Seedless Nonvascular Plants (Bryophytes) Quiz
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Questions and Answers

What is the general structure of the plant body of Riccia?

  • Twisted and elongated
  • Spherical and compact
  • Prostrate and ribbon-like (correct)
  • Upright and bushy
  • Which type of branching does the thallus of Riccia exhibit?

  • Whorled
  • Alternate
  • Opposite
  • Dichotomous (correct)
  • What color is the thallus of Riccia usually?

  • Red
  • Purple
  • Brown
  • Green (correct)
  • What structures attach the thallus of Riccia to the substratum?

    <p>Rhizoids</p> Signup and view all the answers

    Which division does Riccia belong to?

    <p>Marchantiophyta</p> Signup and view all the answers

    What is the term used for the multicellular hairs or scales present on the ventral surface of the thallus of Riccia?

    <p>Trichomes</p> Signup and view all the answers

    What is the classification of hornworts?

    <p>Division Anthocerotophyta</p> Signup and view all the answers

    Where are hornworts primarily distributed?

    <p>Tropical regions</p> Signup and view all the answers

    How many orders are there in the subclass Andreaeidae of mosses?

    <p>3</p> Signup and view all the answers

    In which order can you find the genus Dendroceros?

    <p>Order Dendrocerotales</p> Signup and view all the answers

    Which division includes liverworts?

    <p>Division Bryophyta</p> Signup and view all the answers

    Where is the greatest diversity of hornworts found?

    <p>Tropical regions</p> Signup and view all the answers

    What is the main characteristic of liverworts according to the text?

    <p>Absence of stomata</p> Signup and view all the answers

    How are liverwort rhizoids described in the text?

    <p>Aseptate and branched</p> Signup and view all the answers

    What is the main function of liverwort rhizoids?

    <p>Absorption of water and minerals</p> Signup and view all the answers

    How do liverworts differ from mosses and hornworts in terms of gas exchange?

    <p>By having air chambers with tiny pores</p> Signup and view all the answers

    Why are liverworts named as such?

    <p>Because of their thallus that resembles a liver's lobes</p> Signup and view all the answers

    Which part of a liverwort is responsible for holding the plant in place?

    <p>Rhizoids</p> Signup and view all the answers

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