Q: Fact: light enters the eye through the pupil
Question: Light enters what through the pupil?

A: visual organ

Q: Fact: winter is when a hemisphere is tilted away from the sun
Question: The continents currently experiencing winter will be the ones which are

A: distant from sun

Q: Fact: bacteria can help digest food in humans
Question: In humans, bacteria can help digest what?

A: nutriment

Q: Fact: if it is night then the sun has set
Question: When the sun is set it is called what?

A:
sleep time