Final answer:
Light intensity, duration, quality, water availability, energy, and moisture are key factors affecting photosynthesis, with water being the most critical.
Explanation:
Factors that affect the rate of photosynthesis include the intensity, duration, and quality of light, availability of water, energy, and moisture. The availability of water is considered the most important factor limiting terrestrial photosynthesis globally, playing crucial roles in plant growth and various life processes.
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