Allantois of Embryo helps in

A) respiration

B) excretion

C) protection

D) digestion

Correct answer:
B) excretion

Description for Correct answer:
The allantois is a membrane that is present in the embryonic stage of mammals, reptiles and birds. The allantoic membrane is designed to help the fetus survive, removing waste from the animals.


Please provide the error details in above question