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