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