Gce Model Questions Vol1 2021 Biology Question 34
Practice objective / multiple choice question 34 from the 2021 Gce Model Questions Vol1 Biology examination.
A grassland ecosystem has a net primary productivity (NPP) of 800 g C m\(^{-2}\) yr\(^{-1}\). Herbivores consume 60 % of the NPP and assimilate 75 % of what they eat. Carnivores consume 20 % of the herbivore biomass and assimilate 50 % of what they eat. Decomposers recycle 90 % of all waste back to the soil. What proportion of the original NPP is stored in carnivore biomass after one year? Express your answer as a percentage to one decimal place.
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This is Gce Model Questions Vol1 2021 Biology Question 34. It is one of the objective questions from the 2021 Gce Model Questions Vol1 Biology examination.
Difficulty level: Hard .
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