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How to Grow Ulluco Tubers - Exam
Contributed by: Swan
  • 1. What is the scientific name of the ulluco plant?
A) Basella alba
B) Oxalis tuberosa
C) Tropaeolum tuberosum
D) Solanum tuberosum
  • 2. Ulluco is primarily grown for its:
A) Flowers
B) Tubers
C) Seeds
D) Leaves
  • 3. Ulluco plants are native to which region?
A) Himalayan Mountains
B) Andes Mountains
C) European Alps
D) Rocky Mountains
  • 4. What is the ideal soil pH for growing ulluco?
A) Highly alkaline
B) Slightly acidic to neutral
C) Highly acidic
D) Strongly alkaline
  • 5. Ulluco tubers are typically harvested in:
A) Early spring
B) Late spring
C) Late autumn/early winter
D) Mid-summer
  • 6. Ulluco prefers what type of sunlight exposure?
A) Deep shade
B) Full sun to partial shade
C) Dappled shade
D) Full shade
  • 7. What type of fertilizer is generally recommended for ulluco?
A) Balanced fertilizer
B) High-phosphorus fertilizer
C) High-potassium fertilizer
D) High-nitrogen fertilizer
  • 8. How deep should ulluco tubers be planted?
A) 2-4 inches
B) 6-8 inches
C) 10-12 inches
D) 1 inch
  • 9. What is a potential pest that can affect ulluco?
A) Aphids
B) Grasshoppers
C) Butterflies
D) Beetles
  • 10. Ulluco tubers are known for their high content of:
A) Fat
B) Sugar
C) Protein
D) Water
  • 11. How often should ulluco plants be watered?
A) Once a week
B) Regularly, keeping soil moist
C) Twice a week
D) Only when soil is completely dry
  • 12. What does 'earthing up' refer to in ulluco cultivation?
A) Mounding soil around the base of the plant
B) Watering the soil with diluted clay
C) Using only organic soil
D) Planting the tubers in earthen pots
  • 13. Ulluco tubers can be stored for:
A) Several months in a cool, dark place
B) Only when frozen
C) Only a few days
D) Indefinitely at room temperature
  • 14. Which of these is NOT a common use for ulluco tubers?
A) Roasting
B) Making flour
C) Boiling
D) Pickling
  • 15. At what spacing should ulluco plants be planted?
A) 4 feet apart
B) 3 feet apart
C) 12-18 inches apart
D) 6 inches apart
  • 16. What climate does ulluco prefer?
A) Tropical climates
B) Cool climates
C) Hot, humid climates
D) Arid climates
  • 17. Why is crop rotation important when growing ulluco?
A) To increase sunlight exposure
B) To reduce watering needs
C) To prevent soilborne diseases
D) To improve drainage
  • 18. Which nutrient is most important for tuber development?
A) Calcium
B) Potassium
C) Phosphorus
D) Nitrogen
  • 19. What is a sign that ulluco tubers are ready for harvest?
A) The foliage begins to die back
B) The tubers become visible above ground
C) The plants reach a certain height
D) The flowers bloom
  • 20. What is one method to control pests on ulluco plants without using chemicals?
A) Introduce beneficial insects
B) Overwatering the plants
C) Using only nitrogen fertilizer
D) Planting in full shade
  • 21. What is a benefit of growing ulluco in well-drained soil?
A) Increases nutrient uptake
B) Reduces watering frequency
C) Prevents tuber rot
D) Attracts pollinators
  • 22. How long does it typically take for ulluco plants to mature and produce tubers?
A) 3-4 weeks
B) 6-8 months
C) 1-2 years
D) 2-3 months
  • 23. What can happen if ulluco plants are over-fertilized with nitrogen?
A) Improved disease resistance
B) Earlier flowering
C) Increased tuber production
D) Excessive foliage growth at the expense of tubers
  • 24. What is the best way to prepare ulluco tubers for cooking?
A) Wash and scrub them thoroughly
B) Peel them before cooking
C) Boil them for a long time
D) Soak them in water overnight
  • 25. Which is a common color for ulluco tubers?
A) Yellow
B) Blue
C) Black
D) White
  • 26. What is a potential issue if ulluco plants are grown in compacted soil?
A) Increased water retention
B) Poor tuber development
C) Reduced pest infestation
D) Improved nutrient uptake
  • 27. Why is it important to provide support for ulluco plants?
A) To prevent them from sprawling and rotting
B) To encourage flowering
C) To increase sunlight exposure
D) To protect them from wind
  • 28. What is a common method for controlling weeds around ulluco plants?
A) Mulching
B) Planting in full shade
C) Overwatering
D) Using only nitrogen fertilizer
  • 29. After harvesting ulluco tubers, how should the plants be handled?
A) Dig up the roots
B) Cut back the foliage and compost it
C) Burn the foliage
D) Leave the foliage in place
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