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Biology Chapter 5 Quiz

23 Questions
Biology Quizzes & Trivia

A quiz about raven biology chapter 5.

Questions and Answers
  • 1. 
    Which way do polar heads tend to orient?
    • A. 

      Toward the water

    • B. 

      Away from the water

    • C. 

      Surface

    • D. 

      Tech n9ne

  • 2. 
    Why is the bi-layer stable?
    • A. 

      Water's afinity for hydrogen bonding never stops.

    • B. 

      Hydrogen's afinity for water bonding never stops.

    • C. 

      The amount of water and hydrogen are equal.

    • D. 

      The sharing of electrons.

  • 3. 
    What is the plasma membrane composed of?
    • A. 

      Ribosones and lipids

    • B. 

      Nucliec acids and lipids

    • C. 

      Nuclues and mondocondria

    • D. 

      Lipids and globular proteins.

  • 4. 
    Which of the following is a component of the cell membrane?
    • A. 

      Phosopholipid bilayer

    • B. 

      Transmembrane proteins

    • C. 

      Golgi apparatus

    • D. 

      Ribosomes

    • E. 

      Nucleus

  • 5. 
    Which of the following are membrane transport proteins?
    • A. 

      Transporters, attachments to cytoskeleton

    • B. 

      Enzymes

    • C. 

      Cell surface idenitity markers.

    • D. 

      Cell adhesion proteins

    • E. 

      All of the above.

  • 6. 
    The membrane protein structure is: multiple-pass anchors, single pass chanels and carries, and pores.
    • A. 

      True

    • B. 

      False

  • 7. 
    Diffusion is:
    • A. 

      The adding of a water molecule to an atom.

    • B. 

      The removing of a water molecule to an atom.

    • C. 

      The net movement of substances to go from regions of high concentration to low concentration.

    • D. 

      The net movement of substances to go from regions of low concentration to high concentration.

  • 8. 
    Cell transport channels are selectively permeable. How so?
    • A. 

      Only certain molecules can enter, but are not released.

    • B. 

      Only certain molecules can exit and are released.

    • C. 

      Only certain molecules can enter and exit.

    • D. 

      Only certain molecules can enter.

  • 9. 
    Ions can move between the cytoplasm of a cell and the extracellular fluid without the assistance of membrane transport proteins.
    • A. 

      True

    • B. 

      False

  • 10. 
    What transports ions and other solutes across the plasma membrane?
    • A. 

      Carriers

    • B. 

      Folder Proteins

    • C. 

      Chaperone proteins

    • D. 

      Wat

  • 11. 
    How do carriers facilitate movement?
    • A. 

      Physically binding molecules on one side of the membrane, and releasing them on the other.

    • B. 

      Tech n9ne

  • 12. 
    What is the tendencies of a molecule to go from a region of lower concentration to a higher one?
    • A. 

      Osmosis

    • B. 

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  • 13. 
    What is hyposmotic?
    • A. 

      Soluton with the higher solute concentration.

    • B. 

      Soluton with the lower solute concentration.

    • C. 

      Solutons are equal.

  • 14. 
    What is Isomatic?
    • A. 

      Soluton with the higher solute concentration.

    • B. 

      Soluton with the lower solute concentration.

    • C. 

      Solutons are equal.

  • 15. 
    Osmotic pressure is:
    • A. 

      Pressure of the cytoplasm pushing out against the cell membrane.

    • B. 

      Pressure that must be applied to stop the osmotic movement of water across a membrane.

  • 16. 
    Hydrostatic pressure is:
    • A. 

      Pressure of the cytoplasm pushing out against the cell membrane.

    • B. 

      Pressure that must be applied to stop the osmotic movement of water across a membrane.

  • 17. 
    To which of the following are hyposmotic solutions?
    • A. 

      Extrusion

    • B. 

      Turgor

    • C. 

      Isomotic solutions

    • D. 

      Osmotic solutions

    • E. 

      None of the above.

  • 18. 
    What is endocytosis?
    • A. 

      Discharge of materials from vesicles at the cell surface.

    • B. 

      Material taken in is in liquid form.

    • C. 

      Material taken in is in particulate form.

    • D. 

      Enveloping food

  • 19. 
    What is phagacytosis?
    • A. 

      Enveloping food

    • B. 

      Material taken in is in particulate form.

    • C. 

      Material taken in is in liquid form.

    • D. 

      Discharge of materials from vesicles at the cell surface.

  • 20. 
    What is pinocytosis?
    • A. 

      Discharge of materials from vesicles at the cell surface.

    • B. 

      Material taken in is in liquid form.

    • C. 

      Material taken in is in particulate form.

    • D. 

      Enveloping food

  • 21. 
    What is exocytosis?
    • A. 

      Enveloping food

    • B. 

      Material taken in is in particulate form.

    • C. 

      Material taken in is in liquid form.

    • D. 

      Discharge of materials from vesicles at the cell surface.

  • 22. 
    What is receptor-mediated?
    • A. 

      Material taken in is in liquid form.

    • B. 

      Discharge of materials from vesicles at the cell surface.

    • C. 

      Transport of speficic molecules.

    • D. 

      Enveloping food

  • 23. 
    What is active transport and what does it involve??
    • A. 

      Involves the expenditure of energy to move substances against their concentration gradient

    • B. 

      Tech n9ne