The image below shows a plant during the process of photosynthesis. The substances the plant needs for photosynthesis are labeled in the image.

plant getting sunlight, water, and with an arrow labeled X pointing from the environment to a leaf

What substance is represented by the X in the image?
A.
oxygen
B.
sugar
C.
soil
D.
carbon dioxide

1 answer

The substance represented by the X in the image is D. carbon dioxide. During photosynthesis, plants take in carbon dioxide from the environment, along with sunlight and water, to produce glucose (sugar) and oxygen.