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Subelement Y3

YAM HARVESTING AND STORAGE

Section Y3E

Storage facilities

What is the most important design feature of a yam storage facility?

  • Location near a water source
  • Correct Answer
    Good ventilation and protection from rain
  • Painted bright colors
  • Connected to electricity
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Which traditional yam storage method is used in parts of Southeast Asia?

  • Burial in dry sand
  • Suspension in flowing rivers
  • Storage in trees
  • Correct Answer
    Storage in underground pits lined with rice straw
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What feature helps regulate temperature in traditional yam barns?

  • Correct Answer
    Thatched roof and raised, slatted shelves
  • Solar-powered cooling system
  • Underground construction
  • Computerized climate control
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How are yams typically arranged in traditional storage structures?

  • Piled randomly in large heaps
  • Buried individually
  • Correct Answer
    Tied or placed on shelves in single layers
  • Submerged in barrels of water
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What adaptations are made to yam storage facilities in areas with termite problems?

  • Storage over standing water
  • Correct Answer
    Treatment of wooden structures or use of termite-resistant materials
  • Keeping lights on 24 hours per day
  • Playing ultrasonic sounds
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What consideration is important when designing a commercial yam storage facility?

  • Must be painted blue
  • Must be facing magnetic north
  • Must be within sight of a body of water
  • Correct Answer
    Must accommodate inspection, sorting, and rotation of stock
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What traditional practice improves pest management in yam storage structures?

  • Correct Answer
    Using smoke or plant materials with pest-repellent properties
  • Performing weekly religious ceremonies
  • Painting geometric patterns on the exterior
  • Storing only during full moons
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Which feature is recommended for modern yam storage facilities in humid tropical regions?

  • Completely sealed environment
  • Direct exposure to sunlight
  • Correct Answer
    Forced air ventilation system
  • Submersion in mineral oil
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How does yam arrangement affect storage success in traditional yam barns?

  • Yams must be arranged alphabetically by variety name
  • Correct Answer
    Yams should be arranged to allow air circulation between tubers
  • Yams must be stacked at least 12 layers high
  • Yams should be arranged by color from light to dark
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