Types of Fruits and Fruit Structure Quiz
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Questions and Answers

What forms the seed coat, providing protection to the developing embryo?

  • Cotyledons
  • Endosperm
  • Plumule
  • Outer layers of the ovule (correct)

    • Which part of a seed embryo is responsible for developing into the stem above the cotyledons?

  • Endosperm
  • Plumule (correct)
  • Hypocotyl
  • Radicle

    • What type of fruits develop from the ovaries of multiple flowers growing in a cluster?

  • Simple fruits
  • Aggregate fruits
  • Accessory fruits
  • Multiple fruits (correct)

    • Which process results in offspring that are genetically identical to the parent plant?

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

    Which type of plant completes its life cycle in one year?

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

    What characterizes polycarpic plants?

    <p>They can flower and set seeds multiple times over their lifespan.</p> Signup and view all the answers

    What is the function of the Calyx in a flower?

    <p>Protecting the bud</p> Signup and view all the answers

    In a complete flower, which of the following statements is true?

    <p>Both male and female parts are present</p> Signup and view all the answers

    What is the function of the Stigma in a flower?

    <p>Receiving pollen grains</p> Signup and view all the answers

    How do you differentiate between a monocot and a dicot flower based on petal and sepal numbers?

    <p>Monocots have 5 or multiples of 4 or 5 petals, while dicots have 3 or multiples</p> Signup and view all the answers

    What is the main function of the Androecium in a flower?

    <p>Containing male reproductive structures</p> Signup and view all the answers

    In an imperfect flower, what does a staminate flower specifically lack?

    <p>Female reproductive structures</p> Signup and view all the answers

    What is the main function of fruit?

    <p>Seed dispersal</p> Signup and view all the answers

    Which type of fruit forms from many carpels that fuse together?

    <p>Aggregate fruits</p> Signup and view all the answers

    Which of the following is NOT a type of simple fruit?

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

    In which type of fruit does the endocarp form a hard enclosure (pit) surrounding the seed?

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

    Which of the following is an example of an accessory fruit?

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

    What process in angiosperms leads to the formation of fruit?

    <p>Double fertilization</p> Signup and view all the answers

    Which method of natural asexual reproduction results in seed production without fertilization?

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

    What plant structure allows for self-propagation and can give rise to multiple plants?

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

    Which plant type flowers only once in its lifetime and dies soon after?

    <p>Monocarpic plants</p> Signup and view all the answers

    What term is used to describe plant aging?

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

    What is the result of microsporogenesis in angiosperms?

    <p>Production of a pollen tetrad of microspores</p> Signup and view all the answers

    Which cell in angiosperms produces two sperm cells through mitosis?

    <p>Generative cell</p> Signup and view all the answers

    What is the function of the tube cell in angiosperm reproduction?

    <p>Develops into the pollen tube</p> Signup and view all the answers

    What is the outcome of megasporogenesis in angiosperms?

    <p>Production of 4 megaspores</p> Signup and view all the answers

    Which part of the angiosperm female gametophyte contains polar nuclei that become the endosperm?

    <p>Central cell</p> Signup and view all the answers

    What happens after a sperm cell unites with an egg cell within an ovule in angiosperms?

    <p>Multiple cell divisions to form an embryo</p> Signup and view all the answers

    Which part of a seed serves as a food reserve for the developing embryo?

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

    What distinguishes monocots from dicots in terms of the number of sepals and petals in a flower?

    <p>Monocots have 3 sepals and multiples of 3 petals, while dicots have 4 or 5 sepals and multiples of 4 or 5 petals.</p> Signup and view all the answers

    What are the main differences between a complete flower and a perfect flower?

    <p>A complete flower has both male and female parts, while a perfect flower lacks one or more whorls.</p> Signup and view all the answers

    What distinguishes monoecious plants from dioecious plants in terms of their flowers?

    <p>Monoecious plants have both male and female flowers on the same plant, while dioecious plants have male and female flowers on separate plants.</p> Signup and view all the answers

    How do angiosperms differ from gymnosperms in terms of their pollination methods?

    <p>Angiosperms are mostly animal-pollinated, while gymnosperms mainly depend on wind pollination.</p> Signup and view all the answers

    What must happen after the mechanical transfer of pollen from anther to stigma for fertilization to potentially occur?

    <p>The generative cell divides to produce two sperm cells with flagella.</p> Signup and view all the answers

    Describe how cross-pollination occurs through insects as pollinators.

    <p>Insects are attracted to brightly colored and fragrant flowers that contain nectar.</p> Signup and view all the answers

    Which process leads to the formation of pollen grains in angiosperms?

    <p>Microsporogenesis in the anther results in the formation of pollen grains.</p> Signup and view all the answers

    What is the primary role of the style in a flower's reproductive structure?

    <p>The style guides the pollen tube towards the embryo sac for fertilization.</p> Signup and view all the answers

    What distinguishes staminate from carpellate imperfect flowers?

    <p>Staminate flowers only possess male reproductive parts, while carpellate flowers only have female reproductive parts.</p> Signup and view all the answers

    How does megasporogenesis differ from microsporogenesis in angiosperms?

    <p>Megasporogenesis results in the formation of megaspores that develop into ovules, whereas microsporogenesis leads to the production of microspores that become pollen grains.</p> Signup and view all the answers

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