AP Biology · Free-response questions 2014

8 questions, each with its course unit and the official scoring guidelines.

Question 1

Open answer
Question 1 — 1. Trichomes are hairlike outgrowths of the epidermis of plants that are thought to provide protection against being eaten by herbivores (herbivory). In a certain plant species, stem trichome density is genetically…

Source: College Board — AP Biology, Free-response questions, 2014

Question 2

Open answer
Question 2 — 2. Mammalian milk contains antibodies that are produced by the mother’s immune system and passed to offspring during feeding. Mammalian milk also contains a sugar (lactose) and may contain proteins (protein A, protein…

Source: College Board — AP Biology, Free-response questions, 2014

Question 3

Open answer
Question 3 — 3. As part of a new suburban development, a sports complex consisting of athletic fields and buildings is constructed in a formerly wooded area. (a) Predict ONE ecological consequence on the local plant community that…

Source: College Board — AP Biology, Free-response questions, 2014

Question 4

Open answer
Question 4 — 4. Adult male guppies (Poecilia reticulata) exhibit genetically determined spots, while juvenile and adult female guppies lack spots. In a study of selection, male and female guppies from genetically diverse populations…

Source: College Board — AP Biology, Free-response questions, 2014

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Question 7

Open answer
Question 7 — The figure shows a graph labeled Effect of Environmental Temperature on Rate of Oxygen Consumption. The horizontal axis is labeled Environmental Temperature, open parenthesis degrees Celsius close parenthesis, the…

Source: College Board — AP Biology, Free-response questions, 2014

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