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(a) With the help of a flow diagram, describe how energy from the sun flows through various trophic levels. (b) Explain why the flow of energy in the ecosystem is said to be unidirectional. |
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Answer» (a) With the help of a flow diagram, describe how energy from the sun flows through various trophic levels. (b) Explain why the flow of energy in the ecosystem is said to be unidirectional. |
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