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Orange (fruit) - Quiz
Contributed by: Fry
  • 1. Who introduced the sweet orange to the American continent?
A) Portuguese merchants
B) Spanish travellers
C) French missionaries
D) British explorers
  • 2. On which voyage in 1493 may Christopher Columbus have planted the fruit on Hispaniola?
A) His first voyage
B) His fourth voyage
C) His third voyage
D) His second voyage
  • 3. In what year were sweet oranges brought to Florida when St Augustine was founded?
A) 1565
B) 1540
C) 1493
D) 1607
  • 4. Who founded St Augustine in Florida in 1565?
A) Christopher Columbus
B) Archibald Menzies
C) Pedro Menéndez de Avilés
D) William Wolfskill
  • 5. Who brought orange trees to Arizona between 1707 and 1710?
A) Spanish missionaries
B) Mexican farmers
C) British settlers
D) Franciscans
  • 6. Which group brought orange trees to San Diego, California, in 1769?
A) Botanists
B) Dutch traders
C) Spanish missionaries
D) Franciscans
  • 7. What was the role of Archibald Menzies on the Vancouver Expedition?
A) Botanist
B) Navigator
C) Interpreter
D) Captain
  • 8. Where did Archibald Menzies collect orange seeds before giving them to Hawaiian chiefs in 1792?
A) Mexico
B) Brazil
C) Spain
D) South Africa
  • 9. What event stopped the cultivation of the sweet orange across the Hawaiian Islands?
A) A severe winter frost
B) Political revolution
C) A prolonged drought
D) Arrival of the Mediterranean fruit fly
  • 10. When did Florida farmers obtain seeds from New Orleans?
A) Around 1872
B) Around 1804
C) Around 1565
D) Around 1890
  • 11. How were orange groves established in Florida after obtaining seeds from New Orleans in 1872?
A) By planting seeds directly in sandy soil
B) By grafting the sweet orange on to sour orange rootstocks
C) By using greenhouse cuttings
D) By importing mature trees from California
  • 12. When did citrus cultivation in California begin with the Spanish missionaries planting at Baja California?
A) Around 1739
B) Around 1769
C) Around 1707
D) Around 1804
  • 13. Why was early California fruit described as not suited for commercial markets?
A) It was too small and sweet
B) It was thick-skinned and sour
C) It lacked vitamin C
D) It rotted too quickly
  • 14. Where was the first sizeable orange grove in California established in 1804?
A) Los Angeles
B) San Diego
C) St Augustine
D) Mission San Gabriel
  • 15. How many trees were in the first sizeable grove established at Mission San Gabriel in 1804?
A) About 400 trees on six acres
B) About 90,000 trees on fifty acres
C) About 4.5 million trees
D) About 2 million trees on one hundred acres
  • 16. What event ended the mission-based agriculture in California by closing missions and giving away their lands?
A) The California gold rush in 1849
B) Secularisation in 1835
C) The completion of major railroads in 1877
D) The establishment of the Citrus Experiment Station in 1907
  • 17. Who likely planted the first private orange grove in Los Angeles in 1834?
A) Jean-Louis Vignes
B) William Wolfskill
C) Luther C. Tibbets
D) Pedro Menéndez de Avilés
  • 18. Who planted an orchard in Los Angeles in 1841 that held two-thirds of the state's orange trees by 1862?
A) Eliza Tibbets
B) William Wolfskill
C) Jean-Louis Vignes
D) Archibald Menzies
  • 19. Which event increased the demand for oranges due to their vitamin C preventing scurvy among miners?
A) The California gold rush
B) The introduction of the Mediterranean fruit fly
C) The opening of the Panama Canal
D) The creation of Sunkist Growers Inc.
  • 20. What specific vitamin in oranges helped prevent scurvy among miners during the gold rush?
A) Vitamin B12
B) Vitamin A
C) Vitamin C
D) Vitamin D
  • 21. Which county became a major destination for Midwestern farmers drawn to citrus growing in the 1870s?
A) Los Angeles County
B) Orange County
C) Riverside County
D) San Diego County
  • 22. In what year were navel orange plants from Brazil distributed by the U.S. Department of Agriculture?
A) 1841
B) 1876
C) 1873
D) 1885
  • 23. Who successfully cultivated the navel orange plants from Brazil in Riverside, California?
A) Farmers from New Orleans
B) Archibald Menzies and Pedro Menéndez de Avilés
C) Luther C. Tibbets and Eliza Tibbets
D) Jean-Louis Vignes and William Wolfskill
  • 24. What are the characteristics of the navel orange introduced from Brazil?
A) Sweet and seedless
B) Thick-skinned and sour
C) Small and acidic
D) Summer-ripening and seedy
  • 25. In what year was the Valencia orange introduced?
A) 1873
B) 1876
C) 1885
D) 1862
  • 26. When did the Valencia orange mature, complementing the winter-ripening navel?
A) In spring and summer
B) In summer and fall
C) Only in winter
D) In winter and spring
  • 27. Which railroad was completed in 1877, helping to revolutionise the distribution of oranges?
A) Union Pacific
B) Santa Fe
C) Southern Pacific
D) Central Pacific
  • 28. Which railroad was completed in 1885 to further open national markets for California citrus?
A) Northern Pacific
B) Santa Fe
C) Southern Pacific
D) Panama Railway
  • 29. What equipment, introduced alongside major railroads, revolutionised the distribution of oranges?
A) Horse-drawn insulated carts
B) Air-conditioned trucks
C) Ventilated boxcars
D) Refrigerated steamships
  • 30. How many citrus trees were in California by 1875?
A) 90,000
B) 400
C) 2 million
D) 4.5 million
  • 31. How many citrus trees were in California by 1885?
A) 2 million
B) 90,000
C) 10 million
D) 4.5 million
  • 32. How many citrus trees were in California by 1901?
A) 2 million
B) 4.5 million
C) 90,000
D) 1 million
  • 33. What pest control advances were brought to California orange groves in the 1890s?
A) Crop rotation and burning
B) Introduction of ladybugs only
C) Hand-picking pests daily
D) Spraying and fumigation
  • 34. What frost protection methods were introduced in the 1890s for California orchards?
A) Building glass greenhouses over trees
B) Heaters and later wind machines
C) Covering every tree with canvas
D) Underground heating pipes
  • 35. When did the University of California establish its Citrus Experiment Station?
A) 1890
B) 1905
C) 1980
D) 1907
  • 36. What organization was formed in 1905 for cooperative marketing of citrus?
A) Riverside Citrus Union
B) California Fruit Growers Exchange
C) U.S. Department of Agriculture
D) Vancouver Expedition Society
  • 37. What later name was adopted by the California Fruit Growers Exchange?
A) Navel Citrus Corporation
B) Mission Agricultural Co.
C) Sunkist Growers Inc.
D) Valencia Orange Growers
  • 38. By the 1980s, California was the second largest orange producer in the U.S., trailing behind which state?
A) Hawaii
B) Arizona
C) Texas
D) Florida
  • 39. On which of his voyages did Columbus potentially plant the sweet orange?
A) First voyage
B) Second voyage
C) Third voyage
D) Fourth voyage
  • 40. In what year did Columbus potentially plant oranges on Hispaniola?
A) 1493
B) 1872
C) 1707
D) 1565
  • 41. Which regions received sweet oranges during expeditions in the mid-1500s?
A) South America, Mexico, and Florida
B) Canada, Alaska, and Oregon
C) Spain, England, and France
D) Hawaii, California, and Arizona
  • 42. Where did Spanish missionaries bring orange trees between 1707 and 1710?
A) Arizona
B) Hawaii
C) San Diego
D) Hispaniola
  • 43. Where did the Franciscans bring orange trees in 1769?
A) Los Angeles, California
B) San Diego, California
C) St Augustine, Florida
D) Riverside, California
  • 44. Who raised orange seedlings on board a ship and gave them to Hawaiian chiefs in 1792?
A) Luther C. Tibbets
B) Pedro Menéndez de Avilés
C) Archibald Menzies
D) Christopher Columbus
  • 45. What pest caused the stop of sweet orange cultivation in the Hawaiian Islands?
A) Locust swarm
B) Aphids
C) Mediterranean fruit fly
D) Citrus rust mite
  • 46. In what decade did the Mediterranean fruit fly arrive in Hawaii, halting orange cultivation?
A) Late 1700s
B) Early 1900s
C) Mid 1800s
D) Late 1900s
  • 47. Where did Florida farmers obtain seeds in 1872?
A) San Diego
B) Brazil
C) New Orleans
D) South Africa
  • 48. What rootstocks were used for grafting sweet oranges in Florida after 1872?
A) Lemon rootstocks
B) Sour orange rootstocks
C) Navel orange rootstocks
D) Wild lime rootstocks
  • 49. Where did Spanish missionaries plant oranges and lemons around 1739 in California?
A) Alta California
B) Baja California
C) San Francisco
D) Sacramento
  • 50. By what year did Spanish missionaries plant oranges at Alta California missions?
A) 1804
B) 1769
C) 1739
D) 1835
  • 51. How many acres did the first sizeable grove at Mission San Gabriel cover in 1804?
A) Fifty acres
B) Six acres
C) Ten acres
D) Two acres
  • 52. In what year did secularisation close California missions and give away their lands?
A) 1804
B) 1841
C) 1862
D) 1835
  • 53. In what year did Jean-Louis Vignes likely plant the first private orange grove in Los Angeles?
A) 1841
B) 1804
C) 1873
D) 1834
  • 54. In what year did William Wolfskill plant his orchard in Los Angeles?
A) 1841
B) 1862
C) 1873
D) 1834
  • 55. What fraction of the state's orange trees did William Wolfskill's orchards hold by 1862?
A) One-half
B) Two-thirds
C) One-third
D) Three-quarters
  • 56. Starting in which year did the California gold rush indirectly boost orange demand?
A) 1890
B) 1835
C) 1849
D) 1873
  • 57. What disease did the vitamin C in oranges help prevent among California gold miners?
A) Malaria
B) Beriberi
C) Scurvy
D) Rickets
  • 58. Approximately how much profit per acre did William Wolfskill report in the early 1870s?
A) $1,000
B) $100
C) $50
D) $10,000
  • 59. Which department distributed navel orange plants from Brazil in 1873?
A) U.S. Department of Agriculture
B) University of California
C) California Fruit Growers Exchange
D) Spanish Mission Board
  • 60. Where did Luther C. and Eliza Tibbets successfully cultivate navel oranges?
A) San Diego
B) Los Angeles
C) Riverside
D) St Augustine
  • 61. What became the backbone of the California citrus industry due to successful cultivation by the Tibbets?
A) The Mediterranean fruit fly-resistant orange
B) The sweet, seedless navel orange
C) The thick-skinned sour orange
D) The summer-ripening Valencia orange
  • 62. Which orange variety complemented the winter-ripening navel by maturing in summer and fall?
A) Valencia orange
B) Sour orange
C) Baja orange
D) Navel orange
  • 63. When was the Southern Pacific railroad completed, helping revolutionise fruit distribution?
A) 1905
B) 1885
C) 1877
D) 1873
  • 64. When was the Santa Fe railroad completed?
A) 1885
B) 1876
C) 1907
D) 1877
  • 65. What effect did railroads and ventilated boxcars have on southern California's citrus industry?
A) Forced farmers to switch to growing lemons
B) Ended the need for irrigation
C) Caused a massive decline in orange prices
D) Triggered a planting frenzy by opening national markets
  • 66. What institution established a Citrus Experiment Station in 1907?
A) University of California
B) Stanford University
C) California Fruit Growers Exchange
D) U.S. Department of Agriculture
  • 67. What did the California Fruit Growers Exchange help do for California citrus worldwide?
A) Breed the Valencia orange
B) Protect it from Mediterranean fruit flies
C) Standardise and market it
D) Invent frost protection heaters
  • 68. Which continent's sweet orange was introduced by Spanish travellers?
A) The European continent
B) The African continent
C) The American continent
D) The Asian continent
  • 69. Who brought sweet oranges to Mexico and South America?
A) Archibald Menzies in 1792
B) William Wolfskill in 1841
C) Christopher Columbus in 1493
D) Subsequent expeditions in the mid-1500s
  • 70. In which century did expeditions bring sweet oranges to Mexico and South America?
A) Mid-1800s
B) Mid-1900s
C) Mid-1700s
D) Mid-1500s
  • 71. What nationality were the missionaries who brought orange trees to Arizona between 1707 and 1710?
A) British
B) Spanish
C) Portuguese
D) French
  • 72. What did Archibald Menzies do with the orange seeds he collected in South Africa?
A) Sent them by railroad to New Orleans
B) Planted them immediately in San Diego
C) Raised seedlings on board and gave them to Hawaiian chiefs
D) Grafted them onto sour orange rootstocks
  • 73. In what year did Archibald Menzies give orange seedlings to Hawaiian chiefs?
A) 1792
B) 1769
C) 1804
D) 1873
  • 74. Where did citrus cultivation in California begin according to the text?
A) With Archibald Menzies' expedition
B) With Midwestern farmers in Orange County
C) With Spanish missionaries planting at Baja California and Alta California missions
D) With William Wolfskill's private orchard
  • 75. Which group of farmers was attracted to citrus growing by Wolfskill's high profits in the 1870s?
A) Midwestern farmers
B) Hawaiian chiefs
C) European botanists
D) Florida explorers
  • 76. Where were the navel orange plants originally sourced from before being distributed in 1873?
A) South Africa
B) Mexico
C) Spain
D) Brazil
  • 77. What type of plants are citrus trees?
A) Bryophytes
B) Angiosperms
C) Ferns
D) Gymnosperms
  • 78. Are most citrus species interfertile?
A) Yes, almost entirely
B) No, they are sterile
C) Never
D) Only in the wild
  • 79. Which plant served as the maternal parent of the first sweet orange?
A) The mandarin orange
B) The hybrid pomelo
C) The bitter orange
D) The trifoliate orange
  • 80. What approximate percentage of pomelo ancestry is found in the sweet orange?
A) 58%
B) 25%
C) 50%
D) 42%
  • 81. What approximate percentage of mandarin ancestry is found in the sweet orange?
A) 50%
B) 42%
C) 58%
D) 75%
  • 82. Did the sweet and bitter oranges share the exact same origin?
A) Bitter oranges are mutated sweet oranges
B) Bitter oranges came first
C) Yes, they are identical
D) No, bitter oranges arose independently
  • 83. What hybrid resulted from a sweet orange x pomelo backcross?
A) Ambersweet
B) Citrange
C) Clementine
D) Grapefruit
  • 84. Which fruits produced the clementine when crossed with sweet oranges?
A) Pomelos and grapefruits
B) Mandarin oranges or tangerines
C) Trifoliate oranges
D) Lemons and limes
  • 85. What is another name for the sweet orange to distinguish it from the bitter orange?
A) Citrus aurantium
B) Citrus × sinensis
C) Citrus maxima
D) Citrus reticulata
  • 86. In which plant family is the orange tree classified?
A) Solanaceae
B) Rosaceae
C) Rutaceae
D) Lamiaceae
  • 87. When was the sweet orange first mentioned in Chinese literature?
A) 314 BC
B) 2024
C) 17th century
D) Song dynasty
  • 88. What percentage of the world's oranges did Brazil produce in 2024?
A) 23%
B) 10%
C) 50%
D) 67%
  • 89. Who painted the Arnolfini Portrait, which features the first appearance of oranges in Western art?
A) John Sloan
B) Henri Matisse
C) Vincent van Gogh
D) Jan van Eyck
  • 90. Which Chinese artist created the Song dynasty fan painting Yellow Oranges and Green Tangerines?
A) Jan van Eyck
B) Vincent van Gogh
C) Zhao Lingrang
D) Henri Matisse
  • 91. What is the maximum height that very old orange trees can reach?
A) 10 m
B) 15 m
C) 33 ft
D) 4 cm
  • 92. What type of margins do the oval leaves of the orange tree have?
A) Serrated margins
B) Smooth margins
C) Crenulate margins
D) Lobed margins
  • 93. What is the white, bitter mesocarp attached to the rind also known as?
A) Hesperidium
B) Albedo
C) Vesicle
D) Carpel
  • 94. What color is the orange fruit when it is unripe?
A) White
B) Yellow-orange
C) Green
D) Bright orange
  • 95. Is the sweet orange climacteric or non-climacteric?
A) Climacteric
B) Both climacteric and non-climacteric
C) Non-climacteric
D) Neither
  • 96. What is the botanical classification of an orange fruit, which is a modified berry?
A) Hesperidium
B) Pepo
C) Pome
D) Drupe
  • 97. Who introduced citrus fruits like the bitter orange, lemon, and lime to al-Andalus?
A) Portuguese merchants
B) Louis XIV
C) The Moors
D) Italian merchants
  • 98. When did large-scale cultivation of oranges start in the Iberian Peninsula?
A) 9th century
B) 17th century
C) 10th century
D) 15th century
  • 99. What techniques were specifically adapted to support orange orchards in the 10th century?
A) Complex irrigation techniques
B) Advanced grafting techniques
C) Greenhouse heating systems
D) Terraced farming methods
  • 100. When were citrus fruits, including the bitter orange, introduced to Sicily?
A) Late 15th century
B) 17th century
C) 10th century
D) 9th century
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