Plant Development: Collenchyma and Parenchyma Cells
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Questions and Answers

What is the main function of xylem in plants?

  • Transporting organic compounds from photosynthesis sites
  • Transporting water and nutrients from roots to shoots (correct)
  • Serving as the outer protective covering of the plant
  • Facilitating mechanical support in the plant

    • Which tissue system is responsible for transporting organic compounds within a plant?

  • Periderm
  • Epidermis
  • Xylem
  • Phloem (correct)

    • In what type of plants is the epidermis mainly present?

  • Woody plants
  • Desert plants
  • Non-woody plants (correct)
  • Aquatic plants

    • What does the periderm replace in older regions of stems and roots in woody plants?

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

    Which animal tissue is responsible for voluntary movements in humans?

    <p>Skeletal muscle</p> Signup and view all the answers

    What is the primary function of the Dermal Tissues in plants?

    <p>Serving as the outer protective covering of the plant</p> Signup and view all the answers

    Which type of muscle is responsible for involuntary body activities like the churning of the stomach?

    <p>Smooth Muscles</p> Signup and view all the answers

    What type of tissues attach muscles to bones?

    <p>Fibrous Connective Tissues</p> Signup and view all the answers

    What is the main function of motile cilia found in cells?

    <p>Movement of material on cell surface</p> Signup and view all the answers

    Which cell modification functions to make absorption more efficient by increasing the surface area of a cell?

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

    What is the main function of flagella in cells?

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

    Which structure is responsible for transmitting nerve impulses away from a neuron's cell body?

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

    What are temporary extensions of the cytoplasm that aid in phagocytosis?

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

    What is the main function of collenchyma cells in plants?

    <p>Providing support in areas with primary growth</p> Signup and view all the answers

    Which plant structure shields plants from pathogen infestation and mechanical damage?

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

    How do sclerenchyma cells differ from collenchyma cells in terms of rigidity?

    <p>Sclerenchyma cells are stiffer due to lignin in secondary walls</p> Signup and view all the answers

    What specialized epidermal cells are found on the aerial regions of plants?

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

    Which unique characteristic is a distinguishing feature of parenchyma cells?

    <p>Storage and synthesis of organic products</p> Signup and view all the answers

    Which cell component is involved in shielding plants from harmful elements including herbivore attack?

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

    What is the primary function of secondary cell walls in sclerenchyma cells?

    <p>Provide rigidity and strength through lignin deposition</p> Signup and view all the answers

    What do White Blood Cells aid in?

    <p>Engulfing cells through phagocytosis</p> Signup and view all the answers

    Which term is used to describe the structural description of vascular tissues?

    <p>Complex permanent tissue</p> Signup and view all the answers

    Which part of higher plants is the outermost coat that protects them from various external factors?

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

    What accounts for more than a quarter of the dry mass of wood?

    <p>Strengthening polymer lignin in secondary sclerenchyma cell walls</p> Signup and view all the answers

    What is the main function of epithelial tissue?

    <p>Providing a barrier against mechanical injury and pathogens</p> Signup and view all the answers

    Which type of tissue is responsible for nearly all types of body movement?

    <p>Muscle tissue</p> Signup and view all the answers

    How is the number of cell layers denoted in naming epithelial tissues?

    <p>By the color of the cells</p> Signup and view all the answers

    What is the function of connective tissue?

    <p>Holding tissues and organs together</p> Signup and view all the answers

    Which type of cells are wide as they are tall in shape?

    <p>Cuboidal cells</p> Signup and view all the answers

    What gives muscle tissues the ability to contract?

    <p>Proteins actin and myosin in filaments</p> Signup and view all the answers

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