Question

Why would life not be possible on the earth in the absence of photosynthesis ?
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Answer 1

Answer:

Explanation:

This is because, using photosynthesis, plants make its food. This food is used by humans and other animals.

Also, due to photosynthesis, oxygen is given out by plants which is essential for almost all live organisms.

Therefore, without photosynthesis, there would be no life.

PLEASE MARK BRAINIEST

Answer 2

plants produce food and oxygen during photosynthesis which essential for an life to exit on earth because photosynthesis is the main process for the evolution of molecular oxygen