Lecture 1 : Flower- a fascinating organ of angiosperm ; Flowers – Parts of flower And Function ; The pistil, megasporangium (ovule) and embryo sac

  • Chapter-2 Sexual Reproduction in Flowering Plants Assignments 1

    Are pollination and fertilisation necessary in apomixis? Give reasons.

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  • Chapter-2 Sexual Reproduction in Flowering Plants Assignments 3

    What do you understand by double fertilization?

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  • Chapter-2 Sexual Reproduction in Flowering Plants Assignments 4

    List the advantages of pollination to angiospermic plants?

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  • Chapter-2 Sexual Reproduction in Flowering Plants Assignments 5

    Name the part of plant producing seed & fruit after fertilization.

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  • Chapter-2 Sexual Reproduction in Flowering Plants Assignments 6

    Describe the post-fertilization changes taking place in a flowering plant?

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  • Chapter-2 Sexual Reproduction in Flowering Plants Assignments 7

    Describe the post-fertilization changes taking place in a flowering plant?

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  • Chapter-2 Sexual Reproduction in Flowering Plants Assignments 8

    Trace the development of microsporocyte into mature pollen grains.

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  • Chapter-2 Sexual Reproduction in Flowering Plants Assignments 9

    List any three differences between wind pollinated flower & insect –
    pollinated flower.

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  • Chapter-2 Sexual Reproduction in Flowering Plants Assignments 10

    Why is process of fertilization in flowering plants referred to as double
    fertilization?

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  • Chapter-2 Sexual Reproduction in Flowering Plants Assignments 11

    Name the type of cross pollination in Vallisneria & Bougainvillea.

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  • Chapter-2 Sexual Reproduction in Flowering Plants Assignments 12

    Why is apple called a false fruit? Which part(s) of the flower forms the fruit?

     

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  • Chapter-2 Sexual Reproduction in Flowering Plants Assignments 13

    Why do you think the zygote is dormant for sometime in a fertilized ovule?

     

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  • Chapter-2 Sexual Reproduction in Flowering Plants Assignments 14

    Why do you think the zygote is dormant for sometime in a fertilized ovule?

     

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  • Chapter-2 Sexual Reproduction in Flowering Plants Assignments 16

    Mention two strategies evolved to prevent self-pollination in flowers.

     

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  • Chapter-2 Sexual Reproduction in Flowering Plants Assignments 17

    With a neat diagram explain the 7-celled, 8-nucleate nature of the female gametophyte.

     

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  • Chapter-2 Sexual Reproduction in Flowering Plants Assignments 18

    What is meant by monosporic development of female gametophyte?

     

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  • Chapter-2 Sexual Reproduction in Flowering Plants Assignments 19

    With a neat, labelled diagram, describe the parts of a typical angiosperm ovule.

     

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  • Description:-

    Lecture 1 :
    Today, we will discuss the first three topics of this chapter, i.e; Flower- a fascinating organ of angiosperm ; Flowers – Parts of flower And Function ; The pistil, megasporangium (ovule) and embryo sac from  Chapter-2 Sexual Reproduction in Flowering Plants
    OBJECTIVES:
    1:  Know everything of a plant  Flower- a fascinating organ of angiosperm ; Flowers – Parts of flower And Function ; The pistil, megasporangium (ovule) and embryo sac
    2: What are these i.e; Flower- a fascinating organ of angiosperm ; Flowers – Parts of flower And Function ; The pistil, megasporangium (ovule) and embryo sac
    Important Tip:
     This lecture about Chapter-2 Sexual Reproduction in Flowering Plants is base for the further chapters. These topics help in many ways as to understand the and how we can use them. It help you in further studies also.
    Please go through the topic, their notes. Properly do the assignments, watch videos of the concerned topics. If you any doubt about any topic/point please submit it in the discussion section... it will be answered as soon as possible.
    After all of this... when you fell confident about the particular topic/chapter then take the quiz.

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