Neco Model Questions Vol1 2021 Biology Question 23
Practice objective / multiple choice question 23 from the 2021 Neco Model Questions Vol1 Biology examination.
A lake covering \(2\ \text{km}^2\) has a primary productivity of \(800\ \text{g C m}^{-2}\text{ yr}^{-1}\). Ten percent of the primary production is transferred to herbivores, and fifteen percent of the herbivore production is transferred to carnivores. A pollutant reduces the primary productivity by 20 % and lowers the herbivore transfer efficiency by 5 % (absolute). What is the new annual amount of carbon (in kg) stored in carnivore biomass after the pollutant impact?
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This is Neco Model Questions Vol1 2021 Biology Question 23. It is one of the objective questions from the 2021 Neco Model Questions Vol1 Biology examination.
Difficulty level: Hard .
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