Plant Growth and Photosynthesis
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Questions and Answers

What is the term used to describe the ability of roots to change their morphology in response to environmental conditions?

  • Phenotypic variation
  • Rhizosphere diversity
  • Morphological adaptability
  • Root plasticity (correct)
  • Which type of shoot system includes stems that are typically above ground and have nodes and internodes?

  • Subterranean shoots
  • Lateral shoot structures
  • Aerial shoots (correct)
  • Rhizome systems
  • In what type of habitat would you expect to find plants with needle-like leaves?

  • Tropical rainforests
  • Desert ecosystems
  • Arctic tundras (correct)
  • Temperate deciduous forests
  • Which plant structure may develop into reproductive structures like flowers?

    <p>Apical buds</p> Signup and view all the answers

    What type of shoot system is favored in lush environments with high light availability?

    <p>Tall shoot systems</p> Signup and view all the answers

    Which term describes the phenomenon where leaves exhibit changes in response to varying growth conditions such as sunlight and water availability?

    <p>Leaf plasticity</p> Signup and view all the answers

    What is the primary function of a plant's root system?

    <p>Anchor the plant in the substrate</p> Signup and view all the answers

    Why do plants require nutrients such as nitrogen, phosphorous, and potassium?

    <p>To make their own food via photosynthesis</p> Signup and view all the answers

    Which part of a plant is responsible for absorbing water and dissolved nutrients?

    <p>Root system</p> Signup and view all the answers

    Why is it important for a plant's root and shoot systems to have a high surface area to volume ratio?

    <p>To determine the rate of absorption</p> Signup and view all the answers

    What is the main function of the shoot system of a plant?

    <p>Harvest light and carbon dioxide</p> Signup and view all the answers

    Why do many root systems include lateral roots in addition to a taproot?

    <p>To absorb water and dissolved nutrients</p> Signup and view all the answers

    What does cork cambium primarily generate towards the exterior of a root, trunk, or branch?

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

    Which type of growth is only possible for species with cambia?

    <p>Secondary growth</p> Signup and view all the answers

    What is bark mainly composed of?

    <p>Vascular cambium and secondary phloem</p> Signup and view all the answers

    Which part of the tree accumulates compounds like resins and gums for protective functions?

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

    What is the primary function of lenticels in trees?

    <p>Gas exchange</p> Signup and view all the answers

    What is the primary function of Sclereids?

    <p>Structural support</p> Signup and view all the answers

    What type of cell walls do Secondary cell walls contain?

    <p>Cellulose and lignin</p> Signup and view all the answers

    Which tissues make up the Vascular Tissue System?

    <p>Xylem and Phloem</p> Signup and view all the answers

    What is the function of Tracheids in the Xylem?

    <p>Conduct water</p> Signup and view all the answers

    What happens to Sieve-tube elements after maturing?

    <p>They remain alive</p> Signup and view all the answers

    What is the main function of Sieve-tube elements in the Phloem?

    <p>Conducting sugars</p> Signup and view all the answers

    What is the main function of stomata in plants?

    <p>Regulate gas exchange and water loss</p> Signup and view all the answers

    Which type of plant tissue is responsible for most of the photosynthesis and carbohydrate storage in plants?

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

    What is the primary function of collenchyma tissue in plants?

    <p>Provide flexible structural support for growing parts</p> Signup and view all the answers

    What characteristic distinguishes parenchyma cells from collenchyma cells in plants?

    <p>Ability to retain totipotency</p> Signup and view all the answers

    What is the main function of trichomes on plant surfaces?

    <p>Limit transpiration and reduce water loss</p> Signup and view all the answers

    What distinguishes sclerenchyma tissue from other plant tissues?

    <p>Cells that are alive at functional maturity</p> Signup and view all the answers

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