It is known that many man-made chemicals (for example, agricultural poisons) are poorly eliminated from a living organism naturally.

It is known that many man-made chemicals (for example, agricultural poisons) are poorly eliminated from a living organism naturally. Explain why animals of the upper trophic levels (predators, man himself) will suffer the most from these compounds, and not the lower ones.

due to the accumulation and increase in the concentration of poorly excreted substances during the transition from one trophic level to another.

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