What is the ultimate source of energy for most organisms and how is this energy captured so it is useful in a food chain?

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Biology

Tripp Page

26 March, 11:59

What is the ultimate source of energy for most organisms and how is this energy captured so it is useful in a food chain?

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Gabrielle Webster · Answer 1

The ultimate source of energy (for most ecosystems) is the sun. The ultimate fate of energy in ecosystems is for it to be lost as heat. Energy and nutrients are passed from organism to organism through the food chain as one organism eats another.