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Why do you need sunlight to survive?

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Anonymous

16y ago
Updated: 8/17/2019

Indirectly however there could be two responses.

The food chain is based primarily on plants. They require sunlight to perform photosynthesis, and animals require plants to perform metabolism.

Humans have evolved to a point of self-sufficiency, by which we can grow plants with artificial light.

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Wiki User

16y ago

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