DUE SOON ILL MARK FIRST ANSWER BRAINLIEST the model topics are: photosynthesis, cellular respiration, carbon cycle

Here is the requirement checklist for your model:
Model types can include drawings, diagrams, physical models, virtual simulations, or videos.

Model must be created by you, not something selected from an online or outside source.
Submit a presentation, picture, video, or screenshot of your model.
Submit a one-paragraph summary describing the topic you chose, your model, what it represents, how you made it, and the specific science involved. It is important that you are using science terminology and are accurate.