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G.B.Sc.N - MICROBIOLOGY-4

Total questions: 50

Worksheet time: 50mins

Name
Class
Date
1.

Chemically antibodies are made up of:

a)

Carbohydrates

b)

Lipid

c)

Minerals

d)

Protein

2.

First line of defense includes:

a)

B-cells

b)

Phagocytes

c)

Skin and mucus membrane

d)

T-cells

3.

Maturation site of B-cells in human is:

a)

Bone marrow

b)

Bursa of Fabricius

c)

Spleen

d)

Thymus

4.

Second line of defense includes:

a)

B-cells

b)

Phagocytes

c)

Skin and mucus membrane

d)

T-cells

5.

Third line of defense includes:

a)

B-cells & T-cells

b)

Normal flora

c)

Phagocytes

d)

Skin and mucus membrane

6.

Maturation site of T-cells in human is:

a)

Bone marrow

b)

Bursa of Fabricius

c)

Spleen

d)

Thymus

7.

It provides specific immunity:

a)

B-cells & T-cells

b)

Normal flora

c)

Phagocytes

d)

Skin and mucus membrane

8.

Non-Specific defense mechanisms operated in the respiratory tract include:

a)

Desquamation, keratin, sebum, sweat

b)

Flushing action of urine, pH of vagina

c)

Nasal hair, Mucociliary blanket, epiglottis, alveolar macrophages

d)

Tears, lysozyme

9.

Non-Specific defense mechanisms operated in skin include:

a)

Desquamation, keratin, sebum, sweat

b)

Flushing action of urine, pH of vagina

c)

Nasal hair, Mucociliary blanket, epiglottis, alveolar macrophages

d)

Tears, lysozyme

10.

Non-Specific defense mechanisms operated in genitourinary tract include:

a)

Desquamation, keratin, sebum, sweat

b)

Flushing action of urine, pH of vagina

c)

Nasal hair, Mucociliary blanket, epiglottis, alveolar macrophages

d)

Tears, lysozyme

11.

Non-Specific defense mechanisms operated in eye include:

a)

Desquamation, keratin, sebum, sweat

b)

Flushing action of urine, pH of vagina

c)

Nasal hair, Mucociliary blanket, epiglottis, alveolar macrophages

d)

Tears, lysozyme

12.

Non-Specific defense mechanisms operated in gastrointestinal tract include:

a)

Desquamation, keratin, sebum, sweat

b)

Flushing action of urine, pH of vagina

c)

Mucus, saliva, syomach pH, petistaltic movement of intestine

d)

Tears, lysozyme

13.

Antibody that can cross placenta:

a)

IgA

b)

IgD

c)

IgE

d)

IgG

14.

Antibody that can cross placenta:

a)

IgA

b)

IgD

c)

IgE

d)

IgG

15.

First antibody formed in primary immune response:

a)

IgA

b)

IgD

c)

IgE

d)

IgM

16.

Antibody formed in primary immune response:

a)

IgA

b)

IgD

c)

IgE

d)

IgM

17.

Antibody found in body secretions:

a)

sIgA

b)

IgD

c)

IgE

d)

IgM

18.

Antibody formed in allergic reactions:

a)

IgA

b)

IgD

c)

IgE

d)

IgM

19.

Antibody found as a receptor on B-cell surface:

a)

IgA

b)

IgD

c)

IgE

d)

IgM

20.

In phagocytosis the attachment of Opsonin with antigen is called:

a)

Chemotaxis

b)

Desquamation

c)

Opsonization

d)

Pavementation

21.

It provides antibody-mediated Immunity:

a)

B-cells

b)

TC-cells

c)

TH-cells

d)

TS-cells

22.

It form antibodies:

a)

B-cells

b)

TC-cells

c)

TH-cells

d)

TS-cells

23.

It form cytokines:

a)

B-cells

b)

TC-cells

c)

TH-cells

d)

TS-cells

24.

The subsets of T-lymphocytes are:

a)

B-cells

b)

Basophiles

c)

Neutrophiles

d)

TC-cells, TH-cells, TS-cells

25.

If defense mechanism of a person is strong then no disease can occur and that person is said to be:

a)

Hypersensitive

b)

Immunology

c)

Resistant

d)

Susceptible

26.

If defense mechanism of a person is weak & that person acquires disease it is said to be:

a)

Hypersensitive

b)

Immunology

c)

Resistant

d)

Susceptible

27.

Cells that perform phagocytosis are:

a)

Antibodies

b)

Complements

c)

Interferon

d)

Phagocytes

28.

Cells that are leucocytes but not phagocytes are:

a)

Basophils

b)

Eosinophils

c)

Macrophages

d)

Neutrophils

29.

The type of immunity developed when person comes in contact with pathogen or its antigenic preperations is:

a)

Active immunity

b)

Artificially acquired passive immunity

c)

Naturally acquired passive immunity

d)

Passive immunity

30.

The type of immunity developed by transferr of preformed antibodies:

a)

Active immunity

b)

Artificially acquired passive immunity

c)

Naturally acquired passive immunity

d)

Passive immunity

31.

When a person comes in contact with pathogen naturally it is called:

a)

Artificially acquired active immunity

b)

Artificially acquired passive immunity

c)

Naturally acquired active immunity

d)

Naturally acquired passive immunity

32.

Type of immunity in which antigen is introduced in a person in the form of vaccine:

a)

Artificially acquired active immunity

b)

Artificially acquired passive immunity

c)

Naturally acquired active immunity

d)

Naturally acquired passive immunity

33.

Type of immunity in which antibodies are introduced in a person in the form of vaccine:

a)

Artificially acquired active immunity

b)

Artificially acquired passive immunity

c)

Naturally acquired active immunity

d)

Naturally acquired passive immunity

34.

Type of immunity in which antibodies are transferred in a person naturally i.e. from mother to fetus through placenta:

a)

Artificially acquired active immunity

b)

Artificially acquired passive immunity

c)

Naturally acquired active immunity

d)

Naturally acquired passive immunity

35.

The immune response developed when an antigen in introduced into a host first time is:

a)

Antibody mediated immune response

b)

Cell mediated immune response

c)

Primary immune response

d)

Secondary immune response

36.

The immune response developed when same or similar antigen in introduced into a host second time is:

a)

Antibody mediated immune response

b)

Cell mediated immune response

c)

Primary immune response

d)

Secondary immune response

37.

The condition in which no disease causing organisms are present is referred as:

a)

Asepsis

b)

Chain of infection

c)

Infection

d)

Isolation

38.

Medical asepsis is also called:

a)

Asepsis

b)

Clean asepsis

c)

Sterile asepsis

d)

Surgical asepsis

39.

Surgical asepsis is also called:

a)

Asepsis

b)

Clean asepsis

c)

Medical asepsis

d)

Sterile asepsis

40.

Proper hand washing, disinfection, sanitization and patient isolation is included specifically in:

a)

Asepsis

b)

Medical asepsis

c)

Sterile asepsis

d)

Surgical asepsis

41.

Proper hand washing, disinfection, sanitization and patient isolation is included specifically in:

a)

Asepsis

b)

Medical asepsis

c)

Sterile asepsis

d)

Surgical asepsis

42.

The procedures of asepsis used by surgical technologists and nurses is :

a)

Asepsis

b)

Clean asepsis

c)

Medical asepsis

d)

Surgical asepsis

43.

One should wear gloves, mask, covered shoes and wash hands in:

a)

Airborne isolation precautions

b)

Contact isolation precautions

c)

Droplet isolation precautions

d)

Radiation isolation precautions

44.

Precautions used against spread of pathogenes through coughing and sneezing are:

a)

Airborne isolation precautions

b)

Contact isolation precautions

c)

Droplet isolation precautions

d)

Radiation isolation precautions

45.

Precautions taken against airborne infections are:

a)

Airborne isolation precautions

b)

Contact isolation precautions

c)

Droplet isolation precautions

d)

Radiation isolation precautions

46.

Precautions used for patients that have low number of neutrophils in their immune system are:

a)

Airborne isolation precautions

b)

Contact isolation precautions

c)

Neutropenic isolation precautions

d)

Radiation isolation precautions

47.

Precautions used against radiations are:

a)

Airborne isolation precautions

b)

Contact isolation precautions

c)

Droplet isolation precautions

d)

Radiation isolation precautions

48.

While evoking immune response, T-cells are differentiated into:

a)

Basophiles

b)

B-cells

c)

Effector cells & memory cells

d)

Plasma cells & memory cells

49.

While evoking immune response, B-cells are differentiated into:

a)

Basophiles

b)

Effector cells & memory cells

c)

Plasma cells & memory cells

d)

T-cells

50.

Cells that keep the memory of antigens & responds in secondary infection with same or similar antigen are called:

a)

B-cells

b)

Effector cells

c)

Memory cells

d)

Plasma cells

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