Structure And Function Of Plants

10 Questions

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Plant Quizzes & Trivia

This quiz will cover the main concepts learned from Chapters 35 and 36.


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Questions and Answers
  • 1. 
    Which of the following is primarily responsible for fruit ripening in plants?
    • A. 

      Ethylene

    • B. 

      Auxin

    • C. 

      Gibberellins

    • D. 

      Abscisic acid

  • 2. 
    • A. 

      The amount of chlorophyll produced on the side facing the light increases.

    • B. 

      The rate of cell division on the side facing the light increases.

    • C. 

      The rate of cell division on the side away from the light increases.

    • D. 

      The cells on the side of the stem away from the light elongate.

  • 3. 
    The driving force for the movement of materials in the xylem of plants is
    • A. 

      Gravity

    • B. 

      Root pressure

    • C. 

      Transpiration

    • D. 

      Osmosis

  • 4. 
    Hydrogen bonding plays a particularly important role in which plant process?
    • A. 

      Pressure-flow hypothesis

    • B. 

      Mutualistic relationships

    • C. 

      Attraction of the sperm and egg.

    • D. 

      The transpiration-cohesion-tension mechanism

  • 5. 
    Act with auxins to promote cell division and differentiation:
    • A. 

      Abscisic acid

    • B. 

      Auxin

    • C. 

      Cytokinins

    • D. 

      Ethylene

    • E. 

      Gibberellins

  • 6. 
    Primary hormone involved with phototropism and gravitropism:
    • A. 

      Abscisic acid

    • B. 

      Auxin

    • C. 

      Cytokinins

    • D. 

      Ethylene

    • E. 

      Gibberellins

  • 7. 
    This hormone is lacking in dwarf varieties of plants:
    • A. 

      Abscisic acid

    • B. 

      Auxin

    • C. 

      Cytokinins

    • D. 

      Ethylene

    • E. 

      Gibberellins

  • 8. 
    Inhibits growth; closes stomata during drought:
    • A. 

      Abscisic acid

    • B. 

      Auxin

    • C. 

      Cytokinins

    • D. 

      Ethylene

    • E. 

      Gibberellins

  • 9. 
    This hormone is used at high concentrations as an herbicide:
    • A. 

      Abscisic acid

    • B. 

      Auxin

    • C. 

      Cytokinins

    • D. 

      Ethylene

    • E. 

      Gibberellins

  • 10. 
    In plants, translocation occurs as a result of 
    • A. 

      A difference in water potential between a sugar source and a sugar sink.

    • B. 

      Transpiration

    • C. 

      Cohesion-adhesion

    • D. 

      Active transport by sieve-tube members