Number 1 on the graphic refers to nitrogen. What
happens when nitrogen is
breathed in by an organism?

A. It attaches to hemoglobin and is
circulated through the body.
B. It dissolves in the plasma and is
carried to all of the body tissues.
C. It is exhaled.

Which is the correct order in the scientific process? ask a question ® form a hypothesis ® make an observation ask a question ® make an observation ® form a hypothesis make an observation ® form a hypothesis ® ask a question make an observation ® ask a question ® form a hypothesis

Which cell organelle is the site for photosynthesis? a. chloroplast b. endoplasmic reticulum c. golgi apparatus d. lysosome

Which organisms udergo photosynthesis