Question

Both, autogamy and geitonogamy are prevented in

papaya

cucumber

castor

maize

Solution

papaya

Autogamy involves pollination within the same flower, while geitonogamy involves transfer of pollen grains from the anther of one flower to the stigma of another flower of the same plant. Both the process are prevented in papaya because it is dioecious plant(i.e, male and female sex organs are borne on separate plants) and it always needs cross-pollination.

Some More Questions From Sexual Reproduction in flowering Plants Chapter

The innermost layer of anther is tapetum whose function is :

In a bisexual flower when the gynaecium matures earlier than anther, it is called as :

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Sexual Reproduction In Flowering Plants

Both, autogamy and geitonogamy are prevented in

papaya

cucumber

castor

maize

Some More Questions From Sexual Reproduction in flowering Plants Chapter

The innermost layer of anther is tapetum whose function is :

In a bisexual flower when the gynaecium matures earlier than anther, it is called as :

Simultaneous meiotic division of microspore mother cells leads to :

The fertilization occurs in the :

The female gametophyte of a typical dicot at the time of fertilization is:

Development of embryo from any cell of nucellus is called :

Parthenocarpic fruit is :

The entry of pollen tube into embryo sac through the integuments is termed as :

512 microspores will be formed following meiosis of how many microspore mother cells.

Pollination by water occurs in :

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For Daily Free Study Material Join wiredfaculty

Sexual Reproduction In Flowering Plants

Both, autogamy and geitonogamy are prevented in papaya cucumber castor maize

Some More Questions From Sexual Reproduction in flowering Plants Chapter

The innermost layer of anther is tapetum whose function is :

In a bisexual flower when the gynaecium matures earlier than anther, it is called as :

Simultaneous meiotic division of microspore mother cells leads to :

The fertilization occurs in the :

The female gametophyte of a typical dicot at the time of fertilization is:

Development of embryo from any cell of nucellus is called :

Parthenocarpic fruit is :

The entry of pollen tube into embryo sac through the integuments is termed as :

512 microspores will be formed following meiosis of how many microspore mother cells.

Pollination by water occurs in :

Mock Test Series

NCERT Sample Papers

Entrance Exams Preparation

Both, autogamy and geitonogamy are prevented in

papaya

cucumber

castor

maize