Bio 2 Warm-up Quiz #9

15 Questions

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Bio 2 Warm-up Quiz #9

Questions and Answers
  • 1. 
    Which of these supports the cell theory as it is stated today?
    • A. 

      New cells are produced by division of existing cells.

    • B. 

      All organisms are composed of more than one cell.

    • C. 

      Cells must contain a nucleus.

    • D. 

      Not all cells are alive.

  • 2. 
    Cells are able to remove large amounts of material using __.
    • A. 

      Endocytosis

    • B. 

      Exocytosis

    • C. 

      Phagocytosis

    • D. 

      Osmosis

  • 3. 
    What gives water many properties that are important to living things?
    • A. 

      Temperature

    • B. 

      Density

    • C. 

      Hydrogen bonds

    • D. 

      Specific heat

  • 4. 
    In the lock-and-key model of enzyme function shown in Figure 2.2, what is happening in step 2?
    • A. 

      The catalyzed reaction is releasing a product.

    • B. 

      The active sites are restructuring the enzyme.

    • C. 

      The enzyme is creating bonds between the substrates.

    • D. 

      The substrates are beginning to separate from each other.

  • 5. 
    What is the function of the structure shown in the diagram?
    • A. 

      Make cytoplasm

    • B. 

      Regulate what goes in/out of a cell

    • C. 

      Manufacture lipids

    • D. 

      Produce proteins

  • 6. 
    When graphing experimental results, you should place the ______ onto the y axis.
    • A. 

      Constant

    • B. 

      Independent variable

    • C. 

      Dependent variable

    • D. 

      Bar

  • 7. 
    The structures labeled B would be made up of ___.
    • A. 

      Cellulose

    • B. 

      Lipid

    • C. 

      Protein

    • D. 

      Fatty acids

  • 8. 
    Transport proteins play a role in both ___.
    • A. 

      Passive and active transport.

    • B. 

      Exocytosis and endocytosis.

    • C. 

      Diffusion and vesicle transport.

    • D. 

      Phagocytosis and passive transport.

  • 9. 
    Scientists found that, over a period of 200 years, a mountain pond was transformed into a meadow. During that time, several communities of organisms were replaced by different communities. Which of these best explains why new communities were able to replace older communities?
    • A. 

      The original species became extinct.

    • B. 

      Species in the older community died from old age.

    • C. 

      The abiotic characteristics of the habitat changed.

    • D. 

      Diseases that killed the older organisms disappeared.

  • 10. 
    During the last part of M phase in an animal cell, the ___ would begin developing.
    • A. 

      Signs of decomposing

    • B. 

      Spindle fibers

    • C. 

      Cell plate

    • D. 

      Cleavage furrow

  • 11. 
    The electron transport chain produces water and ATP. Where do the hydrogen atoms come from that are used to form water?
    • A. 

      Oxygen

    • B. 

      Carbon dioxide

    • C. 

      NADH and FADH2

    • D. 

      The Calvin Cycle

  • 12. 
    In membranes, phospholipids are arranged with their polar heads to the outside and their nonpolar tails to the inside. With this arrangement, where would you MOST likely find water molecules?
    • A. 

      A only

    • B. 

      B only

    • C. 

      C only

    • D. 

      A and C only

  • 13. 
    Which of the following correctly lists the phases of the cell cycle starting with interphase?
    • A. 

      4,1,6,3,5,2

    • B. 

      4,6,1,5,2,3

    • C. 

      4,1,2,3,6,5

    • D. 

      4,1,5,6,3,2

  • 14. 
    What provides the electron transport chain in cellular respiration with the energy it needs to function?
    • A. 

      Krebs Cycle

    • B. 

      Glycolysis

    • C. 

      ATP synthesis

    • D. 

      Chlorophyll

  • 15. 
    Which of the following types of organisms uses cellular respiration for their cellular energy needs?
    • A. 

      Eukaryotes

    • B. 

      Prokaryotes

    • C. 

      Animals only

    • D. 

      Plants only