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How to Identify and Classify Lychees
Contributed by: Woolley
  • 1. What is the most distinctive feature of a lychee?
A) Its green color
B) Its smooth, glossy skin
C) Its bumpy, textured skin
D) Its small size
  • 2. Which of these is NOT a common lychee skin color?
A) Green
B) Pink
C) Yellow-Red
D) Red
  • 3. The flesh of a ripe lychee is typically:
A) Dark brown
B) Opaque yellow
C) Translucent white
D) Bright red
  • 4. What is the typical size of a lychee fruit?
A) Less than 0.5 inch in diameter
B) 6-8 inches in diameter
C) 3-4 inches in diameter
D) 1-2 inches in diameter
  • 5. The seed of a lychee is typically:
A) Dark brown or black
B) Green
C) White
D) Red
  • 6. What is the general shape of a lychee fruit?
A) Triangular
B) Round to oval
C) Square
D) Elongated and thin
  • 7. The 'Brewster' lychee is known for its:
A) Very small size
B) Early-season ripening
C) Late-season ripening
D) Extremely sweet flavor
  • 8. Which lychee variety is known for its small seed (chicken tongue)?
A) Sweet Cliff
B) Seedless varieties
C) Brewster
D) Mauritius
  • 9. What does 'aril' refer to in a lychee?
A) The seed itself
B) The edible flesh surrounding the seed
C) The tree's leaves
D) The outer skin
  • 10. A lychee with a sour or tart taste is likely:
A) Always genetically modified
B) Overripe
C) A specific variety
D) Unripe
  • 11. Which of the following characteristics would indicate a FRESH lychee?
A) Brown spots all over the skin
B) Soft texture and dull color
C) Cracked skin
D) Firm texture and vibrant color
  • 12. What climate is best suited for growing lychees?
A) Arctic
B) Temperate
C) Subtropical
D) Desert
  • 13. What is 'Lychee Burn'?
A) Insect damage
B) Sun damage to the fruit
C) A sign of over-ripening
D) A fungal infection
  • 14. The 'Mauritius' lychee is typically:
A) Early season and red
B) Seedless and small
C) Late season and large
D) Green and sour
  • 15. What does 'acidity' refer to in terms of lychee taste?
A) The level of bitterness
B) The fruit's texture
C) The level of sweetness
D) The level of tartness or sourness
  • 16. How are lychees typically harvested?
A) By cutting the tree down
B) By shaking the tree
C) By hand
D) Using machines
  • 17. What is the shelf life of fresh lychees?
A) Months when frozen
B) Only a few hours at room temperature
C) Several days when refrigerated
D) Several weeks at room temperature
  • 18. Which country is the largest producer of lychees?
A) Vietnam
B) Thailand
C) China
D) India
  • 19. What plant family do lychees belong to?
A) Sapindaceae
B) Rosaceae
C) Poaceae
D) Solanaceae
  • 20. The aroma of a ripe lychee is often described as:
A) Floral and fragrant
B) Sulfuric and strong
C) Earthy and musky
D) Citrusy and sharp
  • 21. What is 'chicken tongue' in lychee terms?
A) A sweet aroma
B) A very small, shriveled seed
C) A specific growing technique
D) A type of skin blemish
  • 22. Which of these is NOT a common use for lychees?
A) Making juice
B) Making desserts
C) Making biofuel
D) Eating fresh
  • 23. A lychee with a cracked skin usually indicates:
A) Overripeness or damage
B) Optimal ripeness
C) Underripeness
D) A unique variety
  • 24. What is the best way to store lychees?
A) Refrigerated in a plastic bag
B) Submerged in water
C) In a paper bag in the freezer
D) At room temperature in direct sunlight
  • 25. What is the role of 'litchi chinensis'?
A) A lychee disease
B) Botanical name of the lychee tree
C) The name of a specific lychee cultivar
D) A lychee harvesting method
  • 26. What does TSS (Total Soluble Solids) measure in lychees?
A) Vitamin C content
B) Water content
C) Acidity level
D) Sugar content
  • 27. Which of the following is generally true of seedless lychees?
A) They taste significantly different than normal lychees.
B) They have smaller seeds or none at all.
C) They are always larger than normal lychees.
D) They require special growing conditions.
  • 28. What visual cue may indicate a lychee is starting to ferment?
A) No change in appearance.
B) A brighter red color.
C) A slightly alcoholic smell.
D) A harder, firmer texture.
  • 29. What is the typical sugar content (Brix) of a ripe lychee?
A) 25-30
B) 5-10
C) 1-5
D) 16-20
  • 30. Which common pest affects lychee trees and fruit?
A) Lychee Mite
B) Grasshoppers
C) Ladybugs
D) Aphids
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