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Beluga Whale
Contributed by: Bull
  • 1. Which ocean are Beluga Whales typically found in?
A) Indian Ocean
B) Arctic Ocean
C) Pacific Ocean
D) Atlantic Ocean
  • 2. What color are adult Beluga Whales?
A) Blue
B) Black
C) White
D) Grey
  • 3. How do Beluga Whales communicate?
A) Barking sounds
B) Whistles and clicks
C) Purring sounds
D) Roaring sounds
  • 4. What are the primary threats to beluga whales in the wild?
A) Genetic disorders, infectious diseases, and parasites
B) Predation, overfishing, and climate change
C) Pollution, habitat degradation, and noise pollution
D) Oil spills, hunting, and ship strikes
  • 5. What is the primary method beluga whales use for hunting prey?
A) Visual observation
B) Chasing
C) Echolocation
D) Trapping
  • 6. What is the diet of Beluga Whales mainly composed of?
A) Fish
B) Seals
C) Crustaceans
D) Plants
  • 7. How many blowholes do beluga whales have?
A) One
B) Four
C) Two
D) Three
  • 8. Which sense is the most developed in beluga whales?
A) Smell
B) Taste
C) Hearing
D) Sight
  • 9. What family do beluga whales belong to?
A) Delphinidae
B) Balaenopteridae
C) Monodontidae
D) Phocoenidae
  • 10. What unique feature allows beluga whales to swim under ice easily?
A) Streamlined body
B) Fins on their flippers
C) Large dorsal fin
D) Absence of a dorsal fin
  • 11. What is the name of the echolocation organ found in beluga whales?
A) Tusk
B) Blubber
C) Melon
D) Fin
  • 12. What is the maximum length a male beluga whale can grow to?
A) 7 m (23 ft)
B) 10 m (33 ft)
C) 3 m (10 ft)
D) 5.5 m (18 ft)
  • 13. How deep can beluga whales dive?
A) 1,000 m (3,280 ft)
B) 500 m (1,640 ft)
C) 700 m (2,300 ft)
D) 100 m (330 ft)
  • 14. Which of the following is NOT a threat to beluga whales?
A) Contamination
B) Climate change
C) Natural predators
D) Overfishing
  • 15. What is the conservation status of beluga whales according to the IUCN Red List?
A) Near threatened
B) Endangered
C) Extinct
D) Least concern
  • 16. Which subpopulation of beluga whales is considered critically endangered?
A) Cook Inlet in Alaska
B) Arctic Ocean
C) Chukchi Sea
D) Bering Sea
  • 17. Which of the following is a natural predator of beluga whales?
A) Polar bears
B) Seals
C) Dolphins
D) Sharks
  • 18. What is the average group size of beluga whales?
A) 2 animals
B) 10 animals
C) 20 animals
D) 50 animals
  • 19. What is the primary diet of beluga whales?
A) Opportunistic feeders
B) Fish only
C) Seaweed
D) Plankton
  • 20. What is the primary reason beluga whales are not controlled by the International Whaling Commission?
A) Aboriginal whaling is excluded from the 1986 moratorium
B) They are not hunted
C) They are not endangered
D) They are not considered whales
  • 21. Which of the following beluga whale populations is listed as endangered in Canada?
A) Western Hudson Bay
B) Eastern Hudson Bay
C) Northern Hudson Bay
D) Southern Hudson Bay
  • 22. From which language is the species name 'leucas' derived?
A) Greek
B) Latin
C) Russian
D) English
  • 23. Which common name for the beluga whale is more popular according to the Red List of Threatened Species?
A) Dolphin
B) Sea canary
C) Beluga
D) White whale
  • 24. From which language does the English name 'beluga' originate?
A) Russian
B) English
C) Latin
D) Greek
  • 25. What is the colloquial name for the beluga whale due to its vocalizations?
A) Sea canary
B) Whale singer
C) Ocean bird
D) Sea singer
  • 26. Which of the following is NOT a sound made by the beluga whale?
A) Whistle
B) Roar
C) Squeak
D) Squeal
  • 27. What does the Greek word 'δελφίν' translate to in English?
A) Dolphin
B) White
C) Wingless
D) Fin
  • 28. What does the Greek word 'απτερος' mean?
A) Dolphin
B) Wingless
C) White
D) Fin
  • 29. Who first described the beluga whale?
A) Gregor Mendel
B) Peter Simon Pallas
C) Carl Linnaeus
D) Charles Darwin
  • 30. Which parvorder do toothed whales belong to?
A) Pinnipedia
B) Cetacea
C) Odontoceti
D) Mysticeti
  • 31. Which species is the only other member of the Monodontidae family?
A) Porpoise
B) Beluga
C) Dolphin
D) Narwhal
  • 32. What evidence supports the hypothesis of hybridization between beluga whales and narwhals?
A) A skull with intermediate characteristics
B) Fossilized bones in Vermont
C) Shared common ancestor
D) Genomic sequence similarity
  • 33. What percentage of genome-wide sequence similarity is there between beluga whales and killer whales?
A) 95%
B) 97.87%
C) 90%
D) 85%
  • 34. What is the name of the prehistoric ancestor of the beluga from the late Miocene epoch?
A) Casatia thermophila
B) Monodon monoceros
C) Bohaskaia monodontoides
D) Denebola brachycephala
  • 35. From which epoch is Bohaskaia monodontoides known?
A) Early Pliocene
B) Late Miocene
C) Early Miocene
D) Late Pliocene
  • 36. Where were fossilized beluga bones found in 1849?
A) Vermont, United States
B) Charlotte, Vermont
C) Baja California
D) Virginia
  • 37. What is the official Vermont State Fossil?
A) The Charlotte whale
B) Ammonite fossil
C) Trilobite fossil
D) Dinosaur fossil
  • 38. What is the estimated maximum lifespan of a beluga whale?
A) Up to 100 years.
B) Up to 70 or 80 years.
C) Up to 50 years.
D) Up to 30 years.
  • 39. What is the size difference between male and female beluga whales?
A) Males are 50% longer than females.
B) Males are 25% longer than females.
C) Males and females are the same size.
D) Females are 25% longer than males.
  • 40. What is the maximum thickness of the fat layer on a beluga whale?
A) Up to 15 cm.
B) Up to 10 cm.
C) Up to 20 cm.
D) Up to 5 cm.
  • 41. What is the estimated number of belugas in the St. Lawrence River Estuary?
A) 14,500 individuals
B) 55,000 individuals
C) 889 individuals
D) 21,400 individuals
  • 42. What is the maximum distance belugas have been known to migrate annually?
A) 6,000 kilometers
B) 3,000 kilometers
C) 12,000 kilometers
D) 9,000 kilometers
  • 43. What is the maximum recorded diving depth for beluga whales in the wild?
A) 600 meters
B) Over 900 meters
C) 700 meters
D) 500 meters
  • 44. What is the maximum weight of a beluga that a polar bear has been documented capturing?
A) 935 kg.
B) 1200 kg.
C) 500 kg.
D) 800 kg.
  • 45. What type of cells in a beluga's retina suggest they can see in low light?
A) Cilia
B) Fibers
C) Rods
D) Cones
  • 46. Which whale species do belugas sometimes accompany while hunting?
A) Blue whales
B) Killer whales
C) Humpback whales
D) Bowhead whales
  • 47. Which pathogen is not considered very harmful to belugas?
A) Erysipelothrix rhusiopathiae
B) Ciliate protozoa
C) Herpesviruses
D) Papillomaviruses
  • 48. What was the IUCN conservation status of belugas prior to 2008?
A) Least concern
B) Vulnerable
C) Critically endangered
D) Endangered
  • 49. What behavior do belugas display when they detect blood in water?
A) Ignore it
B) Swim away quickly
C) Display typical alarm behaviour
D) Approach the source of the blood
  • 50. What is the estimated number of belugas in the Svalbard stock?
A) 4,000 individuals
B) 549 individuals
C) 1,500 individuals
D) 2,500 individuals
  • 51. What type of behavior is observed when belugas carry objects on their heads and backs?
A) Sleeping behavior
B) Feeding behavior
C) Substitute behavior
D) Aggressive behavior
  • 52. When do the testes of male beluga whales double in weight?
A) During the spring months
B) During the winter months
C) During the mating season
D) During the summer months
  • 53. When did the unrestricted killing of belugas continue until, before it was found to be overestimated?
A) The 1940s
B) The 1960s
C) The 1950s
D) The 1970s
  • 54. What type of vertebrae allows belugas a greater range of facial expressions?
A) Fused cervical vertebrae
B) Lumbar vertebrae
C) Thoracic vertebrae
D) Unfused cervical vertebrae
  • 55. How many individuals are estimated to be in the Eastern Hudson Bay stock?
A) 14,500 individuals
B) 55,000 individuals
C) 3,400–3,800 individuals
D) 1,151 individuals
  • 56. Which organization bought an aquarium chain in 2012 and established a beluga sanctuary?
A) Whale and Dolphin Conservation
B) Merlin Entertainments
C) SeaWorld
D) Blackstone Group
  • 57. Which pathogen is found in the ear canals of belugas?
A) Leucasiella arctica
B) Anisakis simplex
C) Pharurus pallasii
D) Hadwenius seymouri
  • 58. What is sold commercially in Greenland from belugas?
A) The meat
B) The teeth
C) The vertebrae
D) The skin (muktuk)
  • 59. What equation is used to establish hunting quotas in Canada and the United States?
A) Population Density equation
B) Potential Biological Removal equation
C) Maximum Sustainable Yield equation
D) Carrying Capacity equation
  • 60. What is the name of the beluga that fathered four living offspring at Shedd Aquarium?
A) Little White
B) Little Grey
C) Ruby
D) Naluark
  • 61. What is one method belugas use to produce audible signals?
A) Blowhole-blowing
B) Tail-beating
C) Fin-slapping
D) Jaw-clapping
  • 62. What term is used to describe social groups of immature beluga calves?
A) Pods
B) Pleas
C) Kindergartens
D) Families
  • 63. What replaced whale oil in the 1860s?
A) Mineral oil
B) Coal tar
C) Petroleum jelly
D) Vegetable oil
  • 64. What is the title of the 1963 National Film Board of Canada documentary depicting a beluga hunt?
A) Pour la suite du monde
B) Les Océans de l'Est
C) La Chasse au Beluga
D) Le Monde des Cétacés
  • 65. What is the hybrid between a beluga and a narwhal known to have?
A) Striped skin
B) Long tusks
C) Webbed feet
D) Unusual dentition
  • 66. What ability do male belugas in captivity have?
A) Swim faster than wild belugas
B) Mimic human speech
C) Change color
D) Fly short distances
  • 67. In what year did the first beluga calf born in captivity in Europe die?
A) 1992
B) 2006
C) 2018
D) 2016
  • 68. Which pathogen is known to cause anorexia and dermal plaques in belugas kept in captivity?
A) Sarcocystis
B) Anisakis simplex
C) Erysipelothrix rhusiopathiae
D) Papillomaviruses
  • 69. What is a potential risk from the decline in annual ice cover for belugas?
A) Decreased predation by killer whales
B) Increased human access disrupting habitats
C) Reduced boat traffic
D) More stable ice conditions
  • 70. Which country became the largest provider of belugas for captivity after Canada banned the practice?
A) United States
B) China
C) Russia
D) Norway
  • 71. What role do chemoreceptors in a beluga's mouth play?
A) They improve vision
B) They regulate body temperature
C) They enhance hearing
D) They detect different tastes
  • 72. Which beluga was repeatedly bred and rejected her calves at SeaWorld San Diego?
A) Little Grey
B) Ruby
C) Naluark
D) Little White
  • 73. Which area is a focus of discussions for sustainable hunting?
A) Bristol Bay
B) Northern Canadian sites
C) Cook Inlet
D) Eastern Chukchi Sea
  • 74. What is the average annual landed harvest of belugas in the Chukchi Sea?
A) 62 individuals
B) 152 individuals
C) 17 individuals
D) 39 individuals
  • 75. Which part of a beluga's body is most likely responsible for receiving sounds?
A) Ears
B) Lower jaw
C) Nose
D) Tongue
  • 76. In what year did the Quebec Department of Fisheries launch a study on belugas' influence on local fish populations?
A) 1925
B) 1950
C) 1938
D) 1940
  • 77. What is the range of vision for belugas under water?
A) Long range
B) Short range
C) Infinite range
D) No range
  • 78. What percentage of beluga adults from the Saint Lawrence River examined between 1983 and 1999 had suffered cancer?
A) 10%.
B) 5%.
C) 27%.
D) 50%.
  • 79. What does the US National Oceanic and Atmospheric Administration's guide recommend to protect belugas during whale-watching?
A) Feeding the belugas
B) Touching the belugas
C) Keeping boats at a distance
D) Chasing the belugas
  • 80. Where did a beluga named Benny travel in 2018?
A) Saint Lawrence River
B) Thames Estuary
C) Charlottetown Harbour
D) Hudson Bay
  • 81. Which pathogen has been found in belugas in the Saint Lawrence River and causes encephalitis?
A) Sarcocystis
B) Contracaecum
C) Erysipelothrix rhusiopathiae
D) Anisakis simplex
  • 82. Which researcher claimed to teach a beluga whale to 'talk'?
A) An American researcher
B) A Russian researcher
C) A Canadian researcher
D) A Japanese researcher
  • 83. What material makes up the beluga whale's tailfin?
A) Bones similar to those in human arms.
B) Hard, dense, fibrous connective tissue.
C) Thin, flexible skin.
D) Soft cartilage.
  • 84. How long do beluga calves typically remain dependent on their mothers for nursing?
A) For the first six months
B) For the first year
C) For the first two years
D) For the first three months
  • 85. Where do belugas prefer to give birth during the summer?
A) Open ocean
B) River estuaries
C) Polar ice caps
D) Deep sea trenches
  • 86. What is the name of the beluga that saved a diver in Harbin, China?
A) Not specified
B) Ruby
C) Naluark
D) Little White
  • 87. Which pathogen is found in the stomachs of belugas?
A) Leucasiella arctica
B) Anisakis simplex
C) Hadwenius seymouri
D) Pharurus pallasii
  • 88. What is the term for the synchronized surfacing and diving behavior of belugas?
A) Swarming
B) Herd diving
C) Pod jumping
D) Milling
  • 89. How do belugas change the shape of their melon?
A) By changing their body temperature
B) By blowing air around their sinuses
C) By contracting their neck muscles
D) By using their teeth
  • 90. Which country's navy trained belugas for anti-mining operations during the Cold War?
A) Russian Navy
B) Soviet Navy
C) Canadian Navy
D) United States Navy
  • 91. What is the average annual landed harvest of belugas in the Beaufort Sea?
A) 17 individuals
B) 62 individuals
C) 39 individuals
D) 152 individuals
  • 92. What unusual behavior has been observed in captive beluga whales?
A) Solitary hunting
B) Alloparenting
C) Nocturnal migration
D) Diurnal feeding
  • 93. Which pathogen is found in the rectums of belugas?
A) Anisakis simplex
B) Leucasiella arctica
C) Hadwenius seymouri
D) Pharurus pallasii
  • 94. What do hunters in Hudson's Bay rarely consume?
A) The teeth
B) The vertebrae
C) The meat
D) The skin
  • 95. Which region has an extinct beluga population?
A) Southwest Greenland
B) Eastern Canadian Arctic
C) Eastern Bering Sea
D) Ulbansky
  • 96. How does a beluga whale open its blowhole?
A) By moving its tail
B) By opening its mouth
C) By expanding the melon
D) By contracting the muscular covering
  • 97. What is the primary feeding habit of the beluga-narwhal hybrid?
A) Surface feeding
B) Hunting on the seabed
C) Filter feeding
D) Midwater hunting
  • 98. What is the maximum distance belugas can detect the presence of large ships?
A) 100 km.
B) 200 km.
C) 50 km.
D) 10 km.
  • 99. What is the most common invertebrate prey for belugas in the Eastern Chukchi Sea?
A) Octopus
B) Amphipods
C) Shrimp
D) Echiurid worms
  • 100. What is the average fat content in the milk of beluga whales?
A) 35%
B) 25%
C) 30%
D) 28%
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