A-Level BiologyYear 2016Q22
Page 11 22. Shags and cormorants both belong to the genus Phalacrocorax. They look very similar and nest near each other on the same cliffs. The table below shows the main components of each bird’s diet. Prey Percentage composition of diet Shag (Phalacrocorax aristotelis) Cormorant (Phalacrocorax carbo) sand eels 33 0 sprats 49 1 flatfish 1 26 shrimps 2 33 gobies 4 17 other fish 4 18 The data in the table show A competitive exclusion B competition within each species C resource partitioning D the fundamental niche of each species. [Turn over
Paper Source:NAH_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)