Waec Model Questions Vol1 2021 Agricultural Science Question 50
Practice objective / multiple choice question 50 from the 2021 Waec Model Questions Vol1 Agricultural Science examination.
A lake can support a maximum of 200,000 tilapia (its carrying capacity, K). The intrinsic growth rate of the population is r = 0.6 year⁻¹. The fishery manager wants to harvest a constant number of fish each year (H) that maximizes the sustainable yield while ensuring that the fish population never falls below 30 % of the carrying capacity. What is the greatest number of fish that can be harvested annually under these conditions?
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About This Question
This is Waec Model Questions Vol1 2021 Agricultural Science Question 50. It is one of the objective questions from the 2021 Waec Model Questions Vol1 Agricultural Science examination.
Difficulty level: Hard .
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