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Download free-response questions from past exams along with scoring guidelines, sample responses from exam takers, and scoring distributions. If you are using assistive technology and need help accessing these PDFs in another format, contact Services for Students with Disabilities at 212-713-8333 or by email at [email protected] .
- 2002 Grade Distributions
Grade distributions for the 2002 AP Biology Exam. AP at a...
- 2007 Scoring Statistics
Scoring statistics for the 2007 AP Biology Exam. AP at a...
- 2002 Grade Distributions
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- Total for part (a)
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- Question 1
The Na+ /K + ATPase pumps ions against their concentration gradients. This requires an input of (metabolic) energy.
(b) Identify a dependent variable in the experiment represented in Figure 1. • The number of cells Justify the use of normal human kidney NHK cells as a control in the experiments. Accept one of the following: It allows the scientists to determine the effect of PKD on the cells’ responses to (various concentrations of) ouabain. It allows the scie...
point point Accept one of the following: Increasing concentrations of ouabain result in decreasing ATPase activity (in both types of cells). There is an inverse relationship/negative correlation between the concentration of ouabain and the ATPase activity (in both types of cells).
Note: Student samples are quoted verbatim and may contain spelling and grammatical errors.
They handwrite their free-response answers in paper exam booklets that are returned for scoring. Download a sample free-response booklet for AP Biology (.pdf). Use this sample booklet for reference only to become familiar with the format. Exam questions assess the course concepts and skills outlined in the course framework.
Feb 16, 2021 · As noted above, the diversity of organisms, plants, and physiology will not be on the 2021 AP Biology exam. However, the exam could include questions about topics or hypothetical situations that are related to those topics. One great example is cell communication, which is used in multiple systems inside our bodies.
Browse our range of College Board AP® Biology Past Exams and Mark Schemes below. Testing yourself with AP® Biology past exams is a great way to identify which topics need more revision, so you can ensure that you are revising as effectively as possible to help you get ready for your AP® Biology exam.
AP Review Guide Practice Exams Below are two different practice exams. The Review Guide Practice Exam has all of the questions from 2012 CED & 2020 CED. The 2013 AP Bio Practice Exam is the nationally released AP Practice Exam. (Note: They both are based on the old CED so there are questions that are no longer applicable).
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b a sic s, wha t 's covered on the exam , and how to prepare for t h e exam . To acces s practice te st s, chec k out Pe ters on's A P Biolo gy test prep. AP Biology Study Guide Test time: 3 hours Section I of the exam: 60 multiple-choice questions; 50% exam weighting; 90 minutes to complete; four-function, scientific, or graphing calculator
