A) cellular immunity
B) innate non-specific immunity
C) active immunity
D) passive immunity
Correct Answer: D
Solution :
Short-lived immunity acquired from mother to foetus placenta or through mother's milk to the infant is categorized as passive immunity. Active immunity is acquired when host is exposed to antigens, which may be in the form of living or dead microbes or other proteins-antibodies produced in the host body. It gives full effective response. Passive immunity is acquired when readymade antibodies are directly given to protect the body.
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