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