The AP Biology exam consists of two sections: multiple choice and free response questions. The exam is scored on a scale of 1 - 5, with a 5 being the highest possible score.
The scores in this calculator are estimates based on previous scoring curves. The actual scoring curve may vary year to year.
Instructions
Enter your scores for each section using the sliders below to calculate your estimated AP score.
Section 1: Multiple Choice
Section 2: Free Response
Long Free Response Question 1
Long Free Response Question 2
Short Free Response Question 1
Short Free Response Question 2
Short Free Response Question 3
Short Free Response Question 4
PREDICTED AP® SCORE
0 | Score range: 1 - 5
SECTION SCORES
Multiple Choice Score
0 / 60
Free Response Score
0 / 60
Combined Composite Score
0 / 120
Aiming for a 5?
Take a free practice test →The AP Biology exam consists of two main sections:
| Section | Question Type | Time | Questions | Exam Weight |
|---|---|---|---|---|
| Section 1 | Multiple Choice | 1 hour 30 minutes | 60 questions | 50% |
| Section 2 | Free Response | 1 hour 30 minutes | 6 questions | 50% |
Total exam time: 3 hours
A four-function (with square root), scientific, or graphing calculator may be used on the exam.
Students are permitted to use CollegeBoard’s AP Biology Equations and Formulas Sheet on the exam. This resource is available in Appendix A of the CED.
Each section accounts for 50% of your total composite score, scaled to a maximum of 120 points.
(FRQ total / 36) × 60.| AP Score | Composite Score Range | Qualification |
|---|---|---|
| 5 | 93–120 | Extremely Well Qualified |
| 4 | 74–92 | Well Qualified |
| 3 | 51–73 | Qualified |
| 2 | 28–50 | Possibly Qualified |
| 1 | 0–27 | No Recommendation |
These cutoffs are estimates. View all AP exam score ranges on our AP Score Range page.
About 68% of students score a 3 or higher on AP Biology:
| AP Biology Score | Percentage of Students |
|---|---|
| 5 | 16.8% |
| 4 | 23.1% |
| 3 | 28.4% |
| 2 | 21.7% |
| 1 | 10.0% |
Curious how this compares to other AP exams? Check out our AP Tier List for a full ranking by difficulty and pass rate.
A score of 3 or higher is generally considered passing. A 4 or 5 is strong for college credit, especially for pre-med students.
| Institution Type | Minimum Score | Typical Credit Granted |
|---|---|---|
| Ivy League / Top 20 | 5 | Placement (credit varies) |
| Selective Private Universities | 4 or 5 | 4–8 credits (Intro Biology I or I+II) |
| Large Public Universities | 3, 4, or 5 | 4–8 credits (Intro Biology) |
| Community Colleges | 3 | 4 credits (Intro Biology) |
No. Answer every question — your score is based only on correct answers.
AP Biology is considered moderately challenging. It requires memorization of biological systems plus strong analytical skills for data interpretation and experimental design questions.
This calculator uses estimated cutoffs based on historical data. Actual cutoffs may vary slightly each year.
The exam is typically in May. Check our AP Test Dates 2026 page for the exact date.
Ready to raise your AP Biology score?
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