Which process is represented by the arrow in the diagram below? A. regulation
B. respiration
C. growth
D. photosynthesis

D. Photosynthesis

Explanation:

Based on the diagram, the process that is represented by the arrow in the diagram below is photosynthesis.

Based on the box on the left, it is labelled as "Energy stored in food" and then when it undergoes photosynthesis it becomes energy available for use by living organisms.

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