Gce Model Questions Vol1 2022 Biology Question 19
Practice objective / multiple choice question 19 from the 2022 Gce Model Questions Vol1 Biology examination.
A fossil record for a group of marine invertebrates shows the following number of species at successive intervals: 200 Myr ago - 12 species; 180 Myr ago - 12 species; 160 Myr ago - 30 species; 140 Myr ago - 30 species; 120 Myr ago - 55 species. Which pattern of evolutionary change does this record best illustrate?
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This is Gce Model Questions Vol1 2022 Biology Question 19. It is one of the objective questions from the 2022 Gce Model Questions Vol1 Biology examination.
Difficulty level: Medium .
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