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Sexual Reproduc...

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  • Question 1
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    Which of the following represents the basal part of the ovule and is opposite to the micropylar end?

  • Question 2
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    In which of the following, the first mitotic division of primary endospermic cell is accompanied by cytokinesis and further nuclear divisions are not accompanied by cytokinesis?

  • Question 3
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    In haploid parthenogenesis, a normal haploid egg develops into a haploid embryo. Haploid parthenogenesis occurs in which of the following plants?

    a. Banana
    b. Cucumber
    c. Solanum
    d. Oenothera

  • Question 4
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    Insect pollinated flowers are

  • Question 5
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    Which of the following wall layers help(s) in dehiscence of anther and perform(s) the function of protection?

    a. Epidermis
    b. Tapetum
    c. Endothecium
    d. Middle layer

  • Question 6
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    During Hybridisation process anther of bisexual flower is removed before it dehisces is called

  • Question 7
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    Match the following:

    a. Unitegmic ovules 1. They are the ovules with two integuments. Example: Monocots
    b. Bitegmic ovules 2. They are the ovules without integument. Example: Santalum
    c. Tritegmic ovules 3. They are the ovules with one integument. Example: Higher dicots
    d. Ategmic ovules 4. They are the ovules with three integuments (rarely ovule). Example: Asphodelus

  • Question 8
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    Which of the following flowers is a bisexual, homogamous and pollination takes place in it prior to its opening?

  • Question 9
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    There are two types of flowers in a plant namely

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