A-Level BiologyYear 2016Q4
Page 03 4. The graphs below show possible changes in the body size of a population of barn swallows, Hirudino rusticana, in response to a selection pressure. body size body size body size number of barn swallows in population number of barn swallows in population number of barn swallows in population original population population after selection Graph 1 Graph 2 Graph 3 Which row in the table below matches each graph with the type of selection taking place? Graph 1 2 3 A disruptive directional stabilising B directional disruptive stabilising C stabilising disruptive directional D directional stabilising disruptive [Turn over

Paper Source:NH_Biology_all_2016.pdf
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Exam Specification Info
This question is part of the UK A-Level Biology syllabus. In the actual exam, structured questions typically require linking specific keywords to gain full marks. Applaa helps you drill these topics.
Syllabus levelAdvanced Level (A-Level)
SubjectBiology
Official MarksVariable (2–6 marks)