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How to Identify and Classify Longans
Contributed by: Woolley
  • 1. What family do Longan trees belong to?
A) Myrtaceae
B) Sapindaceae
C) Rutaceae
D) Rosaceae
  • 2. Longan fruits are botanically classified as a:
A) Drupe
B) Berry
C) Pome
D) Aggregate fruit
  • 3. What is the typical color of longan fruit skin?
A) Green
B) Purple
C) Brownish-yellow
D) Bright Red
  • 4. The transliteration of Longan in Chinese is:
A) Bo Luo
B) Mang Guo
C) Li Zhi
D) Long Yan
  • 5. What is the texture of longan pulp generally like?
A) Dry and powdery
B) Translucent and fleshy
C) Fibrous and tough
D) Watery and mushy
  • 6. Which of these is a common descriptor for longan flavor?
A) Sour and citrusy
B) Musky and sweet
C) Salty and savory
D) Bitter and earthy
  • 7. How are longans typically sold and distributed?
A) As a dried powder
B) Peeled and canned
C) Individually wrapped
D) In clusters or bunches
  • 8. What is a key characteristic used to differentiate longan varieties?
A) Bark color
B) Root depth
C) Leaf shape
D) Fruit size
  • 9. The 'Kohala' cultivar is known for what fruit characteristic?
A) Dwarf tree size
B) Early fruiting season
C) High fruit quality
D) Resistance to pests
  • 10. Which of the following is NOT a common method of longan propagation?
A) Grafting rose cuttings
B) Seed propagation
C) Grafting
D) Air layering
  • 11. What climate is best suited for longan cultivation?
A) Arid
B) Temperate
C) Arctic
D) Subtropical and tropical
  • 12. What does the seed of the longan look like?
A) Pale green and wrinkled
B) Bright red and smooth
C) Yellow and speckled
D) Dark brown or black with a white scar
  • 13. How does the longan tree leaf arrangement look?
A) Basal and linear
B) Whorled and palmate
C) Alternate and pinnately compound
D) Opposite and simple
  • 14. What are the typical longan tree sizes?
A) Small to medium
B) Creeping vine
C) Medium to large
D) Dwarf
  • 15. Where is Longan believed to have originated?
A) Southeast Asia
B) South America
C) Africa
D) Europe
  • 16. What is the general shape of a longan fruit?
A) Oblong
B) Spherical
C) Pear-shaped
D) Kidney-shaped
  • 17. Which pest commonly affects longan trees?
A) Fruit flies
B) Aphids
C) Cabbage worms
D) Spider mites
  • 18. What is a good indicator of longan fruit ripeness?
A) Bright green color
B) Very firm texture
C) Strong, sour smell
D) Easy detachment from the cluster
  • 19. Which country is a major producer of longans?
A) Brazil
B) Canada
C) Italy
D) Thailand
  • 20. What is the name given to dried longan fruit?
A) Tropical Delight
B) Sweet Jewel
C) Golden Nugget
D) Dragon's Eye
  • 21. How many petals does a Longan flower typically have?
A) 4
B) 3
C) 5
D) 6
  • 22. What color are Longan flowers typically?
A) Yellowish-white
B) Bright Red
C) Purple
D) Dark Blue
  • 23. What type of inflorescence does Longan have?
A) Umbel
B) Cyme
C) Panicle
D) Spike
  • 24. What type of soil is ideal for Longan cultivation?
A) Sandy
B) Loamy
C) Well-drained
D) Clay heavy
  • 25. How many years does it usually take for a Longan tree to bear fruit from seed?
A) 5-6
B) 7-8
C) 3-4
D) 1-2
  • 26. What is the significance of the white scar on the Longan seed?
A) Embryonic development point
B) Indication of seed viability
C) Nutrient storage
D) Attachment point of the seed to the fruit
  • 27. In traditional medicine, Longan is believed to have properties related to:
A) Calming effect
B) Energy boosting
C) Digestive aid
D) Pain relief
  • 28. What is the scientific name for Longan?
A) Litchi chinensis
B) Mangifera indica
C) Nephelium lappaceum
D) Dimocarpus longan
  • 29. What is the benefit of air layering Longan?
A) Faster fruiting
B) Pest resistance
C) Drought resistance
D) Larger fruit size
  • 30. How should Longan fruit be stored to maximize shelf life?
A) Refrigerated
B) In direct sunlight
C) Frozen
D) At room temperature
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