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Microbes In Human Welfare

Question
CBSEENBI12002648
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A person likely to develop tetanus is immunised by administering

  • dead germs

  • preformed antibodies

  • wide spectrum antibiotics

  • weakened germs

Solution

B.

preformed antibodies

In passive immunity, the antibodies are produced in some other organism (eg, horse) in response to the given antigen,.These antibodies are then injected into the human body at the time of need. This is known as inoculation, eg, persons infected by tetanus, rabies, Salmonella and snake venom are given the sufficient amount of antibodies, so that they can survive.

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