How to Identify and Classify Turnips - Test
  • 1. What plant family do turnips belong to?
A) Asteraceae
B) Fabaceae
C) Brassicaceae
D) Solanaceae
  • 2. Which part of the turnip is typically consumed?
A) The leaves
B) The stem
C) The root
D) The flower
  • 3. What is a key characteristic distinguishing turnips from rutabagas?
A) Turnips have smoother roots
B) Turnips are always purple
C) Rutabagas have hairy leaves
D) Rutabagas are smaller
  • 4. What color flesh are most common turnip varieties?
A) White
B) Purple
C) Orange
D) Red
  • 5. Which of these characteristics is NOT commonly used for classifying turnips?
A) Root shape
B) Flesh color
C) Skin color
D) Flower scent
  • 6. What is the common shape of 'Tokyo Top' turnips?
A) Flat
B) Oblong
C) Round
D) Cylindrical
  • 7. Which of these is a common use for turnip greens?
A) Fuel source
B) Salads
C) Building material
D) Rooting medium
  • 8. What type of climate do turnips generally prefer?
A) Mediterranean
B) Cool
C) Tropical
D) Desert
  • 9. Which soil type is best suited for turnip cultivation?
A) Sandy soil
B) Rocky soil
C) Heavy clay
D) Well-drained loam
  • 10. How deep should turnip seeds typically be planted?
A) 3 inches
B) 1 inch
C) 2 inches
D) 1/2 inch
  • 11. What is the ideal pH range for turnip growth?
A) 8.5 - 9.0
B) 7.5 - 8.0
C) 6.0 - 6.5
D) 4.0 - 4.5
  • 12. Which of these is a common pest affecting turnips?
A) Ladybugs
B) Earthworms
C) Bees
D) Aphids
  • 13. What is the primary use of 'Purple Top White Globe' turnips?
A) Dye extraction
B) Animal feed
C) Oil production
D) Table use
  • 14. The leaves of turnips are a good source of which vitamin?
A) Vitamin A
B) Vitamin D
C) Vitamin B12
D) Vitamin C
  • 15. When is the best time to harvest turnips for optimal flavor?
A) After the first frost
B) Before they get too large
C) When the leaves turn yellow
D) When they are very large
  • 16. What characteristic helps distinguish 'Golden Ball' turnips?
A) Hairy leaves
B) Yellow flesh
C) Flat shape
D) Purple top
  • 17. What is 'fodder turnip' primarily used for?
A) Medicinal purposes
B) Oil production
C) Animal feed
D) Human consumption
  • 18. How does bolting affect turnip roots?
A) Makes them woody
B) Increases their size
C) Changes their color
D) Makes them sweeter
  • 19. Which element is essential for healthy root development in turnips?
A) Potassium
B) Phosphorus
C) Nitrogen
D) Calcium
  • 20. What does 'clubroot' disease affect in turnips?
A) Roots
B) Leaves
C) Flowers
D) Stems
  • 21. Which turnip variety is known for its small, quick-maturing roots?
A) White Egg
B) Golden Ball
C) Tokyo Cross
D) Purple Top White Globe
  • 22. What is the common spacing between turnip seeds when planting?
A) 1-2 inches
B) 12-18 inches
C) 6-8 inches
D) 24-36 inches
  • 23. Which of these is NOT a characteristic used to distinguish different turnip cultivars?
A) Leaf texture
B) Number of leaves
C) Root shape
D) Root color
  • 24. What is the best way to prevent bolting in turnips?
A) Over-fertilize with nitrogen
B) Plant in appropriate season
C) Plant in full shade
D) Under-water the plants
  • 25. Which of the following is a symptom of turnip mosaic virus?
A) Mottled leaves
B) Swollen roots
C) White powdery substance on leaves
D) Holes in the leaves
  • 26. What is the function of 'cover crops' that include turnips?
A) Repel pests
B) Attract pollinators
C) Improve soil health
D) Provide a source of honey
  • 27. What part of the turnip plant can be used as a source of animal feed?
A) Roots and tops
B) Only the flowers
C) Only the roots
D) Only the tops
  • 28. How long does it typically take for turnips to mature from seed to harvest?
A) 2-3 weeks
B) 45-60 days
C) 6-9 months
D) 90-120 days
  • 29. What type of fertilizer is most beneficial for promoting turnip root growth?
A) High in potassium
B) Balanced NPK
C) High in nitrogen
D) High in phosphorus
  • 30. What is one of the best storage practices for harvested turnips?
A) Cool and humid conditions
B) Warm and dry conditions
C) Direct sunlight
D) Freezing temperatures
Created with That Quiz — a math test site for students of all grade levels.