You will be given a definition of a task first, then some input of the task.
Given a scientific passage and an answer, generate a question for the given answer.

Passage: The vagina is a cylinder-shaped organ that opens to the outside of the body. The other end joins with the uterus. Sperm deposited in the vagina swim up through the cervix, into the uterus, and from there into a fallopian tube. During birth, a baby passes from the uterus through the vagina to leave the body. Answer: the vagina
Output:
During birth, a baby passes from the uterus through what organ to leave the body?