5551. Amoebic liver abscess can be diagnosed by demonstratig________________?
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A. Trophozoites in the pus

B. Cysts in the sterile pus

C. Trophozoites in the feces

D. Cysts in the intestine

5552. Most common tumor associated with AIDS is______________?
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A. Carcinoma

B. Ewings sarcoma

C. Kaposis sarcoma

D. Melanoma

5553. Rabies virus________________?
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A. Neurotropic

B. Chromophilic

C. Cytotropic

D. Dermatotropic

5554. Investigation of choice for invasive amoebiasis is________________?
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A. Counter immune electroporesis

B. Microscopy

C. ELISA

D. Indirect hemagglutination

5555. Probiotic organism used_________________?
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A. Salmonella

B. Bifido bacteria

C. Staphylococcus

D. E coli

5556. Flash pasteurization of milk is done at what temperature______________?
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A. 72 for 15 20 Sec

B. 60C for 15 minutes

C. 125C for new seconds

D. 72C for 5 minutes

5557. Which of the following methods is adopted for screening HIV infection ?
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A. ELISA followed by western blot technique

B. Virus isolation

C. Polymers chain reaction

D. Western blot followed by ELISA

5558. The anaphylaxis should be treated first with_____________?
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A. Epinephrine

B. Anti histamines

C. Antibiotics

D. Steroids

5559. The following is not true of Candida albicans______________?
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A. Blastomeres seen in isolates

B. Seen in immunocompromised and causes meningitis in them

C. Yeast like fungus

D. Forms Chlamydospores

5560. Which of the following does not go into chronic hepatitis stage ?
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A. HCV

B. HBV

C. HEV

D. HDV

5561. Which of the following is not used as disinfectant________________?
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A. 1-2% cetrimide

B. 2% Lysol

C. 100% alcohol

D. 5% chloroxylene

5562. The overall effect of HIV is to gradually impair the immune system by interference with______________?
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A. Plasma cells

B. Macrophages

C. Helper T lymphocytes

D. Natural killer cells

5563. Toxoids are_________________?
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A. non-antigenic and toxic

B. non-antigenic and non-toxic

C. antigenic and non-toxic

D. antigenic and toxic

5564. The time gap between appearance of Kopliks spot and cutaneous rash in measles is________________?
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A. 24 Hrs

B. 3-4 days

C. 10 days

D. 2 weeks

5565. Characteristic feature of retrovirus is_____________?
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A. Restriction endonuclease

B. DNA polymerase

C. Ribonuclease

D. Reverse transcriptase
5566. Hepatitis C virus belongs to which one of the following virus groups ?
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A. Flavi viruses

B. Picorna viruses

C. Herpes viruses

D. Hepadana viruses

5567. In patients with asthma due to an allergic cause the serum levels of which immunoglobulin increase____________________?
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A. IgE

B. IgD

C. IgM

D. IgA

5568. In penicillin allergy, penicillin acts as a_______________?
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A. Carrier

B. Super antigen

C. Toxin

D. Hapten
5569. Human immunoglobulins are divided based on_____________?
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A. Structural differences

B. Complemented fixation

C. Functional differences

D. None of the above

5570. EBV causes all except_________________?
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A. Papilloma

B. Infectious mononucleosis

C. Carcinoma of nasopharynx

D. Burkitts lymphoma

5571. Cold sterilization refers to the process of sterilization by use of____________________?
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A. Infrared rays

B. Gamma rays

C. Ultrasonic vibrations

D. Ultra violet rays

5572. Anaphylaxis refers to the________________?
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A. Severe reaction resulting from sensitivity to common allergens

B. Severe reaction following primary injection of Protein solutions

C. Severe reaction following the injection of protein solution in a sensitized individual

D. State of immunity developed by repeated injections of any foreign substance

5573. Chemotactic cytokine is_________________?
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A. IL-8

B. TNF

C. IL-6

D. IL-1

5574. Viron is defined as______________?
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A. A smallest particle similar to virus

B. Extracellular infectious virus particle

C. Smallest virus

D. None of the above

5575. Components of innate immunity that are active against viral cells includes______________?
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A. NK Cells

B. Cytotoxic T cells

C. B cells

D. Memory B cells

5576. Which of the following lesions is NOT an infection from human papilloma virus ?
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A. Focal epithelial hyperplasia

B. Condyloma acuminatum

C. Keratoacanthoma

D. Verruca vulgaris

5577. Sunlight acts as sterilizing agent because_________________?
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A. Heat

B. short wave lenght

C. Long wavelength

D. Ozone

5578. A sporangium contains_______________?
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A. Spherules

B. Oidia

C. Chlamydospores

D. porangiospores
5579. T cells multiplication is stimulated by_______________?
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A. Heat

B. Phytohaemagglutinin

C. Bovine serum

D. Macrolin

5580. Which is false about Wucheraria bancrofti_________________?
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A. Causes filariasis

B. Man and anapheles mosquito are hosts

C. Body is slender and long

D. Terminal nuclei absent

5581. Sterilization is a process in which_________________?
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A. Deactivate all pathogens not spores

B. Kill all non-pathogenic micro-organisms in the environment

C. Deactivate all spores and dill pathogenic organism

D. Kill all pathogenic micro-organisms

5582. The presence of Which of the following factors in viruses makes protective vaccines a possibility ?
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A. Protein coat

B. Polysaccharide

C. Lipids

D. Enzymes

5583. The term epitope refers to________________?
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A. complete antigen molecule

B. Smallest antigenic determinant

C. Hapten

D. Immunogen

5584. Prozone phenomenon is due to______________?
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A. Excess antigen

B. Hyper immune reaction

C. Excess antibody

D. Disproportionate antigen antibody levels

5585. Which of the following organisms does NOT react with grams stain ?
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A. Actinomyces israelii

B. Streptococcus mutan

C. Candida albicans

D. Mycobacterium tuberculosis
5586. Causative organism of Kalahazar is_______________?
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A. Leishman donovani

B. Toxoplasma

C. Entamoeba histolytica

D. Plasmodium ovaie

5587. The culture media used for cultivation of HSV is_____________?
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A. Chorio allantoic membrane

B. Sabourads agar

C. Chocolate agar

D. Robertosons cooked-meat broth

5588. The medium of choice for culturing yeast from of dimorphic fungi is_________________?
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A. Any medium incubated at 35-37C

B. Brain heart infusion

C. Sabourauds

D. Sabourauds plus antibiotics
5589. Injection abscesses due to use of contaminated vaccines occurs in infections caused by_______________?
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A. M. Kansasii

B. M. chelonae

C. M. smegmatis

D. M. ulcerans

5590. Donovanosis, true is___________________?
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A. Characterized by painful genital ulcers

B. Penicillin is drug of choice

C. Caused by Calymmatobacterium granulomatis

D. Lymphadenopathy is remarkable & diagnostic

5591. Presence of HBe Ag in Patients with hepatitis indicates_______________?
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A. Carrier status

B. Simple carriers

C. High infectivity

D. Late convalescence

5592. Virus are sharply differentiated from bacteria by_______________?
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A. Simple structure

B. All of the above

C. Presence of either DNA or RNA

D. Complex multiplication

5593. Which of the following is NOT a live attenuated vaccine ?
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A. Varicella Zoster virus

B. Tuberculosis (BCG)

C. Typhoid

D. Cholera
5594. Hydatid cyst is__________________?
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A. Congenital

B. Fungal

C. Viral

D. Parasitic in nature
5595. Australia antigen is associated with________________?
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A. AIDS

B. Hepatitis B surface antigen in acute hepatitis

C. Basal cell carcinoma

D. Chronic leukemia

5596. Secondary response is mediated by_______________?
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A. IgA

B. IgG

C. IgE

D. IgM

5597. HIV is transmitted by all of the following routes except________________?
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A. Blood transmission

B. Needle prick injury

C. Sexual intercourse

D. Saliva
5598. Half-life of free HIV in plasma is________________?
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A. 24 hours

B. 12 hours

C. 6 hours

D. 3 months

5599. The reaginic antibody is________________?
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A. IgD

B. IgG

C. IgA

D. IgE
5600. Normal ratio of CD4 (T4) : CD8 (T8) is_________________?
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A. 1:02

B. 2:1

C. 1:03

D. 3:01