Biology Chapter 4 & 5

31 Questions  I  By Gabygarzaovalle
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Biology Quizzes & Trivia

  
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  • 1. 
    Substances that can pass through cell membranes by diffussion include
    • A. 

      Na+ Ions

    • B. 

      Cl- Ions

    • C. 

      Glucose

    • D. 

      Oxygen


  • 2. 
    The contractile vacuole of a paramecium should be active when the paramecium is in
    • A. 

      An isotonic environment

    • B. 

      A hypotonic environment

    • C. 

      A hypertonic environment

    • D. 

      Any environment


  • 3. 
    When a human red blood cell is placed in a hypotonic environment, it will
    • A. 

      Undergo cytolisis

    • B. 

      Undergo plasmolysis

    • C. 

      Experience a decrease in turgor pressure

    • D. 

      Be at equilibrium


  • 4. 
    Facilitated diffusion is often used to transport
    • A. 

      Ions

    • B. 

      Water

    • C. 

      Molecules that are not soluble in lipids

    • D. 

      Molecules that are too small to diffuse


  • 5. 
    Na+ ions enter cells by
    • A. 

      Diffusing across the lipid bilayer without assitance

    • B. 

      Diffusing through Na+ ions channels

    • C. 

      Binding to Na+ carrier proteins

    • D. 

      Binding to CL+ ions


  • 6. 
    Facilitated diffusion carrier proteins and cell membrane pumps both
    • A. 

      Requiere an input of energy

    • B. 

      Are specific for the kinds of substances they transport

    • C. 

      Transport substances up their concentration gradients

    • D. 

      Carry out active transport


  • 7. 
    The sodium potassium pump transports
    • A. 

      Na+ out of the cell and K+ into the cell

    • B. 

      Na+ and K+ in both directions across the cell membrane

    • C. 

      K+ out of the cell and Na´into the cell

    • D. 

      Na+ during some cycles and K+ during other cycles


  • 8. 
    The energy needed to power the sodium potassium pump is provided by the
    • A. 

      Binding of ATP to the pump

    • B. 

      Transport of ATP by the pump

    • C. 

      Removal of a phosphate group from ATP

    • D. 

      Formation of ATP


  • 9. 
    Pinocytosis involves the transport of
    • A. 

      Large particles out of a cell

    • B. 

      Fluids into a cell

    • C. 

      Whole cells into another cell

    • D. 

      Lysosomes out of a cell


  • 10. 
    Exocytosis is a 
    • A. 

      Type of passive transport

    • B. 

      Mechanism by which cells ingest other cells

    • C. 

      Transport process in which vesicles are formed from pouches in the cell membrane

    • D. 

      Way for cells to release large molecules, such as ptroteins


  • 11. 
    One early piece of evidence supporting the cell theory was the observation that
    • A. 

      Only plants are composed of cells

    • B. 

      Only animals are composed of cells

    • C. 

      Cells come from other cells

    • D. 

      Animal cells come from plant cells


  • 12. 
    The scientist who described cells as many little boxes was
    • A. 

      Robert hooke

    • B. 

      Anton van leeuwenhoek

    • C. 

      Theodor schwann

    • D. 

      Rudolf virchow


  • 13. 
    Living and nonliving things are different in that only
    • A. 

      Nonliving things are made of cells

    • B. 

      Nonliving things are made of atoms

    • C. 

      Living things are made of cells

    • D. 

      Living things are made of atoms


  • 14. 
    Microscopes were used to study cells beginning in the
    • A. 

      16th century

    • B. 

      17th century

    • C. 

      18th century

    • D. 

      19th century


  • 15. 
    The advantage of van Leeuwenhoek's mircoscopes was that
    • A. 

      They were simple

    • B. 

      They had two lenses

    • C. 

      The lenses could be moved

    • D. 

      The lenses were ground very precisely


  • 16. 
    Which of the following was major event in the history of cell biology?
    • A. 

      Cloning animals

    • B. 

      Growing bone tissue for trasplant

    • C. 

      Discovery of cell parts

    • D. 

      All of the above


  • 17. 
    A light microscope uses optical lenses to magnify objects by
    • A. 

      Bending light rays

    • B. 

      Bending electron means

    • C. 

      Reflecting beams of light

    • D. 

      Reflecting beams of electrons


  • 18. 
    Cells are limited in size by the
    • A. 

      Rate at which substances needed by the cell can enter the cell through its surface

    • B. 

      Rate at which the cell can manufacture genetic information

    • C. 

      Amount of material the cell can collect to fill itself

    • D. 

      Amount of cell membrane the cell can produce


  • 19. 
    The diameter of most plant and animals cells is about
    • A. 

      0.1 to 0.2 um

    • B. 

      10 to 50 um

    • C. 

      1 to 2 mm

    • D. 

      10 to 50 mm


  • 20. 
    The characteristic of a nerve cell that relates directly to its function in receiving and transmitting nerve impulses is its
    • A. 

      Long extensions

    • B. 

      Flat shape

    • C. 

      Ability to change shape

    • D. 

      Ability to engulf and destroy bacteria


  • 21. 
    One difference between eukaryotic and prokaryotic cells is that only
    • A. 

      Prokaryotic cells are surrounded by a cell membrane

    • B. 

      Prokaryotic cells have a nucleus

    • C. 

      Eukaryotic cells have genetic information

    • D. 

      Eukaryotic cells have membrane bound organelles


  • 22. 
    The plasma membrane 
    • A. 

      Allows all substances to pass into and out of the cell

    • B. 

      Prevents all substances from passing into and out of the cell

    • C. 

      Is composed mainly of a protein bilayer

    • D. 

      Is composed mainly of a lipid bilayer


  • 23. 
    Substances produces in a cell and exported outside of the cell would pass through the
    • A. 

      Endoplasmic reticulum and golgi aparattus

    • B. 

      Mitochondria and golgi apparatus

    • C. 

      Nucleus and lysosomes

    • D. 

      Vacuoles and lysosomes


  • 24. 
    Cells that have a high energy requirement generally have many
    • A. 

      Nuclei

    • B. 

      Flagella

    • C. 

      Mitochondria

    • D. 

      Microfilaments


  • 25. 
    Viruses, bacteria, and old organelles that a cell ingests are broken down in
    • A. 

      Ribosomes

    • B. 

      Lysosomes

    • C. 

      Rough endoplasmic reticulum

    • D. 

      Smooth encoplasmic reticulum


  • 26. 
    Organelles that are surrounded by two membranes and contain DNA are the
    • A. 

      Nucleus, endoplasmic reticulim, and lysosomes

    • B. 

      Nucleus, endoplasmic reticulum, and chloroplasts

    • C. 

      Nucleus and mitochondria

    • D. 

      Endoplasmic reticulum and golgi apparatus


  • 27. 
    Which of the following organelles if found in plant cells but not in animal cells?
    • A. 

      Nucleus

    • B. 

      Chloroplast

    • C. 

      Mitochondrion

    • D. 

      Golgi apparatus


  • 28. 
    The end products of photosynthesis include
    • A. 

      Carbon dioxide and water

    • B. 

      Sugars

    • C. 

      Carbon dioxide and oxygen

    • D. 

      Oxygen and water


  • 29. 
    A cell that contains a cells wall, chloroplasts, and a central vacuole is a
    • A. 

      Plant cell

    • B. 

      Animal cell

    • C. 

      Prokaryotic cell

    • D. 

      Bacterial cell


  • 30. 
    A central vacuole forms from
    • A. 

      Chloroplasts

    • B. 

      Fusion of amyloplasts

    • C. 

      The fusion of smaller vacuoles

    • D. 

      The products of photosynthesis


  • 31. 
    Thylakoids are located
    • A. 

      Between the two membranes of a chloroplast

    • B. 

      Outside the outer membrane of a chloroplast

    • C. 

      Inside the inner membrane of a chloroplast

    • D. 

      In chromoplasts


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