Question: Q. Study the table below and then answer the questions that follow. Name of disease Causative agent Age when the vaccine is administered Method of
Q. Study the table below and then answer the questions that follow.
| Name of disease | Causative agent | Age when the vaccine is administered | Method of vaccination |
| Tuberculosis | Bacterium | At birth | Injection |
| Poliomyelitis | Virus | At birth, after 6 weeks, after 10 weeks, after 14 weeks | Oral inoculation |
| Whooping cough | Bacterium | 6th and 14th week | Injection |
| measles | Virus | 9th month | Injection |
(a)What part of the human body is affected by the virus that causes poliomyelitis? 1mk
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(b)Give a reason why some doses of vaccine are given more than once. 1mk
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(c) Suggest a reason for the delay in vaccinating against measles until the 9th month(1 mark)
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(d) Describe the immune response. (2 marks)
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(e) What is a vaccine? (1 mark)
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(f) What is the role of vaccination in providing immunity? (1 mark)
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(g) What triggers an allergic reaction? (1 mark)
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