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