Answer:
b carbon dioxide moves in; oxygen moves out.
Step-by-step explanation:
- The green leaves of the plant convert the available solar energy into chemical energy by the process of photosynthesis which s responsible for giving green pigment to the leaves.
- The stomata present on the leaves are used for exchanging gases, they give out oxygen and take or absorb carbon gas. As carbon dioxide is exalted by animals and is taken by plants.