IB Biology Questionbank | 4000+ Questions

ipassed.gg is a dedicated revision platform built specifically for students tackling the new IB Biology curriculum. Packed with a massive bank of over 5,000 practice questions, our tools are designed to help you isolate weak topics, practice active recall, and master the exact concepts you need for exam day. Whether you are doing a quick 5-minute review or preparing for full-length mocks, this is your ultimate hub for scoring a 7.

If you are HL, you should complete both SL and HL. GOOD LUCK!

Contact me at info@ipassed.gg

Topic A


Topic B


Topic C


Topic D


Customizing your study session takes less than a minute. Simply use the checkboxes above to select the specific biology topics you want to review, choose your desired number of questions, and generate your custom quiz. As you work through the questions, make sure to use our built-in blur function to hide the answers. Forcing your brain to retrieve the answer before revealing it is the fastest way to build long-term memory and true exam readiness.

The total number of randomized questions I want to do:

You have selected 0 topics. Please type 0 or higher to get questions on all topics you’ve selected.

Diagnostic Assessments

Sign in to access fixed-form diagnostic exams with percentile-based grading.

100% New Syllabus Aligned

Every single one of our 5,000+ practice questions is mapped directly to the latest IB Biology curriculum guidelines. You won't waste a single minute studying outdated or irrelevant material.

Smart Blur for Active Recall

Passive reading doesn't work under exam pressure. Our unique blur tool forces you to actively recall facts and explanations before checking the answer key, mimicking actual test conditions.

Global Benchmarking

Stop guessing where you stand. Our pre-exam diagnostic tests rank your performance by percentile against other IB students worldwide, showing you exactly what it takes to hit your target grade.

Benchmark Your Skills

Our diagnostic tests are designed to simulate the actual pressure and format of the IB Biology exam papers. Available shortly before the official May and November exam sessions, these tests provide a completely unbiased look at your preparation level. Once completed, you will receive a detailed percentile breakdown comparing your results directly to other test-takers across the globe. Sign in to your dashboard to monitor upcoming test dates and track your standing.

Frequently Asked Questions

The diagnostic exams open a few weeks prior to the official IB May and November exam blocks, giving you plenty of time to adjust your final revision focus based on your results.

Your percentile rank is calculated by comparing your raw score against all other students who have completed the same diagnostic exam. The more students who participate, the more accurate your ranking becomes.

Yes — after completing a diagnostic test, you can review every question along with the correct answers and explanations from your results dashboard.