Seed Coat Structure Quiz
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Questions and Answers

What is the function of arillode in a seed?

  • Facilitation of germination
  • Transport of water and nutrients
  • Protection of the seed (correct)
  • Storage of reserve food
  • Which structure in a seed is responsible for the storage of reserve food in exalbuminous seeds?

  • Strophiole
  • Endosperm
  • Perisperm
  • Embryo (correct)
  • What supplies Nitrogen, Sulfur, and Phosphorus in seeds as part of the reserve food materials?

  • Proteins (correct)
  • Aleurone grains
  • Carbohydrates
  • Fixed oil
  • Which seed structure is an extension of the testa in the form of a membranous fold?

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

    In which seeds are aleurone grains found as a reserve food material?

    <p>Leguminous seeds and Cereals</p> Signup and view all the answers

    What is the function of caruncle in a seed?

    <p>Facilitation of germination</p> Signup and view all the answers

    What does the nutrient layer in seeds consist of?

    <p>Thin walled parenchyma filled with starch granules</p> Signup and view all the answers

    What happens to the cells of the nutrient layer during development?

    <p>They collapse forming a band of cell wall</p> Signup and view all the answers

    In which seeds is the nutrient layer used for starch storage?

    <p>Linseed and cardamom</p> Signup and view all the answers

    Which seeds have deeply colored cell contents in the inner layer of the testa?

    <p>Linseed and black mustard</p> Signup and view all the answers

    What is the role of the nutrient layer in seed development?

    <p>Storage of starch granules</p> Signup and view all the answers

    Which type of cells make up the nutrient layer in seeds?

    <p>Thin-walled parenchyma filled with starch granules</p> Signup and view all the answers

    What is the function of the palisade layer in the seed coat?

    <p>To facilitate gas exchange for seed respiration</p> Signup and view all the answers

    Which seed type is more likely to have both endosperm and perisperm surrounding the embryo?

    <p>Albuminous seed</p> Signup and view all the answers

    In which type of seeds is the endosperm absent?

    <p>Nux vomica seeds</p> Signup and view all the answers

    Which one of the following seeds has a sclerenchymatous layer in its seed coat?

    <p>Capsicum seeds</p> Signup and view all the answers

    What distinguishes the epidermis in Cardamom seeds from that in Lobelia seeds?

    <p>Cells with thickened radial walls and base</p> Signup and view all the answers

    Which type of seed coats have a palisade layer consisting of cells with polygonal prisms?

    <p>Nux vomica seeds</p> Signup and view all the answers

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