Answer:
Bioshpere and atmosphere interaction.
Explanation:
Plants are living organisms that are part of the biosphere. These plants obtain their carbon from the atmosphere, absorbed through the leaves. The carbon that they absorbed is used to produce their food through the process called photosynthesis, which also needs water and sunlight for it to occur.
Although plants are rooted on the ground, it is still part of the biosphere because the biosphere encompasses all living things.
