Bisc Final Practice Quiz Part 2

14 Questions

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BISC Exam Quizzes & Trivia

Bisc final


Questions and Answers
  • 1. 
    Carbon, hydrogen, and oxygen are ____ for plants.
    • A. 

      Macronutrients

    • B. 

      Micronutrients

    • C. 

      Trace elements

    • D. 

      Required elements

    • E. 

      Both a and d

  • 2. 
    Decomposing matter in soil is called ____.
    • A. 

      Loam

    • B. 

      Humus

    • C. 

      Topsoil

    • D. 

      Nutrients

  • 3. 
    A ____ strip between abutting endodermal cell walls forces water and solutes to move through these cells rather than around them.
    • A. 

      Cutin

    • B. 

      Casparian

    • C. 

      Cohesion

    • D. 

      Cellulose

  • 4. 
    The nutrition of some plants depends on a mutually beneficial association between a root and a fungus. The association is known as ____.
    • A. 

      Root nodule

    • B. 

      Mycorrhiza

    • C. 

      Root hair

    • D. 

      Root hypha

  • 5. 
    A vascular cylinder consists of cells of the ____.
    • A. 

      Exodermis

    • B. 

      Endodermis

    • C. 

      Root cortex

    • D. 

      Xylem and phloem

    • E. 

      B and d

    • F. 

      All of the above

  • 6. 
    Water evaporation from plant parts is called ____.
    • A. 

      Translocation

    • B. 

      Expiration

    • C. 

      Transpiration

    • D. 

      Tension

  • 7. 
    Water transport from roots to leaves occurs mainly because of ____.
    • A. 

      Pressure flow

    • B. 

      Differences in source and sink solute concentrations

    • C. 

      The pumping force of xylem vessels

    • D. 

      Transpiration, tension, and cohesion of water

    • E. 

      A and b

  • 8. 
    A waxy cuticle is secreted by ____.
    • A. 

      Ground tissue

    • B. 

      Epidermal cells

    • C. 

      A stoma

    • D. 

      Root hairs

  • 9. 
    When guard cells swell, ____.
    • A. 

      Transpiration ceases

    • B. 

      Sugars enter phloem

    • C. 

      A stoma opens

    • D. 

      Root cells die

  • 10. 
    Stomata open in response to light when ____.
    • A. 

      Guard cells pump ions into their cytoplasm

    • B. 

      Guard cells pump ions out of their cytoplasm

    • C. 

      Water evaporates out of guard cells

  • 11. 
    Tracheids are part of ____.
    • A. 

      Cortex

    • B. 

      Mesophyll

    • C. 

      Phloem

    • D. 

      Xylem

  • 12. 
    Sieve tubes are part of ____.
    • A. 

      Cortex

    • B. 

      Mesophyll

    • C. 

      Phloem

    • D. 

      Xylem

  • 13. 
    When soil is dry, guard cells respond to ____ by collapsing against one another, so stomata close.
    • A. 

      Air temperature

    • B. 

      Low humidity

    • C. 

      Abscisic acid

    • D. 

      Oxygen

  • 14. 
    Transport of photosynthetically produced sugars from leaves to roots occurs by ____.
    • A. 

      Pressure flow

    • B. 

      Differences in source and sink solute concentrations

    • C. 

      The pumping force of xylem vessels

    • D. 

      Transpiration, tension, and cohesion of water

    • E. 

      A and b