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Green Turtle - Quiz
Contributed by: Bull
  • 1. What is the scientific name of the Green Turtle?
A) Dermochelys coriacea
B) Caretta caretta
C) Lepidochelys olivacea
D) Chelonia mydas
  • 2. Which ocean is the primary habitat of the Green Turtle?
A) Arctic
B) Atlantic
C) Pacific
D) Indian
  • 3. What do Green Turtles primarily eat?
A) Coral
B) Red algae
C) Plankton
D) Seagrass
  • 4. How do Green Turtles breathe?
A) They absorb oxygen through their skin
B) They don't need to breathe
C) They have lungs and breathe air
D) They breathe through gills underwater
  • 5. Which conservation status does the Green Turtle currently hold?
A) Vulnerable
B) Least Concern
C) Endangered
D) Critically Endangered
  • 6. How long can Green Turtles hold their breath underwater?
A) 1 hour
B) 30 minutes
C) Up to 5 hours
D) Up to 1 day
  • 7. Which of the following is a predator of Green Turtles?
A) Dolphins
B) Octopuses
C) Whales
D) Sharks
  • 8. Where do Green Turtles usually lay their eggs?
A) Mangrove swamps
B) Underwater caves
C) Sandy beaches
D) Rocky cliffs
  • 9. How many species of Green Turtle are recognized?
A) Four
B) One
C) Two
D) Three
  • 10. In which month do female Green Turtles typically come ashore to lay eggs?
A) September
B) June
C) March
D) December
  • 11. What family does the green sea turtle belong to?
A) Carettochelyidae
B) Testudinidae
C) Trionychidae
D) Cheloniidae
  • 12. What primarily gives the green sea turtle its 'green' common name?
A) The greenish color of its fat
B) Its habitat in tropical seas
C) The color of its carapace
D) Its herbivorous diet
  • 13. What type of diet does the adult green sea turtle primarily have?
A) Herbivorous
B) Omnivorous
C) Piscivorous
D) Carnivorous
  • 14. What is the shape of the green sea turtle's carapace?
A) Round
B) Square
C) Triangular
D) Teardrop-shaped
  • 15. What is the primary food source for green sea turtles?
A) Crabs
B) Plankton
C) Seagrasses
D) Fish
  • 16. What is the local name for green sea turtles in Hawaiian culture?
A) Kamakaze
B) Turtle
C) Marine turtle
D) Honu
  • 17. Which of these activities is illegal concerning green sea turtles?
A) Photographing them from a distance
B) Studying their behavior
C) Observing them in the wild
D) Collecting or harming them
  • 18. What is one indirect way human activity harms green sea turtles?
A) Pollution
B) Bird watching
C) Sunbathing on the beach
D) Beach volleyball
  • 19. Which of these is a threat to green sea turtles due to human activity?
A) Volcanic eruptions
B) Natural predation
C) Fishing nets
D) Bird migration
  • 20. What is one reason for habitat loss affecting green sea turtles?
A) Natural erosion
B) Real estate development
C) Forest conservation
D) Ocean currents
  • 21. Who named a particular species of sea turtle Chelonia agassizii?
A) Carl Linnaeus
B) Louis Agassiz
C) Charles Darwin
D) Marie Firmin Bocourt
  • 22. Which tribe does the green sea turtle belong to?
A) Trionychidae
B) Cheloniini
C) Carettochelyidae
D) Testudinidae
  • 23. What is the average weight range for mature green sea turtles?
A) 200–300 kg (440–660 lb)
B) 68–190 kg (150–419 lb)
C) 30–50 kg (66–110 lb)
D) 10–20 kg (22–44 lb)
  • 24. Which sea turtle is larger than the green sea turtle in the United States?
A) Hawksbill sea turtle
B) Leatherback sea turtle
C) Kemp's ridley sea turtle
D) Loggerhead sea turtle
  • 25. How long can exceptional green sea turtles grow in carapace length?
A) 153 cm (60 in)
B) 120 cm (47 in)
C) 90 cm (35 in)
D) 100 cm (39 in)
  • 26. What color is the plastron of mature green sea turtles?
A) Brown
B) Black
C) Olive
D) Yellow
  • 27. Where were green sea turtles recently discovered in New Zealand?
A) Bay of Islands
B) Milford Sound
C) Fiordland National Park
D) Rangaunu Harbour
  • 28. In which ocean is the green sea turtle most abundant?
A) Arctic Ocean
B) Temperate climates
C) Polar regions
D) Tropical climates
  • 29. Where can green sea turtles be found in the western Atlantic as far north as?
A) Hawaii
B) Florida
C) Mexico
D) Canada
  • 30. Which Caribbean island is one of the major nesting sites for green sea turtles?
A) Jamaica
B) Aves Island
C) Cuba
D) Bahamas
  • 31. How many nesting beaches were analyzed to study the Galápagos green turtle's genetics?
A) 15
B) 10
C) 20
D) 25
  • 32. What does the Appendix I listing under CITES prohibit for green sea turtles?
A) Scientific research
B) Commercial international trade
C) Local consumption
D) Conservation activities
  • 33. In what year did the IUCN first classify green sea turtles as an endangered species?
A) 1996
B) 1975
C) 1982
D) 2004
  • 34. Which culture considered the flesh of sea turtles, particularly C. mydas, a culinary delicacy?
A) Roman Empire
B) Ancient Chinese
C) Ancient Egyptians
D) Mayans
  • 35. Which country in Southeast Asia is a major Indian Ocean nesting colony for green sea turtles?
A) Sri Lanka
B) Indonesia
C) Thailand
D) Vietnam
  • 36. How many turtle nests are hosted on the island of Ascension in the Southern Atlantic Ocean?
A) 20,000–30,000
B) 6,000–13,000
C) 40,000–50,000
D) 1,000–3,000
  • 37. In which year was the first 2nd-generation captive-bred green sea turtle equipped with a PTT released by Cayman Turtle Farm?
A) 2012
B) 2018
C) 2020
D) 2005
  • 38. Who first recorded the Galápagos green turtle?
A) James Cook
B) Charles Darwin
C) Alexander von Humboldt
D) William Dampier
  • 39. Where do green sea turtles belonging to the distinct Hawaiian subpopulation nest?
A) Gulf of Panama
B) Mersu Betiri National Reserve
C) The protected French Frigate Shoals
D) Turtle Islands, Philippines
  • 40. What is a threat to green turtles due to construction activities?
A) Increased local water temperature from thermal power stations.
B) Decreased salinity levels.
C) Increased oxygen levels.
D) Reduced wave action.
  • 41. What causes the body fat of green sea turtles to turn green?
A) Exposure to sunlight
B) Consumed vegetation
C) Dietary intake of fish
D) Presence of parasites
  • 42. Which organization has been initiating projects for secure turtle hatching in Pakistan since the 1980s?
A) Convention on International Trade in Endangered Species
B) International Union for Conservation of Nature
C) World Wide Fund for Nature (Pakistani branch)
D) Zoological Society of London
  • 43. Where are green sea turtles recorded to have an annual presence in the Gulf of Panama?
A) Meru Betiri National Reserve
B) Bramble Cay
C) Raine Island
D) Isla Parida
  • 44. What has overshadowed research on the Galápagos green turtle?
A) Research on marine iguanas
B) Research on finches
C) Research on the Galápagos giant tortoises
D) Research on penguins
  • 45. What type of net was used by fishermen who accidentally caught a large green turtle in the Philippines?
A) Cast net
B) Seine net
C) Trawl net
D) Hulbot-hulbot
  • 46. Which location in Australia has two genetically distinct populations of green sea turtles?
A) Great Barrier Reef
B) French Frigate Shoals
C) Turtle Islands, Philippines
D) Meru Betiri National Reserve
  • 47. Which U.S. state has the largest green sea turtle nesting site on its east coast?
A) Florida
B) South Carolina
C) Georgia
D) North Carolina
  • 48. Which country's traditional uses of green sea turtles were questioned due to increased demand?
A) Malaysia
B) Indonesia
C) Australia
D) Philippines
  • 49. What is one intentional threat to green sea turtles mentioned in the text?
A) Chemical pollution
B) Habitat destruction
C) Light pollution
D) Poaching
  • 50. What disease is known to affect green sea turtles, causing tumors?
A) Cholera
B) Fibropapillomatosis
C) Leptospirosis
D) Influenza
  • 51. Which subpopulation of green sea turtles is listed as critically endangered?
A) Florida population
B) Eastern Pacific subpopulation
C) Mediterranean population
D) Hawaiian subpopulation
  • 52. Why do turtles quickly drown in shrimp trawlers and other fishing gear?
A) They are unable to swim fast enough to escape
B) Due to the lack of oxygen in water
C) Because their breath-holding ability is affected by stress
D) Their lungs cannot function underwater
  • 53. Name an important feeding ground for green sea turtles in Florida.
A) Everglades National Park
B) Indian River Lagoon
C) Miami Beach
D) Orlando
  • 54. What type of organisms are newly emerged hatchlings of green sea turtles?
A) Detritivores
B) Carnivorous pelagic organisms
C) Omnivores
D) Herbivorous grazers
  • 55. Where is one of the few nesting beaches for green sea turtles in Indonesia?
A) Hawke's Bay
B) Gulf of Panama
C) Astola island
D) Meru Betiri National Reserve, East Java
  • 56. What is the term used to describe green sea turtles' ability to return to their birthplace?
A) Turtle navigation
B) Migratory instinct
C) Natal homing
D) Beach fidelity
  • 57. Where do young green sea turtles spend most of their first five years?
A) Coral reefs
B) Shallow coastal waters
C) Freshwater rivers
D) Convergence zones within the open ocean
  • 58. What is a significant nesting ground in Costa Rica for the Caribbean region's C. mydas population?
A) San Jose
B) Monteverde
C) Manuel Antonio
D) Tortuguero
  • 59. What type of parasites attach to the carapace of green sea turtles?
A) Leeches
B) Protozoans
C) Nematodes
D) Barnacles
  • 60. Which hypothesis suggests that sea turtles use olfactory cues to find their birthplace?
A) Geomagnetic hypothesis
B) Magnetic compass hypothesis
C) Chemical imprinting hypothesis
D) Solar navigation hypothesis
  • 61. What is the greatest disease threat to green turtle populations?
A) Protozoan infection
B) Barnacle infestation
C) Fibropapilloma, which produces lethal tumor growth
D) Leech attachment
  • 62. Which of the following is NOT part of a juvenile green turtle's diet?
A) Sea hare eggs
B) Hydrozoans
C) Jellyfish
D) Tree bark
  • 63. In which century were Galápagos green turtles first observed by William Dampier?
A) 19th century
B) 17th century
C) 20th century
D) 18th century
  • 64. Which South American country has secluded beaches that serve as notable locations for green sea turtle nesting?
A) Suriname
B) Brazil
C) Chile
D) Argentina
  • 65. Which location has a large rookery for green sea turtles in the Torres Strait?
A) French Frigate Shoals
B) Isla Parida
C) Bramble Cay
D) Raine Island
  • 66. What is the maximum speed that green sea turtles can reach while swimming?
A) 20 miles per hour
B) 40 miles per hour
C) 60 miles per hour
D) 30 miles per hour
  • 67. Which feature distinguishes adult male Galápagos green turtles?
A) Smaller carapace
B) Brightly colored shell
C) Shorter flippers
D) Very long tail
  • 68. What is the current primary function of the Cayman Turtle Farm?
A) It functions as an educational center for marine biology.
B) It operates as a research facility.
C) It acts as a conservation area for endangered species.
D) It serves as a tourist attraction.
  • 69. Which invasive species has been reported to bio-foul immature green turtles in the Southwestern Atlantic?
A) Green sea urchin
B) Atlantic cod
C) Pacific mackerel
D) Rapa whelk Rapana venosa
  • 70. In 2015, how many green sea turtle nests were documented in Florida?
A) 50,000
B) 10,000
C) More than 37,000
D) 20,000
  • 71. In what year did the IUCN reclassify the global population of green sea turtles from endangered to least concern?
A) 2005
B) 2030
C) 2025
D) 2015
  • 72. What is the name of the turtle who could take the form of a girl in Hawaiian legend?
A) Makana
B) Lani
C) Kailua
D) Honu
  • 73. Who authored the book titled The Green Turtle and Man, which played a role in conservation efforts?
A) Rachel Carson
B) James J. Parsons
C) Jane Goodall
D) David Attenborough
  • 74. What criteria was used by the IUCN to reclassify C. mydas as endangered in 2004?
A) EN A2bd
B) EN B1cd
C) VU D2ab
D) EN A1abd
  • 75. What temperature favors the development of female green sea turtles?
A) Above 30 degrees Celsius
B) Below 25 degrees Celsius
C) Exactly 28 degrees Celsius
D) Below 20 degrees Celsius
  • 76. What type of diet do juvenile green turtles have?
A) Herbivorous
B) Detritivorous
C) Carnivorous
D) Omnivorous
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