How to Identify and Classify Radishes
  • 1. What family do radishes belong to?
A) Brassicaceae
B) Asteraceae
C) Solanaceae
D) Cucurbitaceae
  • 2. Which part of the radish plant is typically consumed?
A) The root
B) The stem
C) The leaves
D) The flower
  • 3. What is the primary distinguishing factor between radish varieties?
A) Leaf texture
B) Seed size
C) Flower size
D) Root shape and color
  • 4. What is the shape of a 'Cherry Belle' radish?
A) Conical
B) Round
C) Oblong
D) Long and thin
  • 5. Which radish is known for its elongated shape?
A) Sparkler
B) French Breakfast
C) Easter Egg
D) Champion
  • 6. What color is the 'Black Spanish' radish typically?
A) White
B) Red
C) Purple
D) Black
  • 7. Which radish variety is known for its mild flavor?
A) White Icicle
B) Black Spanish
C) Daikon
D) Red Giant
  • 8. What season are radishes typically grown in?
A) Warm season
B) Tropical season
C) Dry season
D) Cool season
  • 9. What type of soil do radishes prefer?
A) Waterlogged
B) Sandy
C) Well-drained
D) Clay-heavy
  • 10. What is the typical harvest time for most radish varieties?
A) 8-10 weeks
B) 1-2 weeks
C) 12-16 weeks
D) 3-4 weeks
  • 11. Which of these radishes is considered a winter radish?
A) French Breakfast
B) Sparkler
C) Daikon
D) Cherry Belle
  • 12. What color is the 'Easter Egg' radish mix known to produce?
A) Only red
B) Only black
C) Only white
D) Various colors
  • 13. What does 'pungency' refer to in radishes?
A) Bitterness
B) Sweetness
C) Saltiness
D) Spiciness
  • 14. What is the benefit of planting radishes with carrots?
A) Attract pollinators
B) Repel pests
C) Increase carrot size
D) Improve soil quality
  • 15. What is a common pest affecting radish plants?
A) Spider mites
B) Aphids
C) Whiteflies
D) Flea beetles
  • 16. Which of these is NOT a common radish color?
A) Purple
B) Red
C) Blue
D) White
  • 17. Which radish is known for its peppery flavor?
A) White Icicle
B) Cherry Belle
C) Black Spanish
D) French Breakfast
  • 18. What is the optimal soil pH for growing radishes?
A) 6.0-7.0
B) 7.5-8.5
C) 8.5-9.5
D) 4.0-5.0
  • 19. What is 'bolting' in radishes?
A) Root splitting
B) Premature flowering
C) Leaf discoloration
D) Seed rot
  • 20. What can cause radishes to become overly pungent?
A) Too much water
B) Poor soil
C) Hot weather
D) Lack of sunlight
  • 21. Which of the following describes a 'Watermelon' radish?
A) Black outside, pink inside
B) Red outside, white inside
C) White outside, red inside
D) Green outside, pink inside
  • 22. How deep should radish seeds be planted?
A) 2 inches
B) 3 inches
C) 1 inch
D) 1/2 inch
  • 23. What is a 'rat-tailed' radish grown for?
A) Roots
B) Flowers
C) Leaves
D) Seed pods
  • 24. What does proper thinning of radish seedlings achieve?
A) Better root development
B) Increased leaf production
C) Reduced pest attraction
D) Faster germination
  • 25. Which country is Daikon radish most commonly associated with?
A) France
B) Spain
C) Germany
D) Japan
  • 26. What does adequate watering prevent in radishes?
A) Splitting
B) Disease
C) Bolting
D) Pest infestation
  • 27. Radish greens are edible, and taste best when?
A) Young and tender
B) Dried
C) Wilted
D) Mature and large
  • 28. What is one way to help radishes retain moisture in dry conditions?
A) Fertilizing heavily
B) Mulching
C) Pruning
D) Pesticide application
  • 29. Which radish has the longest storage life?
A) Summer radishes
B) Winter radishes
C) Spring radishes
D) All radishes store equally well
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