Adaptations Quiz
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Questions and Answers

What is inclusive fitness a measure of?

  • The individual's success rate
  • The viability of offspring and kin
  • The density of prey in the aquatic environment
  • The ability for genetic material to propagate itself (correct)
  • What is the approximate heat transfer rate of water compared to air at the same temperature?

  • 5 times greater
  • 24 times greater (correct)
  • 10 times greater
  • Equal
  • What is the salinity of sea water approximately?

  • 50 ppt
  • 35 ppt (correct)
  • 20 ppt
  • 10 ppt
  • Which type of marine mammal has the thickest integument for insulation and buoyancy?

    <p>Cetaceans</p> Signup and view all the answers

    What is the average sprint speed of a human in water?

    <p>0.9 m/s</p> Signup and view all the answers

    What is the primary function of blubber in marine mammals?

    <p>Insulation</p> Signup and view all the answers

    What is the color pattern used for species recognition in cetaceans?

    <p>Scars</p> Signup and view all the answers

    What is the average running speed of a sea otter?

    <p>2.5 m/s</p> Signup and view all the answers

    What is the main method of thermoregulation for pinnipeds?

    <p>Entering or leaving water</p> Signup and view all the answers

    What is the typical body temperature of cetaceans?

    <p>33°C</p> Signup and view all the answers

    What is the osmoregulation strategy of pinnipeds in response to high salinity seawater?

    <p>Metabolize water from food</p> Signup and view all the answers

    What is the diving response characterized by slow heart rate called?

    <p>Bradycardia</p> Signup and view all the answers

    What is the primary method of respiration for marine mammals during diving?

    <p>Apnea</p> Signup and view all the answers

    What is the ratio of venous blood temperature to arterial blood temperature in marine mammals?

    <p>25°C to 30°C</p> Signup and view all the answers

    What is the primary method of heat exchange in marine mammals?

    <p>Countercurrent heat exchange</p> Signup and view all the answers

    What is the average sprint speed of a pinniped in water?

    <p>2.8-5.5 m/s</p> Signup and view all the answers

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