTransductionRarefactionTransformationQuestion 7 of 20 8. Commonest mycobacterial infection in tropical countriesM. Avium intracellulareM. LepraeM. TuberculosisKansasiQuestion 8 of 20 9. Protection of oral mucosa is byIgAIgMIgGIgEQuestion 9 of 20 10. Silver Impregnation method of staining is useful to demonstrateBoth of the aboveBacterial flagellaSpirochetesNone of the aboveQuestion 10 of 20 11. A deficiency in which of the following cells can predispose to candidiasis?EosinophilsABasophilsT lymphocytesMacrophagesQuestion 11 of 20 12. Which of the following is not a rapidly growing atypical mycobacteria causing lung infectionsM. chelonaeM.kansasiiM.abscessusM.fortuitumQuestion 12 of 20 13. If a foreign antigen enters the body through the skin, which of the following portions of the lymphoid system is the antigen MOST likely to reach FIRST?LiverSpleenThymusLymph nodesQuestion 13 of 20 14. Eosinophils are characteristically seen in which of the following conditions?Bacterial infectionsParasitic infestationsFungal infectionsViral infectionsQuestion 14 of 20 15. Organism involved in Cysticercosis of oral cavityLymphogranuloma venerumEchinococcus granuLosusTaenia soLiumHook wormQuestion 15 of 20 16. Lance field grouping of streptococci is based on:Lipopolysaccharide capsuleCell wall peptidoglycanM proteinCarbohydrate C antigenQuestion 16 of 20 17. Most sensitive test for Treponema -RPRFTA-ABSVDRLKahnQuestion 17 of 20 18. Not used in leptospirosis -Weil felix reactionDark field illuminationMicroscopic agglutination testMacroscopic agglutination testQuestion 18 of 20 19. Endoscopes are sterilized by using:AutoclavingBoilingGamma radiationCidexQuestion 19 of 20 20. Which of the following statements about C. diphtheria is false:Toxin acts by inhibiting protein synthesisToxin production is mediated by native chromosomeToxin may affect the heart and nervesOrganism may be identified by tests for toxigenicityQuestion 20 of 20 Loading...