Biology for IGCSE & O level - Organisms And Their Environment (Section 5 - No. 31)
Which of the following is a factor that limits the length of a food chain?
The amount of producers
The amount of decomposers.
The amount of energy transferred between trophic levels.
The number of predators in the ecosystem.
Explanation
The amount of energy transferred limits how many trophic levels an ecosystem can sustain.
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