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lesson 7 land plants
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lesson 7 land plants

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Questions and Answers

What is the defining characteristic of land plants?

  • They have protective tissues
  • They are photosynthetic
  • They are eukaryotic
  • They can reproduce on land (correct)

    • Which type of plants do not produce seeds?

  • Non-vascular plants
  • Vascular plants
  • All of the above
  • Seedless vascular plants (correct)

    • True or false: The cuticle is composed of hydrophilic compounds that allow leaves and young stems to absorb water easily.

    False

    What is the main function of the cuticle in plants?

    <p>To protect leaf tissues from water and other external factors</p> Signup and view all the answers

    What is the primary function of the cuticle in plants?

    <p>To protect leaf tissues with waxes</p> Signup and view all the answers

    Which type of plants produce seeds?

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

    What is the function of the cuticle in plants?

    <p>To protect leaf tissues by building an extension to the cell wall and filling it with waxes</p> Signup and view all the answers

    True or false: Land plants are prokaryotic organisms.

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

    Which of the following is a shared trait between land plants and charophytes?

    <p>Presence of sporopollenin</p> Signup and view all the answers

    What are mycorrhizae?

    <p>Fungi that form mutualistic associations with plants to better exploit the soil for water and essential minerals</p> Signup and view all the answers

    What is the purpose of the protective tissues in land plants?

    <p>To protect the delicate plant embryo</p> Signup and view all the answers

    What protects the delicate plant embryo in land plants?

    <p>Protective tissues</p> Signup and view all the answers

    What is the purpose of the protective tissues in land plants?

    <p>To protect the delicate plant embryo</p> Signup and view all the answers

    What is the primary difference between non-vascular and vascular plants?

    <p>Vascular plants have vascular tissues while non-vascular plants do not</p> Signup and view all the answers

    True or false: All land plants produce seeds.

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

    What is the composition of the cuticle in plants?

    <p>Hydrophobic compounds</p> Signup and view all the answers

    What is the composition of the cuticle?

    <p>Hydrophobic compounds</p> Signup and view all the answers

    True or false: Mycorrhizae have no effect on the uptake of minerals and water from the soil solution.

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

    What are the three distinct traits that charophytes share with land plants?

    <p>Sporopollenin, phragmoplast, and protective tissues</p> Signup and view all the answers

    Which phyla are included in the seedless vascular plants?

    <p>Lycophytes and monilophytes</p> Signup and view all the answers

    What is the purpose of mycorrhizae in plants?

    <p>To improve uptake of minerals and water from soil</p> Signup and view all the answers

    How do mycorrhizae improve the rate of uptake of minerals and water from the soil solution?

    <p>By forming mutualistic associations with plants</p> Signup and view all the answers

    What is the function of mycorrhizae in plants?

    <p>To facilitate water and mineral uptake from the soil</p> Signup and view all the answers

    Which of the following phyla includes seedless vascular plants?

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

    What are the two main categories of land plants?

    <p>Vascular and non-vascular</p> Signup and view all the answers

    True or false: Secondary metabolites in plants do not serve any function in facilitating life on terrestrial land.

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

    True or false: The protective tissues that surround the plant embryo are only present in vascular plants.

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

    What is the function of secondary metabolites in plants?

    <p>To protect against ultraviolet radiation</p> Signup and view all the answers

    How do mycorrhizae improve the rate of uptake of minerals and water from the soil solution?

    <p>By creating a larger surface area for absorption</p> Signup and view all the answers

    What is the second shared trait between land plants and charophytes?

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

    Which type of plant does not produce seeds?

    <p>Non-vascular plants</p> Signup and view all the answers

    Which type of plants are divided into non-vascular and vascular plants?

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

    True or false: The phloem system moves water from the ground to the aboveground portions of the plant.

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

    What is the function of sporopollenin in land plants?

    <p>To protect the gametophyte generation</p> Signup and view all the answers

    What is the function of secondary metabolites in plants?

    <p>To protect against ultraviolet radiation and chemical defense</p> Signup and view all the answers

    True or false: The phragmoplast is a structure unique to land plants.

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

    What is lignin?

    <p>A secondary metabolite that confers structural support to plants</p> Signup and view all the answers

    What is sporopollenin?

    <p>A protective substance</p> Signup and view all the answers

    What are the two phyla of seedless vascular plants?

    <p>Lycophytes and monilophytes</p> Signup and view all the answers

    What is the function of secondary metabolites in plants?

    <p>To protect against ultraviolet radiation and chemical threats</p> Signup and view all the answers

    Which of the following is true about the gametophyte generation in ferns?

    <p>It is smaller than the gametophyte generation in mosses</p> Signup and view all the answers

    True or false: Seed plants still require water for sexual reproduction, but the male gametophyte is brought directly to the female gametophyte via a vector.

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

    True or false: Sporopollenin protects the zygote in charophytes, but not the gametophyte in land plants.

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

    What is the mature gametophyte of ferns like compared to the gametophyte of mosses?

    <p>Much reduced in size</p> Signup and view all the answers

    What is the role of lignin in plants?

    <p>To provide structural support</p> Signup and view all the answers

    True or false: The sporophyte generation in land plants is always larger than the gametophyte generation.

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

    True or false: Wind-mediated pollination is the only way seed plants achieve elimination of the need for water for sexual reproduction.

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

    What is the function of the xylem system in plants?

    <p>To move water from the ground to the aboveground portions of the plant</p> Signup and view all the answers

    What is the phragmoplast?

    <p>A structure used for cell division in land plants and charophytes</p> Signup and view all the answers

    What is lignin and what is its function in plants?

    <p>A secondary metabolite that provides structural support</p> Signup and view all the answers

    What are the three traits that charophytes share with land plants?

    <p>Sporopollenin, phragmoplast, multicellular generations</p> Signup and view all the answers

    What is the function of the xylem system in plants?

    <p>To transport water from the ground to aboveground portions of the plant</p> Signup and view all the answers

    What is the role of sporopollenin in land plants?

    <p>Protects the gametophyte</p> Signup and view all the answers

    What is the life cycle of land plants?

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

    What is the function of sporopollenin in land plants and charophytes?

    <p>To protect the gametophyte in land plants and the zygote in charophytes</p> Signup and view all the answers

    Which of the following is a characteristic of all land plants?

    <p>Alternation between the sporophyte and gametophyte generations</p> Signup and view all the answers

    True or false: The gametophyte of ferns is larger than the gametophyte of mosses.

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

    Which generation of ferns is much reduced in size compared to the gametophyte of mosses?

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

    How do seed plants eliminate the need for water for sexual reproduction?

    <p>By allowing the male gametophyte to be brought directly to the female gametophyte via a vector</p> Signup and view all the answers

    How do seed plants achieve sexual reproduction without the need for water?

    <p>Through wind-mediated pollination</p> Signup and view all the answers

    True or false: Lignin is a primary metabolite that confers structural support to plants.

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

    What is the function of the xylem system in plants?

    <p>To transport water from the ground to the aboveground portions of the plant</p> Signup and view all the answers

    What is the function of the phragmoplast in land plants and charophytes?

    <p>Cell division</p> Signup and view all the answers

    True or false: Non-vascular plants are unable to survive and reproduce on land.

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

    What is the advantage of seed plants eliminating the need for water for sexual reproduction?

    <p>It enables them to spread to virtually every terrestrial habitat</p> Signup and view all the answers

    Which of the following is NOT a characteristic of charophytes?

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

    How do land plants alternate between generations?

    <p>Multicellular sporophyte generation and multicellular gametophyte generation</p> Signup and view all the answers

    How do seed plants achieve sexual reproduction without the need for water?

    <p>Through direct transfer of the male gametophyte to the female gametophyte via a vector</p> Signup and view all the answers

    True or false: The need for water for reproduction in seed plants is partially eliminated, but not completely, enabling them to spread themselves out to many terrestrial habitats.

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

    What is the alternation of generations in land plants?

    <p>The process of alternating between the sporophyte and gametophyte generations</p> Signup and view all the answers

    How do seed plants achieve wind-mediated pollination or animal-mediated pollination?

    <p>By wind-mediated pollination or animal-mediated pollination</p> Signup and view all the answers

    What is the defining characteristic of land plants?

    <p>They are aquatic</p> Signup and view all the answers

    How does the size of the mature gametophyte of ferns compare to the gametophyte of mosses?

    <p>The mature gametophyte of ferns is smaller</p> Signup and view all the answers

    Which of the following is a characteristic of seedless vascular plants?

    <p>Presence of vascular tissues</p> Signup and view all the answers

    True or false: Lycophytes and monilophytes produce seeds.

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

    Which type of plants do not produce seeds?

    <p>Seedless vascular plants</p> Signup and view all the answers

    Which phyla are included in seedless vascular plants?

    <p>Lycophytes and monilophytes</p> Signup and view all the answers

    What is the phragmoplast?

    <p>A structure shared by charophytes and land plants</p> Signup and view all the answers

    How are land plants divided?

    <p>Into vascular and non-vascular plants</p> Signup and view all the answers

    What is the function of protective tissues in land plants?

    <p>To protect the embryo</p> Signup and view all the answers

    What is the defining characteristic of land plants?

    <p>They can survive and reproduce on land</p> Signup and view all the answers

    True or false: Charophytes and land plants share no common traits.

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

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