Test used for AIDS is

a. Widal test b. ELISA

c. Aggluatination d. CFT

Antibody having high valency is

a. IgG b. IgA

c. IgD d. IgM

Intensity of attraction between antigen

And antibody molecule is known as

a. Affiniy b. Avidity

c. Reaction d. None of these

Active immunity is induced by

a. Infection

b. Placental transfer of antibodies

c. Injection of antibodies

d. Injection of gamma-globulins

Pasteur developed the vaccines for

a. Anthrax b. Rabies

c. Chicken cholera d. All of the above

Delayed type of hypersensitivity is seen

In

a. Penicillin allergy b. Contact dermatitis

c. Arthus reaction d. Anaphylaxis

The following are used for the

Preservation of virus, except

a. Freezing (–20°C–70°C)

b. Lyophilization

c. Ether

d. Formaldehyde

Antibody formation depends on

a. Age of the person

b. Amount of antigen

c. Well being of the person

d. All of the above

Local immunity is important in

a. Influenza b. Allergy

c. Polio d. All of these

Role of magnesium in vaccine is

a. Adjuvant b. Stabilizer

c. Conditioner d. All of these

Immunity is life long following

a. Diphtheria b. Tetanus

c. Measles d. Yellow fever

To prepare vaccine for small pox, the

Material used by Edward Jenner is

a. Small pox material

b. Chicken pox material

c. Cow-pox material

d. Measles material

During recombination, the strain that

Donates genetic material frequently with

high rate:

a. Hfr-Strain b. F+-Strain

c. F-Strain d. both a and c

The character acquired by the cell due to recombination is

a. Inheritable b. Syppressed

c. Dominating d. Heritable

T-cells are produced from

a. Bonemarrow b. Thymus

c. Spleen d. None of these

Antibodies are produced from

a. T-cells b. B-cells

c. NK cells d. Eosinophils

Incomplete antigens are called

a. Immunogens b. Epitomes

c. Haptens d. Paratope

To be antigen, the chemical molecule

(protein) needs

a. High molecular weight

b. Chemical complexity

c. Both a and b

d. None of these

The parts which filter lymph are

a. Lymph nodes b. Spleen

c. Thymus d. Bone marrow

The primary cells involved in immune

Response are

a. NK-cells b. K-cells

c. Lymphocytes d. None of these

51. Plasma cells are the end cells of

a. T-cells b. B-cells

c. Killer cells d. Nk-cells

Basophils have receptors for antibodies

a. IgG b. IgA

c. IgM d. IgE

Because of denaturation, antigens

become functionless, these are called:

a. Cross-reactive antigens

b. Epitopes

c. Hidden epitopes

d. Forssman antigens

Capacity of antigen to breakdown into

Small fragments each with a single

Epitopic region is known as

a. Solubility b. Froeignness

c. Denaturation d. None of these

Antigenic specificity is due to

a. Chemical complexity

b. Solubility

c. Steric configuration

d. All of these

Antibodies are

a. Proteins b. Glycoproteins

c. Phospholipids d. None of these

General purpose antibody is

a. IgA b. IgG

c. IgM d. IgD

Antibody present in colostrums is

a. IgG b. IgA

c. IgM d. IgE

Which antibody is called millionaire

molecule?

a. IgA b. IgM

c. IgG d. IgD

IgE is discovered by

a. Ishizaka b. Porter

c. Richet d. None of these

61. Antigen-antibody reactions are

a. Reversible b. Irreversible

c. Specific d. Both a and b

Date: 2015-12-11; view: 1433