How to Identify and Classify Onions
  • 1. Which characteristic is MOST important for initially classifying onions?
A) Bulb Color
B) Root Length
C) Smell Intensity
D) Leaf Shape
  • 2. Which onion type is known for its relatively mild flavor and short storage life?
A) Red Onion
B) Shallot
C) Storage Onion
D) Sweet Onion
  • 3. Storage onions are typically categorized by their...
A) Size and shape
B) Sweetness and acidity
C) Pungency and color
D) Water content and texture
  • 4. Which onion is generally the smallest?
A) Yellow Onion
B) Spanish Onion
C) Pearl Onion
D) White Onion
  • 5. What is the primary use of green onions (scallions)?
A) Making onion powder
B) Culinary garnish and flavoring
C) Long-term storage
D) Curing meats
  • 6. What is a key characteristic of a shallot?
A) Single, large bulb
B) Bright green leaves only
C) Grows in clusters
D) Extremely pungent odor
  • 7. What makes leeks distinct from other onions?
A) Grows exclusively underground
B) Edible stalk (no bulb)
C) Extremely thin leaves
D) Purple coloring throughout
  • 8. Which onion type typically has the highest sulfur content?
A) Red Onion
B) Sweet Onion
C) Yellow Onion
D) White Onion
  • 9. What does 'pungency' in an onion refer to?
A) Size of the bulb
B) Sharpness of flavor and odor
C) Sweetness level
D) Water content
  • 10. Which factor MOST influences an onion's pungency?
A) Exposure to sunlight
B) Soil composition
C) Amount of water
D) Storage temperature
  • 11. What color are cipollini onions typically?
A) Purple
B) Yellow
C) Red
D) White
  • 12. Why are some onions better for storage than others?
A) Higher water content and lower pungency
B) Lower water content and higher pungency
C) Higher sugar content and softer bulbs
D) Larger size and thinner skins
  • 13. What part of the green onion is typically used?
A) Only the white bulb
B) Only the roots
C) Only the green tops
D) Both the green tops and the white bulb
  • 14. When judging an onion's quality, what is an undesirable trait?
A) Dry outer layers
B) Soft spots
C) Smooth skin
D) Firmness
  • 15. What is the shape of a cipollini onion?
A) Flattened
B) Round
C) Pear-shaped
D) Elongated
  • 16. What is a common flavor profile associated with red onions?
A) Extremely sweet and juicy
B) Bitter and earthy
C) Mild and slightly sweet
D) Very pungent and sulfurous
  • 17. What color is the inside of a white onion?
A) Yellow
B) Red
C) Purple
D) White
  • 18. What is a common characteristic of spring onions?
A) Extremely pungent
B) Very sweet flavor
C) Harvested after the bulb fully matures
D) Harvested before the bulb fully matures
  • 19. Which part of the leek is typically eaten?
A) The whole leek
B) Only the dark green parts
C) Only the root
D) The white and light green parts
  • 20. What is the best way to store onions?
A) In a sealed plastic bag
B) In the refrigerator
C) In direct sunlight
D) In a cool, dry, and dark place
  • 21. When should you avoid using a sweet onion?
A) When making onion rings
B) When long storage is required
C) When caramelizing onions
D) When raw consumption is desired
  • 22. What does 'single center' refer to when describing a shallot?
A) A shallot with a very mild flavor
B) A shallot with extremely high pungency
C) A shallot that is grown underground
D) A shallot that grew as a single bulb instead of in a cluster
  • 23. Which type of onion is commonly used in Mexican cuisine?
A) Yellow Onion
B) Red Onion
C) Sweet Onion
D) White Onion
  • 24. What is a key difference between a scallion and a spring onion?
A) Spring onions have longer green tops than scallions
B) Spring onions are always milder in flavor
C) Scallions are harvested earlier than spring onions
D) Scallions have a more developed bulb than spring onions
  • 25. The amount of sulfur in an onion is related to its...
A) Color
B) Pungency
C) Sweetness
D) Size
  • 26. What is the scientific name for the onion family?
A) Solanaceae
B) Rosaceae
C) Allium
D) Brassica
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