Husbandry of Root and tuber crops - SS1 Agriculture Past Questions and Answers - page 1
How is yam primarily propagated?
Stem cuttings
Vine cuttings
Whole tubers
Seeds
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Which of the following root crops prefers well-drained sandy loam or loamy soils?
Yam
Cassava
Sweet potatoes
All of the above
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What is the ideal temperature range for cassava cultivation?
15°C - 20°C
24°C - 29°C
30°C - 35°C
35°C - 40°C
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Which nutrient is emphasized for sweet potatoes when applying fertilizers?
Nitrogen (N)
Phosphorus (P)
Potassium (K)
Iron (Fe)
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When should yam tubers be harvested?
3-4 months after planting
8-12 months after planting
24 months after planting
After the vines start growing
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What is the recommended way to handle yam tubers during harvesting?
Roughly pull them out of the ground
Use a machine for extraction
Dig them out gently to avoid damage
Shake the vines vigorously
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Which crop benefits from the application of organic matter-rich soils during land preparation?
Cassava
Sweet potatoes
Both cassava and sweet potatoes
None of the above
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What should be done after harvesting cassava to preserve its quality?
Immediate consumption
Curing for 1-2 weeks
Drying in direct sunlight
Storing in a damp environment
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How can yam storage life be extended?
Store in a warm, humid place
Store in direct sunlight
Store in a cool, dry place with good ventilation
Store in airtight containers
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When should sweet potatoes be harvested for the best quality?
Immediately after planting
After 3-4 months
After 8-12 months
After 24 months
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