Q6 · 2021 · Paper 2Unclassified2 marks
QUESTION 6 (2 marks)
The term species could be defined as ‘one group of individuals that actually or potentially interbreed in nature’. Identify two limitations of this definition.
WORKED SOLUTION
2 marksQCAA guide · typeset solution
QCAA sample response and mark allocation
6 | Two limitations are: 1. Sometimes only fossil evidence is available, so a species may be differentiated based on physiological and morphological features. 2. In some areas, hybridisation of plants and animals occurs, yet they are different species. | • states a limitation [1 mark] • states another limitation [1 mark] |
QCAA sample response and marking criteria reproduced from the official guide.
How many marks did you earn?
Compare your working with the guide above.