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1.	Which one of the following statement is correct with respect to immunityA. Performed antibodies need to be injected to treat the bite by a viper snakeB. The antibodies against small pox pathogen are produced by T-lymphocytesC. Antibodies are protein molecules, each of which has four light chainsD. Rejection of a kidney graft is the function of B-lymphocytes
Answer» Correct Answer - A (a) Preformed antibodies need to be injected to treat the bite by a viper snake. It is also type of immunisation which is called as passive immunization.

2.	Characters of acquired immunity areA. Specificity of antigenB. Difference between self and non-selfC. Retains memoryD. All off these
Answer» Correct Answer - D (d) Acquired immunity is obtained during the life of an individual to a particular micro-organism due to previous infection, vaccination or inoculation of antiserum. It has four unique characteristics : (i) Specificity: It is specific for each & every type of pathogen. (ii) Diversity : It operates against the whole diversity of pathogenic organisms, their toxins & pollutants. (iii) Difference between self & non-self : It can differentiate molecules & cells of foreign origin from those of self. (iv) Memory : the immunity against a pathogen developed during an initial infection is retained by the individual so that second encounter with the pathogen invites a heightened immune response.

3.	In which one of the following options the two examples are correctly matched with their particular type of immunity ?
Answer» Correct Answer - a (a) Neutrophils and monocytes are example of cellular barrier providing innate immunity.

4.	Which of the glands is often referred in relation with AIDS or T-cells are lymphocytes which produced the cellular immunity, These are developed fromA. ThyroidB. ThymusC. AdrenalD. Pancreas
Answer» Correct Answer - B (b) thymus is an important gland in the early part of human life and forms T-lymphocytes. It is referred in relation to AIDS because AIDS virus destroyes T-lympnocytes.

5.	Read the following four statements (A-D) (a) Colostrum is recommended for the new born because it is rich in antigens (b) Chikengunya is caused by a Gram negative bacterium (c) Tissue culture has proved useful in obtaining virus-free plants (d) Beer is manufactured by distillation of fermented grape juice How many of the above Statements are wrongA. TwoB. ThreeC. FourD. One
Answer» Correct Answer - A (a) Colostrum is recommended for the nbew born because it is rich in antibodies (B) Chikengunya is caused by a virus.

6.	What kind of a disease is arthritis?A. An acute diseaseB. A chronic diseaseC. An infectious diseaseD. Acommunicable disease
Answer» Correct Answer - B

7.	Which is not caused by virus?A. Yellow feverB. DengueC. Small poxD. Syphilis
Answer» Correct Answer - D

8.	Which disease is not caused by infectionA. TuberculosisB. DiabetesC. TyphoidD. kala-azar
Answer» Correct Answer - B

9.	Hormonal imbalance causesA. goitreB. melanomaC. haemophiliaD. anaemia
Answer» Correct Answer - A

10.	Which of the following is due to external causes?A. jaundiceB. DiabetesC. ArthritisD. Cataract
Answer» Correct Answer - B

11.	Tuberculosis is caused byA. a bacteriumB. a virusC. a protozoanD. air pollution
Answer» Correct Answer - A

12.	Mosquitoes spreadA. influenzaB. rabiesC. malariaD. AIDS
Answer» Correct Answer - C

13.	Breathing polluted air causes diseases of theA. nervous systemB. circulatory systemC. respiratory systemD. digestive system
Answer» Correct Answer - C

14.	A patient was advised to take aspirin and bed rest y her doctor. She must have been suffering fromA. hepatitisB. influenzaC. choleraD. beriberi
Answer» Correct Answer - B

15.	The infectious agents responsible for which diseases can be spread when the patient coughs?A. AIDS, TB, and hepatitisB. TB, influenza and choleraC. TB and influenzaD. TB and hepatitis
Answer» Correct Answer - C

16.	Edward Jenner discoveredA. Vaccination against polioB. Immunization against polioC. Vaccination against small poxD. Immunization against small pox
Answer» Correct Answer - C (c) Edward Jenner of Britain in 1796 showed that vaccination with cowpox protects individuals from small pox.

17.	Suspension of killed to attenuated pathogenic micro-organisms on inoculation if stimulate the formation of antibodies, it is known asA. vaccineB. AntibioticC. SeraD. Antitoxins
Answer» Correct Answer - A (a) Vaccine generates the primary immune response and the memory T or B cells.