2007 AP CSA FRQ 2: Fish
Topic: Marine Biology Case Study (Legacy)
Skills Tested: Case study specific - Fish behavior, environment interaction
Curriculum Alignment: Unit 4 (Data Collections) (2025-2026 AP CSA)
Points: 9 | Time Estimate: ~22 minutes
Study This Topic: Unit 2: Selection & Iteration Complete Study Guide
Note: This FRQ was part of the Marine Biology Case Study, which has been removed from the AP CSA curriculum.
Part (a)
Note: This FRQ was part of the Marine Biology Case Study which is no longer part of the AP CSA curriculum.
Try It First! Attempt to solve this part before viewing the solution.
Solution
// This FRQ required knowledge of the Marine Biology Case Study
// which has been removed from the AP CSA curriculum.
// Modern equivalent concepts include object behavior and state management.Part (b)
The Marine Biology Case Study is no longer tested on the AP exam.
Solution
// Key skills from this FRQ are now tested through
// standard class design and object interaction problems.Key Concepts
✓ Object state management
✓ Behavior implementation in classes
✓ Interaction between objects
Common Mistakes to Avoid
✗ This question used the deprecated Marine Biology Case Study
✗ Focus on modern class design FRQs instead
Official College Board Resources
About the Author: Tanner Crow is a certified AP Computer Science teacher with 11+ years of experience.
Last updated: January 2026