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Sharks

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    Shark info
  •   Study   Slideshow
  • 2/3 of a shark brain works to analyze what sense?
    smell
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  • Where are a shark's eyes located - on the front or sides of its head?
    sides
  •  15
  • A small part of a shark's ear allows it to recognize gravity so it will know what about its swimming?
    If it is swimming up or down
  •  15
  • Sharks use these to touch things, since they don't have hands.
    Teeth
  •  15
  • Bony fish have swim bladders for buoyancy. Sharks have an organ filled with oil for buoyancy instead. What is that organ?
    liver
  •  15
  • Shark gills take dissolved oxygen and put it into their __________ to keep them alive.
    Blood
  •  15
  • What happens when a shark's tooth falls out?
    There is a new one behind it to take its place
  •  15
  • The dorsal fin on top of a shark is rigid and it helps with what?
    balance
  •  15
  • Why don't divers want to rub against a shark's skin?
    It is rough and will damage their suit
  •  15
  • Dermal denticles are much tougher than scales on a typical fish. They are more similar to what part of the body?
    teeth
  •  15
  • If this kind of species were to become extinct, it would have a negative impact on the entire food chain. What do we call that kind of species?
    keystone species
  •  15
  • Name one threat to sharks
    finning, accidental catching, eating shark meat, loss of habitat, used as souvenirs
  •  15
  • Hannah Herbst created a reusable, antibacterial bandage based on what?
    shark skin
  •  15
  • What do we call it when a scientist creates something based on a concept already in nature?
    Biomimicry
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