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IB Biology SL - 2024 - Questionbank
4.2 - Energy Flow

Light Energy, Chemical Energy, Biomass, Energy Loss, Trophic Levels, Pyramid of Energy, Energy Flow and Nutrient Cycling

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Questionbank

All the questions you could need! Sorted by topic and arranged by difficulty, with mark schemes and video solutions for every question.

Practice Exams

Choose your revision tool! Contains topic quizzes for focused study, Revision Village mock exams covering the whole syllabus, and the revision ladder to precisely target your learning.

Key Concepts

Helpful refreshers summarizing exactly what you need to know about the most important concepts covered in the course.

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Past Papers

Full worked solutions to all past paper questions, taught by experienced IB instructors.

Flashcards

Use multiple-choice questions and study crucial terminology on desktop or mobile app to improve your marks!

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