ZIMSEC O-Level Combined Science
7.1.3.2Photosynthesis
Photosynthesis in ZIMSEC O-Level Combined Science: what the syllabus expects you to know, the learning objectives and how to practise.
Subtopic63 practice questions3 lessons
Overview
Forms 2 and 3.
Learning objectives
What the syllabus expects you to be able to do.
- 7.1.3.2.1Explain the importance of plants as producers and state the word equation for photosynthesis.
- 7.1.3.2.2State and investigate the factors that affect the rate of photosynthesis, and test a leaf for starch.
- 7.1.3.2.3Describe what happens to the products of photosynthesis.
- 7.1.3.2.4Describe the internal structure of a leaf and how it is adapted for photosynthesis.
Lessons
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Leaf structure and adaptations for photosynthesis
25 min
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Photosynthesis
25 min
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Rate of photosynthesis, limiting factors and gas exchange
30 min
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Sample question
A sample question on this topic. Answer it, check it, then read the worked answer.
Exam style
Turn Photosynthesis into a strength.
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