1. Active immunity may be gained by a) Natural infection b) Vaccines c) Toxoids d) All of these 2. Which of the following statements is not true regarding polio vaccines? a) It is given at birth since there is no maternal antibodies transfer. b) It induces intestinal immunity, besides producing antibodies in blood. c) OPV coverage of 30% and above induces herd immunity. d) It is simple to administer orally, well accepted by children and mothers. 3. The following are priority activities for immunization programme except a) Polio eradication b) Accelerated disease control c) Improving performance of routine Immunization d) Non-Supplemental Immunization activities 4. The type of immunity that someone gets after acquiring an infection and successfully surviving it is called __ a) Natural active immunity b) Artificial active immunity c) Natural passive immunity d) Artificial passive immunity 5. Which one of the following is not an example of a viral live attenuated vaccine? a) Oral polio vaccine (OPV) b) BCG vaccine c) Measles vaccine d) Yellow fever 6. Methods of estimating vaccine needs includes: a) Target population b) Previous consumption c) Size of immunization sessions 4) All of the above 7. Poor utilization of immunization services may be caused by the following EXCEPT a) Irregular supply of vaccines b) High workload for staff c) Friendly staff attitude d) Poor scheduling of immunization sessions 8. Write TRUE or FALSE for the following statements: i) An immunization monitoring chart is a graphical presentation of a facility's performance

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1. Active immunity may be gained by a) Natural infection b) Vaccines c) Toxoids d) All of these 2. Which of the following statements is not true regarding polio vaccines? a) It is given at birth since there is no maternal antibodies transfer. b) It induces intestinal immunity, besides producing antibodies in blood. c) OPV coverage of 30% and above induces herd immunity. d) It is simple to administer orally, well accepted by children and mothers. 3. The following are priority activities for immunization programme except a) Polio eradication b) Accelerated disease control c) Improving performance of routine Immunization d) Non-Supplemental Immunization activities 4. The type of immunity that someone gets after acquiring an infection and successfully surviving it is called __ a) Natural active immunity b) Artificial active immunity c) Natural passive immunity d) Artificial passive immunity 5. Which one of the following is not an example of a viral live attenuated vaccine? a) Oral polio vaccine (OPV) b) BCG vaccine c) Measles vaccine d) Yellow fever 6. Methods of estimating vaccine needs includes: a) Target population b) Previous consumption c) Size of immunization sessions 4) All of the above 7. Poor utilization of immunization services may be caused by the following EXCEPT a) Irregular supply of vaccines b) High workload for staff c) Friendly staff attitude d) Poor scheduling of immunization sessions 8. Write TRUE or FALSE for the following statements: i) An immunization monitoring chart is a graphical presentation of a facility's performance

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1. Active immunity may be gained bya) Natural infectionb) Vaccinesc) Toxoidsd) All of theseAnswer: d) All of theseExplanation: Active immunity can be acquired through natural infection, vaccination, or exposure to toxoids.2. Which of the following statements is not true regarding polio vaccines?a) It is given at birth since there is no maternal antibodies transfer.b) It induces intestinal immunity, besides producing antibodies in blood.c) OPV coverage of 30% and above induces herd immunity.d) It is simple to administer orally, well accepted by children and mothers.Answer: a) It is given at birth since there is no maternal antibodies transfer.Explanation: Polio vaccines are not given at birth; they are typically administered later in infancy.3. The following are priority activities for immunization programme excepta) Polio eradicationb) Accelerated disease controlc) Improving performance of routine Immunizationd) Non-Supplemental Immunization activitiesAnswer: d) Non-Supplemental Immunization activitiesExplanation: Non-Supplemental Immunization activities are not considered a priority for immunization programs.4. The type of immunity that someone gets after acquiring an infection and successfullysurviving it is called __a) Natural active immunityb) Artificial active immunityc) Natural passive immunityd) Artificial passive immunityAnswer: a) Natural active immunityExplanation: Natural active immunity is acquired when an individual survives an infection and develops immunity to the pathogen.5. Which one of the following is not an example of a viral live attenuated vaccine?a) Oral polio vaccine (OPV)b) BCG vaccinec) Measles vaccined) Yellow feverAnswer: c) Measles vaccineExplanation: The measles vaccine is not a viral live attenuated vaccine; it is typically administered as a killed vaccine.6. Methods of estimating vaccine needs includes:a) Target populationb) Previous consumptionc) Size of immunization sessionsd) All of the aboveAnswer: d) All of the aboveExplanation: Estimating vaccine needs involves considering the target population, previous consumption, and the size of immunization sessions.7. Poor utilization of immunization services may be caused by the following EXCEPTa) Irregular supply of vaccinesb) High workload for staffc) Friendly staff attituded) Poor scheduling of immunization sessionsAnswer: c) Friendly staff attitudeExplanation: A friendly staff attitude is not a cause of poor utilization of immunization services; it actually contributes to better utilization.8. Write TRUE or FALSE for the following statements:i) An immunization monitoring chart is a graphical presentation of a facility's performanceAnswer: TRUEExplanation: An immunization monitoring chart is indeed a graphical presentation of a facility's performance in terms of immunization coverage, coverage gaps, and other relevant metrics.

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