Waec Model Questions Vol1 2018 Biology Question 20
Practice objective / multiple choice question 20 from the 2018 Waec Model Questions Vol1 Biology examination.
A fish population in a lake follows the logistic growth model \(\frac{dN}{dt}=rN\left(1-\frac{N}{K}\right)\), where the intrinsic growth rate r = 0.8 month⁻¹ and the carrying capacity K = 10 000 fish. A constant harvest H (fish per month) is applied. What is the greatest constant harvest (in fish per month) that can be sustained indefinitely without causing the population to decline to extinction?
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This is Waec Model Questions Vol1 2018 Biology Question 20. It is a objective / multiple choice question from the 2018 Waec Model Questions Vol1 Biology examination.
Difficulty level: Hard .
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