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Biology · 2022 · 2 marks
CBSE 2022 · Region 1 · Set 2 · Q2
Mention the two types of acquired immune responses present in our body. Give one major role of each.
Mention the two types of acquired immune responses present in our body. Give one major role of each.
Marking-scheme solution
Humoral immune response, antibody mediated
cell mediated immune response, rejects the graph (in organ transplant) by identifying as non-self / T-Cells interact with antigens
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Primary immune response, of low intensity / slow response
Secondary immune response, of high intensity / faster response
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CBSE Class 12 Biology past-paper question from the 2022 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.