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 (A)</p> Signup and view all the answers

Which animal tissue is responsible for voluntary movements in humans?

<p>Skeletal muscle (B)</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 (A)</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 (C)</p> Signup and view all the answers

What type of tissues attach muscles to bones?

<p>Fibrous Connective Tissues (B)</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 (C)</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 (B)</p> Signup and view all the answers

What is the main function of flagella in cells?

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

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

<p>Axons (B)</p> Signup and view all the answers

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

<p>Pseudopodia (B)</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 (A)</p> Signup and view all the answers

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

<p>Cuticle (B)</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 (B)</p> Signup and view all the answers

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

<p>Trichomes (D)</p> Signup and view all the answers

Which unique characteristic is a distinguishing feature of parenchyma cells?

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

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

<p>Trichomes (A)</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 (D)</p> Signup and view all the answers

What do White Blood Cells aid in?

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

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

<p>Complex permanent tissue (A)</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 (B)</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 (A)</p> Signup and view all the answers

What is the main function of epithelial tissue?

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

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

<p>Muscle tissue (A)</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 (C)</p> Signup and view all the answers

What is the function of connective tissue?

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

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

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

What gives muscle tissues the ability to contract?

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

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