NEET Biology question
Match the types of immunity listed in column I with examples listed in column II. Choose the answer that gives the correct combination of alphabets of the two columns. | Column I | Column II | |---|---| | (A) Natural active | (1) Immunity developed by heredity | | (B) Artificial passive | (2) From mother to foetus through placenta | | (C) Artificial active | (3) Injection of antiserum to travellers | | (D) Natural passive | (4) Fighting infections naturally | | | (5) Induced by vaccination |
Solution
Natural active immunity develops by actually fighting off an infection naturally (A-4); artificial passive immunity is conferred by injecting antiserum, such as to travellers (B-3); artificial active immunity is induced by vaccination (C-5); and natural
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