The model illustrates the relationship between
photosynthesis and aerobic cellular respiration. The
reactants needed by the plant for photosynthesis are
COâ‚‚ and Hâ‚‚O in the presence of sunlight. How does the plant
acquire the Hâ‚‚O needed for photosynthesis?
A. From cellular respiration
B. Absorption through the roots
C. Osmosis through all plant parts
D. Transpiration through the leaves
