Common Greek Roots - Can you find them?

Students tend to struggle with this particular task, yet it keeps on popping up in tests. It seems like a difficult task, but it pays off.
In this exercise you will find the following roots:
astro - star
auto - self
bio - life
geo - earth
graph - writing
photo - light
dem - people
proto - first
exo - outer
mono - one
phon - sound
hydr - water
micro - small
pseudo - false