Which diagram best illustrates the flow of energy in an ecosystem?

The correct answer is - option B.

Explanation:

The diagram or pyramid for the energy flow of an ecosystem represents the flow of energy from one end to the other end according to the food chain. It starts with the ultimate energy source the sun which is used by the producers to produce energy and this is the trophic level that carries the highest energy.

In the food chain, when primary consumers eat the producers they get 10% of the total energy producers carries due to loss of energy and 10% energy of primary consumer have transferred to secondary consumer and so on.

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