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Sexual Reproduction In Flowering Plants

Question

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(a) Can a plant flowering in Mumbai be pollinated by pollen grains of the same species growing in New Delhi ? Provide explanations to your answer.

Solution

(a) It is possible by Artificial Hybridisation where pollen grain of one flower is introduced artificially on the stigma of another flower. But there should not be self-incompatibility.
* For this in One flower emasculation is removal of anthers & by choice by then flower is bagged.
* After some time, the bag is removed and then desired pollen grains are introduced on its stigma.

Some More Questions From Sexual Reproduction in flowering Plants Chapter

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 :

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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