| Date | May 2013 | Marks available | 1 | Reference code | 13M.1.HL.TZ1.30 |
| Level | Higher level | Paper | Paper 1 | Time zone | Time zone 1 |
| Command term | Question number | 30 | Adapted from | N/A |
Question
In the light-dependent reactions of photosynthesis what supplies low energy electrons to photosystem II?
A. Photolysis of water
B. Reduction of NADP+
C. Chemiosmosis
D. Photosystem I
Markscheme
A
Examiners report
N/A
Syllabus sections
Additional higher level » Topic 8: Metabolism, cell respiration and photosynthesis » 8.3 Photosynthesis
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