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