Here you can see that AO1-AO3 can be easily identified i.e. AO1=Knowledge and Comprehension, AO2=Application and Analysis, and AO3=Synthesis and Evaluation.
Remember that there is also AO4 that referes to specific geographic skills and techniques such as:
- Analysis and production of maps
- Analysis and production of diagrams
- Use of annotation and labeling
- Extended writing
The exact definitions of the IB Assessment objectives are here: