Regulating The Internal Environment

10 Questions | Total Attempts: 593

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Regulating The Internal Environment - Quiz

To all the current biology students out there who are close to their exams and need practice, take this quiz. It is specifically designed to help you gauge your knowledge on internal environment regulation and more.


Questions and Answers
  • 1. 
    Contractile vacuoles most likely would be found in protists
    • A. 

      In a freshwater environment.

    • B. 

      In a marine environment.

    • C. 

      That are internal parasites.

    • D. 

      That are hypoosmotic to their environment.

    • E. 

      That are isoosmotic to their environment.

  • 2. 
    Which of the following is incorrectly paired with its excretory system?
    • A. 

      Insect--Malpighian tubules

    • B. 

      Flatworm---flame cells

    • C. 

      Earthworm--protonephridia

    • D. 

      Amphibian--kidneys

    • E. 

      Fish--kidneys

  • 3. 
    A freshwater fish would be expected to
    • A. 

      Pump salt out through salt glands in its gills.

    • B. 

      Produce large amounts of dilute urine.

    • C. 

      Diffuse urea out across its gills.

    • D. 

      Have scales to reduce water loss.

    • E. 

      All of the above.

  • 4. 
    Which of the following is NOT part of the filtrate entering Bowman's capsule?
    • A. 

      Water, salt, and electrolytes

    • B. 

      Glucose

    • C. 

      Urea

    • D. 

      Proteins

    • E. 

      Amino acids

  • 5. 
    What is the correct pathway for urine in vertebrates?
    • A. 

      Collecting duct --> ureter --> bladder --> urethra

    • B. 

      Renal vein --> renal ureter --> bladder --> urethra

    • C. 

      Nephron --> urethra --> bladder --> ureter

    • D. 

      Cortex --> medulla --> bladder --> ureter

    • E. 

      Renal pelvis --> medulla --> bladder --> urethra

  • 6. 
    Which of the following is NOT something your body controls to maintain homeostasis?
    • A. 

      Blood volume

    • B. 

      Body temperature

    • C. 

      Invasion by pathogens

    • D. 

      Blood pH

    • E. 

      All of the above are conditions that the body attempts to keep constant.

  • 7. 
    Which of the following is the compound excreted by birds?
    • A. 

      Urea

    • B. 

      Uric acid

    • C. 

      Ammonia

    • D. 

      Salt water

    • E. 

      Bicarbonate

  • 8. 
    Which of the following is used by terrestrial animals to dissipate heat?
    • A. 

      Hibernation

    • B. 

      Countercurrent exchange between blood vessels in the extremities

    • C. 

      Fur or feathers

    • D. 

      Vasodilation of surface vessels

    • E. 

      Vasoconstriction of surface vessels

  • 9. 
    Which of the following does NOT describe an endotherm?
    • A. 

      Can sustain vigorous activity

    • B. 

      High metabolic rate and retained metabolic heat

    • C. 

      Efficient circulatory and gas exchange systems

    • D. 

      Energetically efficient and relatively inexpensive, in terms of food requirements

    • E. 

      Ability to deal with terrestrial temperature fluctuations

  • 10. 
    Which of the following is NOT a function of the liver?
    • A. 

      Detoxification of drugs and toxins

    • B. 

      Synthesis of plasma proteins

    • C. 

      Synthesis of urine

    • D. 

      Synthesis of bile

    • E. 

      Interconversion of glucose and glycogen

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