Biology Chapter 4 Test Part 1

14 Questions

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Biology Chapter 4 test Part 1


Questions and Answers
  • 1. 
    The cell theory states
    • A. 

      Cells form as organelles and molecules become grouped together in an organized manner.

    • B. 

      The normal functioning of an organism depends on its individual cells.

    • C. 

      The cell is the basic unit of life.

    • D. 

      Only eukaryotic organisms are made of cells.

  • 2. 
    When you examine a cell using a light microscope, which might you be able to see?
    • A. 

      The nucleus only

    • B. 

      The nucleus and the nucleolus

    • C. 

      The nucleus, the nucleolus, and the threads of chromatin

    • D. 

      All of these plus the DNA double helix

  • 3. 
    The small size of cells best correlates with
    • A. 

      Their ability to reproduce.

    • B. 

      Their prokaryotic versus eukaryotic nature.

    • C. 

      An adequate surface area for exchange of materials.

    • D. 

      Their vast versatility.

    • E. 

      All of these are correct.

  • 4. 
    Which size relationship is incorrect?
    • A. 

      The Golgi apparatus is smaller than a mitochondrion.

    • B. 

      The nucleus is smaller than a chloroplast.

    • C. 

      The entire endoplasmic reticulum is larger than the cell.

    • D. 

      The area of the plasma membrane is larger than that of the cytoskeleton.

    • E. 

      All of these are incorrect.

  • 5. 
    Which of the following structures are found in both plant and animal cells?
    • A. 

      Centrioles

    • B. 

      Chloroplasts

    • C. 

      Cell wall

    • D. 

      Mitochondria

    • E. 

      All of these are found in both types of cells.

  • 6. 
    Eukaryotic cells compensate for a low surface- to- volume ratio by
    • A. 

      Taking up materials from the environment more efficiently.

    • B. 

      Lowering their rate of metabolism.

    • C. 

      Compartmentalizing their activities into organelles.

    • D. 

      Reducing the number of activities in each cell.

  • 7. 
    • A. 

      Are located inside the plasma membrane.

    • B. 

      Compensate for the lack of a plasma membrane.

    • C. 

      Provide easy access to the cytoplasm.

    • D. 

      Have projections called pili.

    • E. 

      Compensate for the lack of a plasma membrane and provide easy access to the cytoplasm.

  • 8. 
    What is synthesized by the nucleolus?
    • A. 

      Mitochondria

    • B. 

      Transfer RNA

    • C. 

      Ribosomal subunits

    • D. 

      DNA

  • 9. 
    Ribosomes are found
    • A. 

      At the Golgi apparatus.

    • B. 

      In the cytoplasm and on the rough endoplasmic reticulum.

    • C. 

      In the nucleus and nucleolus.

    • D. 

      At the plasma membrane releasing proteins.

    • E. 

      All of these are correct.

  • 10. 
    The organelle that can modify a protein and determine its destination in the cell is the
    • A. 

      Ribosome.

    • B. 

      Golgi apparatus.

    • C. 

      Vacuole.

    • D. 

      Lysosome.

  • 11. 
    Which of these is not involved in protein synthesis and secretion?
    • A. 

      Smooth ER

    • B. 

      Plasma membrane

    • C. 

      Nucleus

    • D. 

      All of these are correct.

  • 12. 
    The central vacuole of plant cells may contain
    • A. 

      Flower color pigments.

    • B. 

      Toxins that protect plants against herbivorous animals.

    • C. 

      Sugars.

    • D. 

      All of these are correct.

  • 13. 
    __________ are produced by the Golgi apparatus and contain __________.
    • A. 

      Lysosomes, DNA

    • B. 

      Mitochondria, DNA

    • C. 

      Lysosomes, enzymes

    • D. 

      Nuclei, DNA

  • 14. 
    • A. 

      The rough ER.

    • B. 

      The lysosomes.

    • C. 

      The Golgi apparatus.

    • D. 

      The plant cell vacuole only.

    • E. 

      The location suitable to their size.