Neco 2023 Biology Question 40
Practice objective / multiple choice question 40 from the 2023 Neco Biology examination.
In a lake ecosystem, primary producers fix \(8000\) kcal m\(^{-2}\) yr\(^{-1}\). Herbivores consume 15 % of this production. Second‑level carnivores consume 10 % of the herbivore biomass, and tertiary carnivores consume 5 % of the second‑level carnivore biomass. Calculate the overall energy transfer efficiency from primary producers to tertiary carnivores, expressed as a percentage (to two decimal places).
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About This Question
This is Neco 2023 Biology Question 40. It is one of the objective questions from the 2023 Neco Biology examination.
Difficulty level: Medium .
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