How to Identify and Classify Daikons
  • 1. What is the primary identifying characteristic of a Daikon?
A) A leafy green vegetable with a bulbous root.
B) A small, red, round root vegetable.
C) A climbing vine with edible fruits.
D) A large, white, carrot-shaped root vegetable.
  • 2. To which plant family do Daikons belong?
A) Cucurbitaceae (Gourd family)
B) Brassicaceae (Mustard family)
C) Poaceae (Grass family)
D) Solanaceae (Nightshade family)
  • 3. What is the typical color of Daikon flesh?
A) White
B) Purple
C) Red
D) Orange
  • 4. Compared to radishes, Daikons are generally:
A) More bitter and faster growing
B) Smaller and spicier in flavor
C) The same size and flavor
D) Larger and milder in flavor
  • 5. Which of these is a common use for Daikon in Asian cuisine?
A) As a base for soups
B) Used for deep frying
C) As a sweetener
D) Pickling
  • 6. What soil type is most suitable for growing Daikons?
A) Well-drained, loose soil
B) Sandy soil with poor drainage
C) Heavy clay soil
D) Soil that has lots of rocks
  • 7. The 'Minowase' Daikon variety is known for what characteristic?
A) Round shape
B) Extremely spicy flavor
C) Dark green skin
D) Long, slender shape
  • 8. What is the ideal planting season for Daikons in most temperate climates?
A) Late summer to early fall
B) Mid-summer
C) Late winter
D) Early spring
  • 9. Which of the following is a common pest that affects Daikons?
A) Spider mites
B) Aphids
C) Root maggots
D) Whiteflies
  • 10. What is a sign of overwatering Daikon plants?
A) Wilting leaves
B) Stunted growth
C) Root rot
D) Yellowing leaves
  • 11. What part of the Daikon plant is typically eaten?
A) The flowers only
B) The stem only
C) The leaves only
D) The root
  • 12. What climate zone is ideal for growing Daikon?
A) Tropical
B) Temperate
C) Arctic
D) Arid
  • 13. How would you describe the taste of Daikon?
A) Mildly peppery
B) Very spicy
C) Sweet and sugary
D) Extremely bitter
  • 14. What is the approximate length of a mature Daikon radish?
A) 1-3 inches
B) 12-24 inches
C) 48-60 inches
D) 3-6 inches
  • 15. What nutrient is Daikon particularly rich in?
A) Calcium
B) Vitamin C
C) Iron
D) Vitamin A
  • 16. If a Daikon has a green tinge near the top, what does this indicate?
A) Exposure to sunlight
B) Overwatering
C) Pest infestation
D) Nutrient deficiency
  • 17. Which country is Daikon radish most widely cultivated?
A) United States
B) Brazil
C) Japan
D) Mexico
  • 18. How is Daikon often prepared for use in Japanese cuisine?
A) Smoked
B) Grated
C) Boiled whole
D) Fried
  • 19. What is the ideal soil pH level for Daikon?
A) 4.0-5.0
B) 6.0-7.5
C) 8.0-9.0
D) 3.0-4.0
  • 20. What is the benefit of adding compost to the soil before planting Daikon?
A) Attracts beneficial insects
B) Improves soil drainage
C) Reduces soil temperature
D) Decreases soil pH
  • 21. How many days does it typically take for Daikon to mature?
A) 50-70 days
B) 150-180 days
C) 90-120 days
D) 20-30 days
  • 22. What is the best storage method for harvested Daikon?
A) Left out at room temperature
B) Stored in a dry pantry
C) Refrigerated in a plastic bag
D) Exposed to direct sunlight
  • 23. What is a disease that can affect Daikon plants?
A) Clubroot
B) Leaf spot
C) Rust
D) Powdery mildew
  • 24. What is a companion plant that benefits Daikon growth?
A) Potatoes
B) Marigolds
C) Corn
D) Tomatoes
  • 25. What is 'Aokubi Daikon' known for?
A) Its green top
B) Its spicy flavor
C) Its small size
D) Its red color
  • 26. Why is it important to thin Daikon seedlings?
A) To improve soil drainage
B) To promote faster growth
C) To attract pollinators
D) To prevent overcrowding
  • 27. Which part of the Daikon plant is most commonly used as a natural dye?
A) None of the plant is commonly used for dye
B) The root
C) The seeds
D) The leaves
  • 28. What is the purpose of 'mooli' when referring to Daikon?
A) It is a tool used to harvest Daikon
B) It is a specific fertilizer for Daikon
C) It is a disease affecting Daikon
D) It is another name for Daikon
  • 29. What does 'bolting' refer to in Daikon plants?
A) Root rot
B) Leaf discoloration
C) Sudden growth spurt
D) Premature flowering
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