Question

describe a concept of energy flow

Answer 1

Ecosystems maintain themselves by cycling energy and nutrients obtained from external sources. At the first trophic level, primary producers (plants, algae, and some bacteria) use solar energy to produce organic plant material through photosynthesis.

Answer 2

Energy does it stay in a same place and it moves from one trophic level to another.
This is called energy flow.
Energy flow among the various trophic levels of a food chain is in one direction only.


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