TGPSC Group-I 2022 · Question 103 of 140

Mother’s breast milk provides immunity to new- born babies because it contains :

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AImmunoglobulin E
BImmunoglobulin M
CImmunoglobulin ACorrect
DImmunoglobulin G

Answer: C. Immunoglobulin A

Explanation

Mother's breast milk (especially colostrum) provides passive immunity to newborns mainly through Immunoglobulin A (IgA). The final key allowed options (3) or (4); IgA is the standard answer. Answer: (3)/(4) as per key. (Official final key accepted options 3 or 4; marked 3.)

Source: TGPSC Group-I 2022 Prelims (Master Paper, Notification No. 04/2022)

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