ZIMSEC A-Level Biology
8.6.2Photosynthesis
Photosynthesis in ZIMSEC A-Level Biology: what the syllabus expects you to know, the learning objectives and how to practise.
Subtopic85 practice questions4 lessons
Learning objectives
What the syllabus expects you to be able to do.
- 8.6.2.1Draw the detailed structure of a chloroplast.
- 8.6.2.2Identify chloroplast pigments and discuss their roles, with absorption and action spectra.
- 8.6.2.3Describe the photoactivation of chlorophyll and the light-dependent reactions (cyclic and non-cyclic photophosphorylation).
- 8.6.2.4Outline the Calvin cycle.
- 8.6.2.5Discuss carbon fixation in C4 plants.
- 8.6.2.6Discuss the concept of limiting factors (light intensity and wavelength, carbon dioxide concentration, temperature).
Lessons
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Chloroplast structure and photosynthetic pigments
40 min
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Limiting factors and photosynthesis investigations
45 min
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The Calvin cycle and C4 plants
45 min
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The light-dependent stage of photosynthesis
45 min
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Sample question
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