Photosynthesis questions frequently use graphs, diagrams, or mutant plant data. Review where ATP and NADPH are made versus where G3P is assembled into glucose.
Connect pigments, absorption spectra, and action spectra to the flow of electrons in the thylakoid membrane. AP Bio tests mechanism, not just labeling a chloroplast.
Pair MCQ practice with sketching the Calvin cycle inputs and outputs without looking at notes. If you confuse regeneration of RuBP with carbon fixation, that gap will show up here.