Final Exam Botany 200 Bryophytes

30 Questions | Total Attempts: 3350

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Final Exam Botany 200 Bryophytes

Final exam study material bryophytes seedless vascular plants, algae,gymnosperm diversity, and ecosystem ecology.  


Questions and Answers
  • 1. 
    Bryophytes have...
    • A. 

      Xylem and phloem

    • B. 

      Hydroids

    • C. 

      True roots and leaves

  • 2. 
    All bryophytes are associated with mycorrhizal fungi 
    • A. 

      True

    • B. 

      False

  • 3. 
    Bryophytes lack all of the following except 
    • A. 

      True roots

    • B. 

      Leaves

    • C. 

      Xylem and phloem

    • D. 

      Hydroids

  • 4. 
    Marchantia need what for fertilization
    • A. 

      Air

    • B. 

      Water

    • C. 

      Animals/insects

  • 5. 
    Alteration of generation is not conspicuous 
    • A. 

      True

    • B. 

      False

  • 6. 
    Which stage in bryophytes is the dominant stage of life? 
    • A. 

      Sporophyte

    • B. 

      Gametophyte

  • 7. 
    Phylum hepaticophyta is what family 
    • A. 

      Liverworts

    • B. 

      Mosses

    • C. 

      Hornworts

  • 8. 
    What is the name of the knoblike tissue that anchors the sporophyte to the gametophyte? 
    • A. 

      Heel

    • B. 

      Foot

    • C. 

      Palm

  • 9. 
    Following fertilization the embryo is totally dependent on the sporophyte.
    • A. 

      True

    • B. 

      False

  • 10. 
    Marchanita is found where? 
    • A. 

      On dead animal carcasses

    • B. 

      On the surface of water

    • C. 

      On damp soil following a fire

  • 11. 
    In liverworts, when are the pores open
    • A. 

      Night

    • B. 

      Day

    • C. 

      24/7

  • 12. 
    Liverwort pores open to what? 
    • A. 

      Air chamber

    • B. 

      Chlorehyma cells

    • C. 

      Air chamber with chlorehyma cells

  • 13. 
    In Marchantia reproduction, male and female gametophytes are what
    • A. 

      Separate

    • B. 

      One

    • C. 

      On the same plant

  • 14. 
    In liverworts body spaces are filled with what? 
    • A. 

      Mucilage

    • B. 

      Air

    • C. 

      Water

  • 15. 
    In hornworts body spaces are filled with what? 
    • A. 

      Mucilage

    • B. 

      Air

    • C. 

      Water

  • 16. 
    What anchors a hornwort to the ground? 
    • A. 

      Roots

    • B. 

      Rhizoids

    • C. 

      Heels

  • 17. 
    Hornworts can reproduce by fragmentation
    • A. 

      True

    • B. 

      False

  • 18. 
    Hornworts have roots 
    • A. 

      True

    • B. 

      False

  • 19. 
    What grows in the mucilage of a hornworts 
    • A. 

      Daughter cells

    • B. 

      Sperm

    • C. 

      N fixing cyanobacteria

  • 20. 
    Where do hornworts live? 
    • A. 

      On rocks and trees

    • B. 

      In water

    • C. 

      In most areas

  • 21. 
    What type of bryophyte has only 1 chloroplast cell
    • A. 

      Liverworts

    • B. 

      Hornworts

    • C. 

      Mosses

  • 22. 
    Mature Sporophytes look like brown straight rods
    • A. 

      True

    • B. 

      False

  • 23. 
    The gametophyte stage of a hornwort resembles that of a filmy moss
    • A. 

      True

    • B. 

      False

  • 24. 
    Which are ecological importances of mosses 
    • A. 

      Reduces soil erosion

    • B. 

      Captures water runoff and nutrients

    • C. 

      Shelter for microfauna

    • D. 

      All of the above

  • 25. 
    The species Sphagnum was used for what 
    • A. 

      Potting soil

    • B. 

      Bandages in WW1

    • C. 

      Fuel source

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