Explain why the flow of energy is unidirectional?

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Solution

The flow of energy in an ecosystem is said to be unidirectional because some energy is lost in form of heat when moving from one trophic level to next for the maintenance of homeostasis of an organism thus each successive trophic level receive a less amount of energy as compared to the preceding trophic level.

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Why is the flow of energy unidirectional?

(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.

Why is the energy flow considered as unidirectional? [2 MARKS]

Question 31
Indicate the flow of energy in an ecosystem. Why is it unidirectional? Justify.

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