Waec Model Questions Vol1 2017 Biology Question 36
Practice objective / multiple choice question 36 from the 2017 Waec Model Questions Vol1 Biology examination.
On an isolated island, two extant species of finches are observed. Species A has an average beak length of 12 mm and its beak length is known to increase by 0.25 mm per generation. Species B has an average beak length of 8 mm and its beak length decreases by 0.15 mm per generation. Fossil evidence shows an extinct finch species with a beak length of 10 mm. Assuming linear change in beak length over generations, which extant species is more closely related to the extinct species?
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About This Question
This is Waec Model Questions Vol1 2017 Biology Question 36. It is one of the objective questions from the 2017 Waec Model Questions Vol1 Biology examination.
Difficulty level: Medium .
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