The question is asking to state the substance that come from the outside in the process of photosynthesis, base on my research and further investigation, I would say that its the heat or light energy. I hope you are satisfied with my answer and feel free to ask for more
Photosynthesis requires sunlight, carbon dioxide, and water as the substances that come in from the outside. Sunlight provides the energy needed for the process, while carbon dioxide and water are converted into glucose, oxygen, and other sugar molecules. ;
Photosynthesis involves the intake of sunlight, carbon dioxide, and water by plants. These substances are necessary for converting light energy into chemical energy, resulting in the production of glucose and oxygen. This process is fundamental for life on Earth.
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