A) Seal B) Orca C) Manatee D) Dolphin
A) Coastal waters B) Freshwater lakes C) Deep sea D) Polar regions
A) Elasmobranchs B) Cetacea C) Sirenia D) Pinnipeds
A) 6 B) 4 C) 8 D) 2
A) From consuming rocks B) By hunting small fish C) From seaweed D) From their mother's milk
A) Illegal hunting B) Climate change C) Habitat loss D) Pollution
A) Bioluminescence B) Holograms C) Vocalizations D) Sign language
A) Manatus mexicanus B) Manatus africanus C) Trichechus manatus D) Trichechus latirostris
A) Charles Darwin B) Carl Linnaeus C) Alexander von Humboldt D) Georg Wilhelm Steller
A) The Mediterranean Sea B) The Caribbean Sea C) The Gulf of Mexico D) Around the Commander Islands in the Bering Sea
A) Climate change causing habitat loss B) Competition with other marine mammals C) It was hunted into extinction for its meat, fat, and hide D) Introduction of invasive species
A) Dugongidae B) Cetacea C) Trichechidae D) Pinnipedia
A) Up to 9 meters (30 feet) B) Up to 5 meters (16 feet) C) Up to 15 meters (49 feet) D) Up to 12 meters (39 feet)
A) Antifreeze proteins in its blood B) A thicker layer of blubber C) Thick fur covering its body D) Ability to hibernate underwater
A) It could dive deeper than any other marine mammal B) It was positively buoyant and unable to submerge completely C) It could float on its back at all times D) It had a neutral buoyancy like most fish
A) Smooth along its back and rough on its sides B) Rough and spiky all over C) Covered in scales D) Completely smooth throughout
A) Suction cups B) Sharp teeth C) Claws on its flippers D) A dense array of interlacing white bristles on its upper lip
A) To keep its eyes moist B) To regulate light entering the eye C) To cover its eyes to prevent injury while feeding D) To help it see better underwater
A) About 151 meters (500 feet) B) 100 meters (328 feet) C) 50 meters (164 feet) D) 300 meters (984 feet)
A) 8 to 10 tons B) 5 to 7 tons C) 2 to 4 tons D) 12 to 15 tons
A) It had no significant evolutionary adaptations B) Convergent evolution with other marine mammals of genes related to metabolic and immune function C) It was closely related to terrestrial mammals D) It evolved from a land-dwelling ancestor
A) Sergi Bachin B) Bill Gates C) Jeff Bezos D) Elon Musk
A) 1868 B) 1893 C) 1744 D) 1840
A) An artificial womb B) Advanced cloning techniques C) Crossbreeding with other marine mammals D) A natural habitat restoration
A) They had no significant changes in their populations over time. B) They suffered a population bottleneck roughly 400,000 years ago. C) They evolved independently without any common ancestors. D) They were unaffected by environmental changes.
A) Nereocyctis luetkeana B) Laminaria saccharina C) Agarum spp. D) Phyllospadix spp.
A) Six months. B) Three months. C) Two years. D) A little over a year.
A) Johann Friedrich von Brandt B) Peter Simon Pallas C) Friedrich Plenisner D) Vitus Bering
A) Trichechidae B) Sirenia C) Dugongidae D) Hydrodamalinae
A) Manati B) Rytina C) Dusisiren D) Hydrodamalis
A) Waxell's Manuscript B) The Pallas Picture C) Tsarskoye Selo Picture D) The Ideal Image
A) Through vocal cords like humans B) Using echolocation C) With sighs and snorting sounds D) By producing bioluminescent signals
A) Triangular B) Round and flat C) Forked, like that of whales or dugongs D) Square-shaped
A) Transparent B) Completely white C) Brownish-black with white patches on some individuals D) Brightly colored with stripes
A) 90 B) 12 C) 27 D) 62
A) At home between adults during bad weather B) During festivals and celebrations C) Outdoors in good weather D) In schools as part of physical education
A) Anders Jahan Retzius B) Theodore Sherman Palmer C) Johann Karl Wilhelm Illiger D) Eberhard von Zimmermann
A) Amgen B) BioNTech C) Moderna D) Colossal Biosciences
A) spissa B) gigas C) cuestae D) stelleri
A) Lars von Trier B) Etienne de France C) Björk Guðmundsdóttir D) Ingmar Bergman
A) Peter Simon Pallas B) Stejneger C) Johann Friedrich von Brandt D) Sven Waxell
A) Sea otter B) The dugong (Dugong dugon) C) Northern fur seal D) Steller sea lion
A) Fish B) Kelp C) Plankton D) Seagrass
A) The Lightbox B) Falling Awake C) The Golden Gate D) Grain
A) Holocene B) Pliocene C) Middle Pleistocene D) Late Pleistocene interglacial deposits
A) Buldir Island B) St. Lawrence Island C) Kiska Island D) Adak Island
A) Dusisiren gigas B) Hydrodamalis gigas C) Manati stelleri D) Rytina gigas
A) 1844 B) 1741 C) 1855 D) 1895
A) 2015 B) 2018 C) 2021 D) 2019
A) Alexander von Humboldt B) Charles Darwin C) Elizabeth Porfirevna Orlova D) George Steller
A) Georg Wilhelm Steller B) Anders Jahan Retzius C) Eberhard von Zimmermann D) Johann Karl Wilhelm Illiger |