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IB Biology Questions 2025



Self-marking revision quizzes

BETA - UNDER DEVELOPMENT

Micro (µ) IB

Mini-topic Quizzes: 10 questions in under 10 mins.

SL + HL Topics
A1.1 Water
A1.2 Nucleic Acids
A2.2 Cell Structure +B2.2 organelles
B1.1 Carbohydrates +lipids
B1.2 Proteins
B2.1 Cell Membranes
B2.3 Cell Specialisation
C1.1 Enzymes
C1.2 Cell Respiration
C1.3 Photosynthesis
C4.1 Populations + communities
C4.2 Transfers of Energy + matter
D1.1 DNA replication
D1.2 Protein Synthesis
D2.1 Cell and Nuclear Division
 
 
 

Under construction

AHL Topics
A1.2 Nucleic Acids AHL New!
A2.1 Origin of Cells New!
A2.2 Cell Structure AHL
B1.2 Proteins AHL New!
B2.1 Cell Membranes AHL New!
C1.1 Enzymes AHL New!
 


All of these micro tests are quick and easy to complete - great for revision in small topic sections!