Gnetophytes and Ginkgophytes Overview
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Questions and Answers

Which group of plants is characterized by the production of flowers and fruits?

  • Cycadophytes
  • Angiosperms (correct)
  • Gymnosperms
  • Coniferophytes
  • What is the main method of pollination in gymnosperms?

  • Animal pollination
  • Water pollination
  • Insect pollination
  • Wind pollination (correct)
  • What is the unique feature of double fertilization found in angiosperms?

  • Two sperm fertilize the egg simultaneously
  • One sperm fertilizes the egg, forming a zygote, and another combines with two polar nuclei to form the endosperm (correct)
  • One sperm fertilizes the egg, and another sperm forms the seed coat
  • Single sperm fertilizes two eggs
  • Which plant group has a more complex vascular tissue system for efficient water and nutrient transport?

    <p>Basal angiosperms</p> Signup and view all the answers

    What is the main difference between seed enclosure in angiosperms and gymnosperms?

    <p>Gymnosperm seeds are enclosed within a fruit</p> Signup and view all the answers

    In terms of reproductive structures, which plant group is characterized by needle-like or scale-like leaves?

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

    How do angiosperms typically disperse their seeds?

    <p>Through animal interactions</p> Signup and view all the answers

    Which structure allows for the dispersal of sperm without water in seed plants?

    <p>Pollen grains</p> Signup and view all the answers

    Where are the seeds typically located in gymnosperms?

    <p>'Naked' on cones' scales</p> Signup and view all the answers

    Which group of plants has over 300,000 species and is considered the most diverse and widespread on Earth?

    <p>Basal angiosperms</p> Signup and view all the answers

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