1:Which of the following is called serum Hepatitis?
(a) HCV
(b) HAV
(c) HBV
(d) HIV
Answer:(c) HBV
2:Which of the following was a non-neural vaccine for rabies?
(a) HEPV
(b) Card vaccine
(c) BPL
(d) Simple
Answer:(a) HEPV
3:Which type of antibodies will associate in blood cell coagulation?
(a) IgE
(b) IgA
(c) IgM
(d) IgG
Answer:(c) IgM
4:In a antigen haptens are
(a) Immunogenic
(b) Non-immunogenic
(c) Antigenic
(d) None of these
Answer:(b) Non-immunogenic
5:The antibody that is first formed after infection is
(a) IgG
(b) IgM
(c) IgD
(d) IgE
Answer:(b) IgM
6:Antibodies in our body are produced by
(a) B-lymphocytes
(b) T-lymphocytes
(c) Monocytes
(d) RBC’s
Answer:(a) B-lymphocytes
7:The points at which crossing over has taken place between homologous chromosomes are called
(a) Chiasmata
(b) Synaptonemal complex
(c) Centromeres
(d) Protein axes
Answer:(a) Chiasmata
8:How much globulin is present in human serum?
(a) 8%
(b) 12%
(c) 16%
(d) 4%
Answer:(a) 8%
9:The substance which acts as antimetabolites are called
(a) Activators
(b) Substrates
(c) Inhibitor
(d) Cofactor
Answer:(c) Inhibitor
10:Enzymes are chemically
(a) Lipids
(b) Proteins
(c) Carbohydrates
(d) None of these
Answer:(b) Proteins
11:Monoclonal antibodies are produced by
(a) Hybridoma technology
(b) Biotechnology
(c) Fermentation Technology
(d) None of these
Answer:(a) Hybridoma technology
12:What is the strength of the bond between antigen and antibody?
(a) Affinity
(b) Avidity
(c) Covalent
(d) None of these
Answer:(b) Avidity
13: Syphillis is caused by
(a) Staphylococcus aureus
(b) Yersinia pestis
(c) Treponema pallidum
(d) Streptococcus syphilitis
Answer:(b) Yersinia pestis
14:First line of body defence is
(a) Antibody molecules
(b) Unbroken skin
(c) Antigen molecules
(d) Phagocytic cells
Answer:(b) Unbroken skin
15:Negri Bodies produced by rabies virus show characteristic _____ inner granules
(a) Basophilic
(b) Eosinophilic
(c) Neutrophilic
(d) Acidophilic
Answer:(a) Basophilic
16: The widely used yeast for the production of single cell protein is
(a) Saccharomyces cerevisiae
(b) Rhizopus
(c) Candida utilis
(d) All of the above
Answer:(c) Candida utilis
17:Analysis of protein antigen is by
(a) Southern blot
(b) Northern blot
(c) Western blot
(d) None of these
Answer:(c) Western blot
18:Which of the following can provide naturally acquired passive immunity for the new born.
(a) IgA
(b) IgG
(c) IgE
(d) IgM
Answer:(b) IgG
19:AIDS disease is caused by a virus which belongs to
(a) Retro virus group
(b) Rhabdo virus group
(c) Hepatitis virus group
(d) Adenovirus group
Answer:(a) Retro virus group
20:Complement based agg lut inat ion reaction is known as
(a) Haemagglutination
(b) Complement fixation
(c) Conglutination
(d) Schultz Dale Phenomenon
Answer:(a) Haemagglutination
21:Reverse transcriptase is an enzyme involved in the synthesis of
(a) DNA
(b) Soluble RNA
(c) m-RNA from DNA
(d) Nucleotides
Answer:(a) DNA
22:The cellular immune response is mediated by
(a) B cells
(b) T cell
(c) BT cells
(d) Endothelial cells
Answer:(a) B cells
23:The major immunoglobulin present in the human serum is
(a) IgG
(b) IgA
(c) IgE
(d) IgG
Answer:(a) IgG
24: Reagenic type antibody is
(a) IgG
(b) IgA
(c) IgM
(d) IgE
Answer:(d) IgE
25:Blood group antigens are
(a) Species specific
(b) Isospecific
(c) Autospecific
(d) Organ specific
Answer:(b) Isospecific
26: The reaction of soluble antigen with antibody is known by
(a) Precipitation
(b) Flocculation
(c) Agglutination
(d) Complement fixation
Answer:(a) Precipitation
27: Interferon is composed of
(a) Lipids
(b) Lipoprotein
(c) Glycoprotein
(d) Nucleic acid
Answer:(b) Lipoprotein
28:Agglutination reaction is strongest with the immunoglobulin
(a) IgM
(b) IgG
(c) IgA
(d) IgD
Answer:(a) IgM
29: The use of monoclonal antibodies is
(a) Immunotherapy
(b) Gene therapy
(c) Blood transfusion
(d) Organ transfusion
Answer:(a) Immunotherapy
30:Hybridoma technique is used for
(a) Monoclonal antibodies
(b) Polyclonal antibodies
(c) Both a and b
(d) None of these
Answer:(a) Monoclonal antibodies