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Questions and Answers
What is the primary purpose of building stone bunds in the semi-arid Sahel area of North Africa?
What is the primary purpose of building stone bunds in the semi-arid Sahel area of North Africa?
- To recharge groundwater evenly
- To increase surface flow
- To facilitate excess water percolation
- To trap rainfall and slow surface flow (correct)
Why do farmers build terraces or cut into a slope on sloped land in Asia?
Why do farmers build terraces or cut into a slope on sloped land in Asia?
- To flatten plot-size areas (correct)
- To increase water runoff
- To prevent soil erosion
- To decrease infiltration of rainwater
How does organic matter in soil improve soil structure in clay soil?
How does organic matter in soil improve soil structure in clay soil?
- By increasing soil compaction
- By forming soil aggregates for root growth (correct)
- By reducing drainage pathways
- By decreasing water absorption
Which practice helps reduce water losses from runoff and soil surface evaporation?
Which practice helps reduce water losses from runoff and soil surface evaporation?
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In areas with extreme storms, what is essential for the effectiveness of contour barriers?
In areas with extreme storms, what is essential for the effectiveness of contour barriers?
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What does water productivity refer to?
What does water productivity refer to?
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Why is increasing water productivity important in agriculture?
Why is increasing water productivity important in agriculture?
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How can farmers increase agricultural resilience to water shortages and surpluses?
How can farmers increase agricultural resilience to water shortages and surpluses?
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What role does capturing rainfall on plots play in agriculture?
What role does capturing rainfall on plots play in agriculture?
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Why should farmers aim for 'more crop per drop' in their water management strategies?
Why should farmers aim for 'more crop per drop' in their water management strategies?
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