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Photosynthesis is the main method by which primary production takes place in an ecosystem. What abiotic factor is a beneficial by-product of primary production?

1 Answer

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Answer:

oxygen (O2)

Step-by-step explanation:

During photosynthesis carbon dioxide(CO2) and water (H2O) react with help of the sunlight and produce glucose (main product) and oxygen(O2 ), which is by-product and abiotic factor. O2 is needed for all animals and plants to breathe.

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