Waec Model Questions Vol1 2022 Biology Question 18
Practice objective / multiple choice question 18 from the 2022 Waec Model Questions Vol1 Biology examination.
A fish species is modelled with three age classes. Survival from age 1 to age 2 is 0.5, and from age 2 to age 3 is 0.7; no individuals survive beyond age 3. Fecundities (offspring per individual per year) are: age 1 = 0, age 2 = 1.2, age 3 = 2.5. Construct the Leslie matrix for this species and determine the long‑term population growth rate (the dominant eigenvalue λ). Give λ to two decimal places.
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This is Waec Model Questions Vol1 2022 Biology Question 18. It is one of the objective questions from the 2022 Waec Model Questions Vol1 Biology examination.
Difficulty level: Hard .
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