which products of photosynthesis are necessary for human life ?



a) carbon dioxide for us to breathe in, as well as sunlight and water.


b) oxygen for us to breathe in , as well as sunlight and water.


c) oxygen for us to breathe in , as well as glucose forcus to consume for energy.


d) carbon dioxide for us to breathe in, as well as glucose for us to consume for energy. ​

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