ZIMSEC O-Level Agriculture
5.2.8Water loss and soil drainage
Water loss and soil drainage in ZIMSEC O-Level Agriculture: what the syllabus expects you to know, the learning objectives and how to practise.
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Learning objectives
What the syllabus expects you to be able to do.
- 5.2.8.1Form 1: outline the causes of water loss from the soil (listed in the scope and sequence).
- 5.2.8.2Form 3: describe drainage and waterlogging, explain the effects of waterlogged soils on crop growth and describe methods of improving drainage.
- 5.2.8.3Form 3: explain the causes of leaching and its effect on plant nutrients, and describe methods of controlling it.
Lessons
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Soil drainage, waterlogging and leaching
30 min
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Sample question
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