Question

What is the food chain? Why is the flow of energy in an ecosystem is unidirectional? Explain briefly.​

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Answer 1

Answer:

it is the sequence of organisms through which energy is transferred in the form of food by the process of one organism consuming the other it is known as food chain

it is unidirectional because no other organisms are linked with it and if it happens when it will be termed as food web

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Answer 2

Explanation: The series of living organisms taking part at various biotic level forms a food chain

1) An average of 10% of the food eaten is turned into its own body and made available for the next level of consumers

2) The energy that is captured by the autotrophs does not revert back to the solar input

3) The energy which is passed to the herbivores does not come back to the autotrophs

4) As it moves progressively through the various trophic levels it is no longer available to the previous

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