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