Answer:
B. Storing energy
Answer:
Carbon Dioxide
Explanation:
Oxygen is transformed to CO2 in the process of the photosynthesis of plants.
Organism.
You are an organism for example.
Your heart is an organ, so that's clearly smaller than you.
Your heart is made of muscle tissues, so that's smaller than your heart.
And those muscle tissues are made of cells, so that's smaller than the muscle tissues of your heart.
You can find it in a swamp, or near a swamp. You find it in shady and damp areas.