why the flow of energy is uni directional in food chain
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The energy enters the plants (from the sun) through photosynthesis during the making of food. ... Thus, the flow of energy in the ecosystem is said to be unidirectional because the energylost as heat from the living organisms of a food chain cannot be reused by plants in photosynthesis.
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Thus, the flow of energy in the ecosystem is said to be unidirectional because the energy lost as heat from the living organisms of a food chain cannot be reused by plants in photosynthesis. ... During the transfer of energy through successive trophic levels in an ecosystem, there is a loss of energy all along the path.
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