Question

Short-lived immunity acquired from mother to foetus across placenta or through mother's milk to the infant is categorised as :-

Answer 1

Natural Acquired Passive immunity is the answer

And it is Colostrum

Answer 2

Answer:

Short - lived immunity acquired from mother to foetus across placenta or through mother's milk to the infant is categorised as Passive immunity.

Explanation:

Passive immunity is also called as active hormonal immunity.

This immunity has a nature of ready - made antibodies.

This passive immunity is mostly given to foetus through mother by placenta or through mother's milk.