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