NEET 2022 Model Paper 3

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Question : 173 of 200
 
Marks: +1, -0
Study the following given cases carefully.
Case I: A person is infected by SARS CoV-2, with very mild symptoms and is quarantined at home. He gets healthy within few days without taking any medications.
Case II : Another person also got infected by same coronavirus strain, with severe symptoms like difficulty in breathing, sore throat, fever and has lost the sense of smell and taste. He has been admitted to hospital and given convalescent plasma therapy.Which type of immunity is associated with the above two cases?
   Case I  Case II
 (1)  Natural passive immunity  Artificial passive immunity
 (2)  Natural active immunity  Natural passive immunity
 (3)  Natural active immunity  Artificial passive immunity
 (4)  Natural active immunity  Artificial active immunity
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