Question

Rarely among angiosperms, the pollen grains influenced the endosperm. This is called as

Meta xenia

Nemec phenomenon

Xenia

Mesogamy

Solution

Xenia

The direct or indirect effect of pollen is seed or fruit has been termed by Foke (1881) as Xenia. This phenomenon is seen is Zea mays alone and in limited to the endosperm part only.

Some More Questions From Sexual Reproduction in flowering Plants Chapter

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 :

In ................... flowers, the thalamus grows upwards completely enclosing the ovary, and the stamens, petals and sepals are borne above the ovary.

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Sexual Reproduction In Flowering Plants

Rarely among angiosperms, the pollen grains influenced the endosperm. This is called as

Meta xenia

Nemec phenomenon

Xenia

Mesogamy

Some More Questions From Sexual Reproduction in flowering Plants Chapter

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 :

In ................... flowers, the thalamus grows upwards completely enclosing the ovary, and the stamens, petals and sepals are borne above the ovary.

In Calotropis, all the microspores of anther lobe remain united to form

Albuminous seeds store reserve food materials in ....................

Transfer of pollen grains from the anther to the stigma of another flower of same plant is called..............................

The...................direct the growth of pollen tube towards egg apparatus by secreting some chemical substances.

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NCERT Sample Papers

Entrance Exams Preparation

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For Daily Free Study Material Join wiredfaculty

Sexual Reproduction In Flowering Plants

Rarely among angiosperms, the pollen grains influenced the endosperm. This is called as Meta xenia Nemec phenomenon Xenia Mesogamy

Some More Questions From Sexual Reproduction in flowering Plants Chapter

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 :

In ................... flowers, the thalamus grows upwards completely enclosing the ovary, and the stamens, petals and sepals are borne above the ovary.

In Calotropis, all the microspores of anther lobe remain united to form

Albuminous seeds store reserve food materials in ....................

Transfer of pollen grains from the anther to the stigma of another flower of same plant is called..............................

The...................direct the growth of pollen tube towards egg apparatus by secreting some chemical substances.

Mock Test Series

NCERT Sample Papers

Entrance Exams Preparation

Rarely among angiosperms, the pollen grains influenced the endosperm. This is called as

Meta xenia

Nemec phenomenon

Xenia

Mesogamy