Medical MCQs

Option A: Group A

Option B: Group B

Option C: Group C

Option D: Group D

Correct Answer: Group B ✔

Option A: Y. pestis

Option B: Pertussis

Option C: Mycoplasma

Option D: M-Tuberculosis

Correct Answer: Pertussis ✔

Option A: Aryl sulphatase test

Option B: Niacin test

Option C: Neutral red test

Option D: Catalase peroxidase test

Correct Answer: Neutral red test ✔

Option A: Gram positive organisms

Option B: Gram negative organisms

Option C: Mycoplasma

Option D: Virus infections

Correct Answer: Gram negative organisms ✔

Option A: Bacterial spore

Option B: Bacterial Flagella

Option C: Bacterial capsule

Option D: Bacterial fimbriae

Correct Answer: Bacterial fimbriae ✔

Option A: Spirochaetes

Option B: Fusiform bacilli

Option C: Treponema vincenti

Option D: None of the above

Correct Answer: Fusiform bacilli ✔

Option A: Through plasmids

Option B: Incorporating part of host DNA

Option C: Through bacteriophages

Option D: Through conjugation

Correct Answer: Incorporating part of host DNA ✔

Option A: Neisseria meningitides

Option B: Salmonella typhi

Option C: Streptococcus pyogenes

Option D: Legionella pneumophila

Correct Answer: Streptococcus pyogenes ✔

Option A: Trachoma

Option B: Non-gonococcal urethritis

Option C: Pneumonia

Option D: Parotitis

Correct Answer: Parotitis ✔

Option A: M Protein

Option B: Polysaccharide C antigen

Option C: Type of lipid in cell membrane

Option D: Physiological properties

Correct Answer: Polysaccharide C antigen ✔

Option A: Dischange from nasal mucosa

Option B: From open sore

Option C: Through intact skin

Option D: Through breast milk

Correct Answer: Through breast milk ✔

Option A: Niacin test

Option B: AFB staining

Option C: Pas staining

Option D: None of the above

Correct Answer: Niacin test ✔

Option A: CD 4*

Option B: CD 8*

Option C: B – lymphocytes

Option D: None of the above

Correct Answer: CD 4* ✔

Option A: Coagulase

Option B: Hyaluronidase

Option C: Lecithinase

Option D: None of the above

Correct Answer: Lecithinase ✔

Option A: Cl. tetani

Option B: Cl. tetanomorphum

Option C: Cl. sphenoids

Option D: All of the above

Correct Answer: Cl. tetani ✔

Option A: Rickettsia tsutsugamushi

Option B: R. prowozekii

Option C: R. quintana

Option D: C. burnetti

Correct Answer: D. C. burnetti ✔

Option A: Gram positive bacteria

Option B: Gram negative bacteria

Option C: Fungus

Option D: A yeast like form

Correct Answer: Gram positive bacteria ✔

Option A: Non – Specific

Option B: Slide flocculation test

Option C: Best followed for drug therapy

Option D: All of the above

Correct Answer: All of the above ✔

Option A: Osteomyelitis

Option B: Abscess

Option C: Scarlet fever

Option D: Pneumonia

Correct Answer: Scarlet fever ✔

Option A: Koch

Option B: Medintoff

Option C: John snow

Option D: Virchow

Correct Answer: Koch ✔

Option A: Pili

Option B: Cell Membrane

Option C: Its intracellular location

Option D: Cytolytic enzymes

Correct Answer: Pili ✔

Option A: Loefflers serum slope

Option B: Mc Conkey

Option C: Saborauds agar

Option D: Lowenstein Jensen Medium

Correct Answer: Loefflers serum slope ✔

1. Bacillus anthracis
2. Brucella species
3. Bordetelia pertussis
4. Clostridium weichii

Correct Answer: 3. Bordetelia pertussis ✔

Option A: Plague

Option B: Leprosy

Option C: Pemhigoid

Option D: Typhoid

Correct Answer: Typhoid ✔

Option A: Metachromatic granules

Option B: Refractile granules

Option C: Babes Ernst granules

Option D: Voluntin granules

Correct Answer: Refractile granules ✔

Option A: Hemoral immunity

Option B: Cell mediated immunity

Option C: Complement function

Option D: Phagocyte dysfunction

Correct Answer: Cell mediated immunity ✔

Option A: Strep. Mutans

Option B: Strep. pyogenes

Option C: Peptostreptococcus

Option D: Enterococcus

Correct Answer: Strep. Mutans ✔

Option A: Mannitol fermentation

Option B: Hemolysis of sheep erythrocytes

Option C: Detection of coagulase

Option D: The catalase test

Correct Answer: Detection of coagulase ✔

Option A: Unicellular

Option B: Free living

Option C: Having either DNA or RNA

Option D: Cell wall containing muramic acid

Correct Answer: Having either DNA or RNA ✔

Option A: Feaces

Option B: Blood

Option C: Urine

Option D: All of the above

Correct Answer: All of the above ✔

Option A: 2 degree

Option B: 0 degree

Option C: 27 degrees

Option D: 37 degrees

Correct Answer: 37 degrees ✔

Option A: Bacterial flagella

Option B: Spirochetes

Option C: Both of the above

Option D: None of the above

Correct Answer: Both of the above ✔

Option A: Blue color

Option B: Red color

Option C: Green

Option D: Colorless

Correct Answer: Red color ✔

Option A: Spleen

Option B: Gall Bladder

Option C: Liver

Option D: Salivary gland

Correct Answer: Gall Bladder ✔

Option A: Beta phage

Option B: Alfa phage

Option C: Lambda K12

Option D: Delta Phage

Correct Answer: Beta phage ✔

Option A: Mycobacterium bacilli

Option B: Treponema pallidum

Option C: Neisseria gonorrhea

Option D: All of the above

Correct Answer: Mycobacterium bacilli ✔

Option A: Diphtheria

Option B: Typhoid fever

Option C: Rheumatic fever

Option D: Syphilis

Correct Answer: Rheumatic fever ✔

Option A: Borrelia vincenti and fusobacterium fusiformis

Option B: Borrelia recurrents and bateroides

Option C: Borrelia burgoloferi and lactobacillus

Option D: Leptospira and Treponema pallidum

Correct Answer: Borrelia vincenti and fusobacterium fusiformis ✔

Option A: with a cell wall but free of a capsule

Option B: containing a cell wall and a capsule

Option C: Free of a cell wall and a capsule

Option D: Uniquely sensitive to penicillin

Correct Answer: Free of a cell wall and a capsule ✔

Option A: Psychrophiles

Option B: Mesophiles

Option C: Cryophiles

Option D: Thermophiles

Correct Answer: Mesophiles ✔

Option A: Widal test

Option B: Eleks test

Option C: Mantoux test

Option D: Wasserman test

Correct Answer: Widal test ✔

Option A: Pairs

Option B: Chains

Option C: Tetrads

Option D: Irregular clusters

Correct Answer: Irregular clusters ✔

Option A: Blood culture

Option B: Widal test

Option C: Stool culture

Option D: Urine culture

Correct Answer: Widal test ✔

Option A: Outer membrane proteins

Option B: IgA Protease

Option C: M-Proteins

Option D: Pili

Correct Answer: M-Proteins ✔

Option A: Conjugation

Option B: Rarefaction

Option C: Transduction

Option D: Transformation

Correct Answer: Conjugation ✔

Option A: FTAB

Option B: Widal test

Option C: Wasserman test

Option D: Kahn test

Correct Answer: FTAB ✔

Option A: Lag phase

Option B: Death phase

Option C: Stationary phase

Option D: Logarithmic phase

Correct Answer: Logarithmic phase ✔

Option A: Fimbria

Option B: Flagella

Option C: Capsule

Option D: Cell wall

Correct Answer: Flagella ✔

Option A: Produced by gram negative bacteria

Option B: Produced by gram positive bacteria

Option C: Not secreted outside the cell

Option D: Cannot be toxoided

Correct Answer: Produced by gram positive bacteria ✔

Option A: M protein

Option B: Pyrogenic exotoxin

Option C: Streptolysin 0

Option D: Carbohydrate cell wall

Correct Answer: Pyrogenic exotoxin ✔

Option A: Schick test

Option B: Dick test

Option C: Casoni’s test

Option D: Charles’ test

Correct Answer: Schick test ✔

Option A: cell wall

Option B: cell membrane

Option C: Nuclear material

Option D: Mesosomes

Correct Answer: cell wall ✔

Option A: VDRL

Option B: Kahn’s test

Option C: TPHA

Option D: Widal test

Correct Answer: TPHA ✔

Option A: It’s group of lactic acid production bacteria

Option B: Shows adherence to dental enamel

Option C: Most common in humans

Option D: Most common is animals

Correct Answer: A. It’s group of lactic acid production bacteria ✔

Option A: Budding

Option B: Binary fission

Option C: Sporing

Option D: Bacterial components produced by host cells

Correct Answer: Binary fission ✔

Option A: Escherichia coli

Option B: Klebsiella pnemoniae

Option C: Proteus miribilis

Option D: Pseudomonas aeruginosa

Correct Answer: Pseudomonas aeruginosa ✔

Option A: Borrelia burgolorferi

Option B: Chalamydia trachomatis

Option C: Leptospira interrogans

Option D: Treponema pallidum

Correct Answer: Treponema pallidum ✔

Option A: Methyl methacrylate

Option B: Benzoyl peroxide

Option C: Hydroquinone

Option D: D-methyl paratolouidine

Correct Answer: Methyl methacrylate ✔

Option A: B.P of water

Option B: < B.P of water

Option C: Equal of BP of water

Option D: Is at normal room temperature

Correct Answer: B.P of water ✔

Option A: Higher solubility in saliva

Option B: Lower modulus of elasticity

Option C: Esthetic excellence

Option D: Lower thermal co-efficient of expansion

Correct Answer: Lower thermal co-efficient of expansion ✔

Option A: Resin

Option B: Filler

Option C: Resin & Filler

Option D: None

Correct Answer: Resin ✔

Option A: Anterior restorations

Option B: Temporary bridges

Option C: Denture base

Option D: All of the above

Correct Answer: All of the above ✔

Option A: Cold water

Option B: Hot water

Option C: Under tap water

Option D: Under vacuum pressure

Correct Answer: Under vacuum pressure ✔

Option A: A prolonged curing cycle

Option B: Lack of sufficient pressure applied to flask

Option C: Insufficient acrylic resin monomer

Option D: Prolonged bench cooling after curing

Correct Answer: Lack of sufficient pressure applied to flask ✔

Option A: Glycol dimetharylate

Option B: Benzoyl peroxide

Option C: N-para toluidine

Option D: Methyl methacrylate

Correct Answer: Glycol dimetharylate ✔

Option A: To prevent polymerization during storage

Option B: To initiate release of free radicalls

Option C: To enable polymerization reaction at room temperature

Option D: All of the above

Correct Answer: To prevent polymerization during storage ✔

Option A: Diketone-amine

Option B: Organic acid-metal oxide

Option C: Organic acid-peroxide

Option D: Peroxide-amine

Correct Answer: Diketone-amine ✔

Option A: A filled resin

Option B: Colloidal silica

Option C: Gold alloy

Option D: Wax

Correct Answer: A filled resin ✔

1. Methacrylate
2. Ethylmethacrylate
3. Methyl ethyl methacrylate
4. Polymethylmethacrylate

Correct Answer: 1. Methacrylate ✔

Option A: Iritis

Option B: Cataract

Option C: Conjunctivitis

Option D: Retinal damage

Correct Answer: Retinal damage ✔

Option A: Covalent bond

Option B: Ionic bond

Option C: Mechanical

Option D: Vanderval forces

Correct Answer: Mechanical ✔

Option A: Plastic

Option B: Stainless steel

Option C: Iron

Option D: None of the above

Correct Answer: Plastic ✔

Option A: Excessive expansion

Option B: Low impact strength

Option C: Excessive shrinkage

Option D: Excessive brittleness

Correct Answer: Excessive shrinkage ✔

Option A: UV light

Option B: Visible light

Option C: Infrared light

Option D: Diketone

Correct Answer: UV light ✔

Option A: Packing at dough stage

Option B: Curing at 160°F for 9 hrs

Option C: Inadequate pressure

Option D: All of the above

Correct Answer: All of the above ✔

Option A: Localised Shrinkage porosity

Option B: Gas inclusion porosity

Option C: Micro porosity

Option D: Surface porosity

Correct Answer: Micro porosity ✔

Option A: 0.05 to 0.04mm

Option B: 0.5 to 1.0 microns

Option C: 0.01 to 0.1 microns

Option D: 0.3 to 0.4mm

Correct Answer: 0.01 to 0.1 microns ✔

Option A: Composite

Option B: Complex material

Option C: Combined

Option D: Compound

Correct Answer: Composite ✔

Option A: Amalgam

Option B: Silicate cement

Option C: Gold alloy

Option D: Acrylic resin

Correct Answer: Acrylic resin ✔

Option A: Heat

Option B: Visible light

Option C: Chemicals

Option D: Lasers

Correct Answer: Visible light ✔

Option A: Prevent galvanic action

Option B: Are practically insoluble in oral fluids

Option C: Adapt to the walls of the cavity better

Option D: Have a higher coefficient of thermal expansion

Correct Answer: Are practically insoluble in oral fluids ✔

Option A: To prevent the porosity

Option B: To prevent warpage

Option C: To prevent volume expansion

Option D: All of the above

Correct Answer: To prevent the porosity ✔

Option A: Increase the surface area

Option B: Permit chemical bonding between resin and enamel

Option C: Create surface irregularities in enamel for better mechanical retention of resin

Option D: Condition the tooth surface for better wetting

Correct Answer: Permit chemical bonding between resin and enamel ✔

Option A: Glass ionomer restoratives

Option B: Hybrid resin composites

Option C: Microfilled resin composites

Option D: Macrofilled resin composites

Correct Answer: Microfilled resin composites ✔

Option A: Microfilled resin

Option B: Macrofilled resin

Option C: Hybrid

Option D: Light cure activated

Correct Answer: Microfilled resin ✔

Option A: Composites

Option B: Unfilled resins

Option C: Amalgam

Option D: Polycarboxylate

Correct Answer: Unfilled resins ✔

Option A: Nd:YAG

Option B: CO2

Option C: ER:YAG

Option D: Argon

Correct Answer: Argon ✔

Option A: 6%

Option B: 8%

Option C: 10%

Option D: 21%

Correct Answer: 6% ✔

Option A: Covalent bonds

Option B: sonic bonds

Option C: Vander Wall’s Forces

Option D: Hydrogen Bonds

Correct Answer: Covalent bonds ✔

Option A: Biological properties

Option B: Thermal properties

Option C: Mechanical properties

Option D: Esthetic properties

Correct Answer: Thermal properties ✔

Option A: Parabane

Option B: Ligane

Option C: Silane

Option D: Chelane

Correct Answer: Silane ✔

Option A: 4th generation bonding agents

Option B: Separate etching step not required

Option C: Separate etching step is still required

Option D: Contains only primer

Correct Answer: Separate etching step is still required ✔

Option A: Decrease micro leakage

Option B: Decrease polymerization shrinkage

Option C: Decrease coefficient of thermal expansion

Option D: Decrease porosity in restorative material

Correct Answer: Decrease micro leakage ✔

Option A: Microwave-activated resins

Option B: Tertiary amine-activated resins

Option C: Light activated resins

Option D: Heat activated resins

Correct Answer: Light activated resins ✔

Option A: 1% by volume 0.23% by weight

Option B: 10% by volume 0.23% by weight

Option C: 0.1% by volume 0.23% by weight

Option D: None of the above

Correct Answer: 1% by volume 0.23% by weight ✔

Option A: Knoop hardness number 18 to 20

Option B: Tensile strength of 60 MPa

Option C: Density of 1.13 g/cm3

Option D: Modulus of elasticity of 3.4 GPa

Correct Answer: Modulus of elasticity of 3.4 GPa ✔

Option A: Better control over placement

Option B: Enhance and concentrate the action of acid

Option C: Helps in visualization while placement

Option D: None of the above

Correct Answer: Better control over placement ✔

Option A: 25°C

Option B: 37°C

Option C: 50°C

Option D: 60°C

Correct Answer: 60°C ✔

Option A: 10 um – 20 um

Option B: 3 um – 9 um

Option C: 50 um – 110 um

Option D: 200 um – 250 um

Correct Answer: A. 10 um – 20 um ✔

Option A: 3:1

Option B: 4:1

Option C: 10:1

Option D: 5:1

Correct Answer: 3:1 ✔