The blood circulates, so blood is reused constantly. There's no break in the circle, so it is a closed system
I think its A light energy is converter sugars
Answer:
True
Explanation:
Agriculture has a misconception of just being farmers with no education- that is untrue. Farmers are required to know many things in order to preform in their job. You also need people to maintain and repair the equipment, someone to keep track of the seeds, etc. There are many Ag careers and majors in college.
